Version 1.0 Published June 2018 Copyright©2018 ASRock INC. All rights reserved. Copyright Notice: No part of this documentation may be reproduced, transcribed, transmitted, or translated in any language, in any form or by any means, except duplication of documentation by the purchaser for backup purpose, without written consent of ASRock Inc.
AUSTRALIA ONLY Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage caused by our goods. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. If you require assistance please call ASRock Tel : +886-2-28965588 ext.
Contents Chapter 1 Introduction 1 1.1 Package Contents 1 1.2 Specifications 2 1.3 Motherboard Layout 7 1.4 I/O Panel 9 Chapter 2 Installation 11 2.1 Installing the CPU 12 2.2 Installing the CPU Fan and Heatsink 14 2.3 Installing Memory Modules (DIMM) 22 2.4 Expansion Slots (PCI Express Slots) 25 2.5 Jumpers Setup 26 2.6 Onboard Headers and Connectors 27 2.7 CrossFireX TM and Quad CrossFireX TM Operation Guide 32 2.7.
3.3 ASRock Live Update & APP Shop 45 3.3.1 UI Overview 45 3.3.2 Apps 46 3.3.3 BIOS & Drivers 49 3.3.4 Setting 50 3.4 51 ASRock Polychrome RGB Chapter 4 UEFI SETUP UTILITY 54 4.1 Introduction 54 4.1.1 UEFI Menu Bar 54 4.1.2 Navigation Keys 55 4.2 Main Screen 56 4.3 OC Tweaker Screen 57 4.4 Advanced Screen 59 4.4.1 CPU Configuration 60 4.4.2 North Bridge Configuration 61 4.4.3 South Bridge Configuration 62 4.4.4 Storage Configuration 63 4.4.
4.7 Security Screen 81 4.8 Boot Screen 82 4.
B450M Pro4 Chapter 1 Introduction Thank you for purchasing ASRock B450M Pro4 motherboard, a reliable motherboard produced under ASRock’s consistently stringent quality control. It delivers excellent performance with robust design conforming to ASRock’s commitment to quality and endurance. In this manual, Chapter 1 and 2 contains the introduction of the motherboard and step-by-step installation guides. Chapter 3 contains the operation guide of the software and utilities.
1.
B450M Pro4 * Supports NVMe SSD as boot disks • 1 x PCI Express 2.0 x1 Slot TM TM • Supports AMD Quad CrossFireX and CrossFireX Audio LAN TM • Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU* * Actual support may vary by CPU • DirectX 12, Pixel Shader 5.0 • Max. shared memory 2GB • Three graphics output options: D-Sub, DVI-D and HDMI • Supports Triple Monitor • Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz • Supports DVI-D with max.
Rear Panel I/O • • • • • • • • • • English 4 1 x PS/2 Mouse/Keyboard Port 1 x D-Sub Port 1 x DVI-D Port 1 x HDMI Port 2 x USB 2.0 Ports (Supports ESD Protection) 1 x USB 3.1 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection) 1 x USB 3.1 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection) 4 x USB 3.1 Gen1 Ports (Supports ESD Protection) 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) HD Audio Jacks: Line in / Front Speaker / Microphone Storage • 4 x SATA3 6.
B450M Pro4 • 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control) * The CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power. • 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control) * The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power. * CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP and CHA_FAN3/WP can auto detect if 3-pin or 4-pin fan is in use.
* For detailed product information, please visit our website: http://www.asrock.com Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using thirdparty overclocking tools. Overclocking may affect your system’s stability, or even cause damage to the components and devices of your system. It should be done at your own risk and expense.
B450M Pro4 1.3 Motherboard Layout 1 5 4 3 2 6 PS2 Keyboard/ Mouse 1 AMD_FAN_LED1 USB 2.0 T: USB1 B: USB2 CPU_FAN2/WP CPU_FAN1 RJ-45 LAN DDR4_B2 (64 bit, 288-pin module) DDR4_A2 (64 bit, 288-pin module) DDR4_B1 (64 bit, 288-pin module) Ultra M.
No. Description English 8 1 ATX 12V Power Connector (ATX12V1) 2 CPU/Water Pump Fan Connector (CPU_FAN2/WP) 3 CPU Fan Connector (CPU_FAN1) 4 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 5 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) 6 AMD Fan LED Header (AMD_FAN_LED1) 7 ATX Power Connector (ATXPWR1) 8 USB 3.
B450M Pro4 1.4 I/O Panel 4 1 2 13 12 11 9 10 8 3 5 7 6 No. Description No. Description 1 USB 2.0 Ports (USB_1_2) 8 USB 3.1 Gen1 Ports (USB3_12) 2 D-Sub Port 9 USB 3.1 Gen2 Type-A Port (USB31_TA_1) 3 LAN RJ-45 Port* 10 USB 3.1 Gen2 Type-C Port (USB31_TC_1) 4 Line In (Light Blue)** 11 HDMI Port 5 Front Speaker (Lime)** 12 DVI-D Port 6 Microphone (Pink)** 13 PS/2 Mouse/Keyboard Port 7 USB 3.1 Gen1 Ports (USB3_34) * There are two LEDs on each LAN port.
** To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multichannel audio feature through the audio driver. Please set Speaker Configuration to “7.1 Speaker”in the Realtek HD Audio Manager. Function of the Audio Ports in 7.
B450M Pro4 Chapter 2 Installation This is a Micro ATX form factor motherboard. Before you install the motherboard, study the configuration of your chassis to ensure that the motherboard fits into it. Pre-installation Precautions Take note of the following precautions before you install motherboard components or change any motherboard settings. English • Make sure to unplug the power cord before installing or removing the motherboard.
2.1 Installing the CPU Unplug all power cables before installing the CPU.
B450M Pro4 English 3 13
2.2 Installing the CPU Fan and Heatsink After you install the CPU into this motherboard, it is necessary to install a larger heatsink and cooling fan to dissipate heat. You also need to spray thermal grease between the CPU and the heatsink to improve heat dissipation. Make sure that the CPU and the heatsink are securely fastened and in good contact with each other. Please turn off the power or remove the power cord before changing a CPU or heatsink.
B450M Pro4 3 4 CP U_ FA N1 English 4-pin FAN cable 15
Installing the AM4 Box Cooler SR2 1 2 English 16
B450M Pro4 English 3 17
4 CP U_ FA N 1 4-pin FAN cable 5 4-pin FAN cable CP U_ F AN 1 RGB LED Cable +12V FAN D_ AM _L E D1 English *The diagram shown here are for reference only. Please refer to page 31 for the orientation of AMD Fan LED Header (AMD_FAN_LED1).
B450M Pro4 Installing the AM4 Box Cooler SR3 1 English 2 19
3 4 English 20
B450M Pro4 5 CP U_ FA N1 4-pin FAN cable US B USB 2.0 Header Please note that this connector is the interface to the LED control board on the SR3, it requires the AMD utility "SR3 Settings Software" to control the LED. *The diagram shown here are for reference only. Please refer to page 28 for the orientation of USB Header.
2.3 Installing Memory Modules (DIMM) This motherboard provides four 288-pin DDR4 (Double Data Rate 4) DIMM slots, and supports Dual Channel Memory Technology. 1. For dual channel configuration, you always need to install identical (the same brand, speed, size and chip-type) DDR4 DIMM pairs. 2. It is unable to activate Dual Channel Memory Technology with only one or three memory module installed. 3.
B450M Pro4 Ryzen Series CPUs (Summit Ridge): UDIMM Memory Slot A1 A2 B1 B2 Frequency (Mhz) - SR - - 2667 - DR - - 2667 - SR - SR 2667 - DR - DR 2667 SR SR SR SR 2667 SR/DR DR SR/DR DR 2667 SR/DR SR/DR SR/DR SR/DR 2133-2400 Ryzen Series CPUs (Raven Ridge): UDIMM Memory Slot A1 A2 B1 B2 Frequency (Mhz) - SR - - 2933 - DR - - 2667 - SR - SR 2667 - DR - DR 2667 SR SR SR SR 2667 SR/DR DR SR/DR DR 2667 SR/DR SR/DR SR/DR SR/DR 2133-240
The DIMM only fits in one correct orientation. It will cause permanent damage to the motherboard and the DIMM if you force the DIMM into the slot at incorrect orientation.
B450M Pro4 2.4 Expansion Slots (PCI Express Slots) There are 3 PCI Express slots on the motherboard. Before installing an expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. PCIe slots: PCIE1 (PCIe 2.0 x1 slot) is used for PCI Express x1 lane width cards. PCIE2 (PCIe 3.
2.5 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on the pins, the jumper is “Short”. If no jumper cap is placed on the pins, the jumper is “Open”. Clear CMOS Jumper (CLRCMOS1) (see p.7, No. 18) 2-pin Jumper Short: Clear CMOS Open: Default CLRCMOS1 allows you to clear the data in CMOS. To clear and reset the system parameters to default setup, please turn off the computer and unplug the power cord from the power supply.
B450M Pro4 2.6 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage to the motherboard. System Panel Header (9-pin PANEL1) (see p.7, No. 13) PLED+ PLEDPWRBTN# GND 1 GND RESET# GND HDLEDHDLED+ Connect the power switch, reset switch and system status indicator on the chassis to this header according to the pin assignments below.
Power LED and Speaker Header (7-pin SPK_PLED1) (see p.7, No. 14) SPEAKER DUMMY DUMMY +5V 1 Please connect the chassis power LED and the chassis speaker to this header. USB 2.0 Headers (9-pin USB_3_4) (see p.7, No. 20) (9-pin USB_5_6) (see p.7, No. 19) USB 3.1 Gen1 Header (19-pin USB3_56) (see p.7 or 8, No. 8) SATA3_2 SATA3_4 Serial ATA3 Connectors (SATA3_1: see p.7, No. 12) (SATA3_2: see p.7, No. 11) (SATA3_3: see p.7, No. 9) (SATA3_4: see p.7, No.
B450M Pro4 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC’97 audio panel, please install it to the front panel audio header by the steps below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. C. Connect Ground (GND) to Ground (GND). D.
ATX Power Connector (24-pin ATXPWR1) (see p.7, No. 7) ATX 12V Power Connector (8-pin ATX12V1) (see p.7, No. 1) Serial Port Header (9-pin COM1) (see p.7, No. 21) 12 24 1 13 This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13. 8 5 4 1 This motherboard provides a 8-pin ATX 12V power connector. To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. This COM1 header supports a serial port module.
B450M Pro4 RGB LED Header (4-pin RGB_LED1) (see p.7, No. 23) Addressable LED Header (3-pin ADDR_LED1) (see p.7, No. 24) 1 12V G R B 1 12V G R B 1 GND DO_ADDR VOUT AMD FAN LED Header is used to connect RGB LED extension cable that comes with AMD heatsink. The cable connection allows users to choose from various LED lighting effects. Caution: Never install the FAN LED cable in the wrong orientation; otherwise, the cable may be damaged.
2.7 CrossFireXTM and Quad CrossFireXTM Operation Guide This motherboard supports CrossFireXTM and Quad CrossFireXTM that allows you to install up to two identical PCI Express x16 graphics cards. 1. You should only use identical CrossFireXTM-ready graphics cards that are AMD certified. 2. Make sure that your graphics card driver supports AMD CrossFireXTM technology. Download the drivers from the AMD’s website: www.amd.com 3.
B450M Pro4 Step 3 Connect a VGA cable or a DVI cable to the monitor connector or the DVI connec- English tor of the graphics card that is inserted to PCIE2 slot.
2.7.2 Driver Installation and Setup Step 1 Power on your computer and boot into OS. Step 2 Remove the AMD drivers if you have any VGA drivers installed in your system. The Catalyst Uninstaller is an optional download. We recommend using this utility to uninstall any previously installed Catalyst drivers prior to installation. Please check AMD’s website for AMD driver updates. Step 3 Install the required drivers and CATALYST Control Center then restart your computer. Please check AMD’s website for details.
B450M Pro4 2.8 M.2_SSD (NGFF) Module Installation Guide (M2_1) The M.2, also known as the Next Generation Form Factor (NGFF), is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The Ultra M.2 Socket (M2_1) supports M Key type 2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Summit Ridge, Raven Ridge and Pinnacle Ridge). Installing the M.2_SSD (NGFF) Module Step 1 Prepare a M.2_SSD (NGFF) module and the screw.
Step 3 C B Move the standoff based on the module type and length. The standoff is placed at the nut location C by default. Skip Step 3 and 4 and go straight to Step 5 if you are going to use the default nut. Otherwise, release the standoff by hand. A Step 4 C B Peel off the yellow protective film on the nut to be used. Hand tighten the standoff into the desired nut location on the motherboard. A Step 5 Gently insert the M.2 (NGFF) SSD module into the M.2 slot. Please be aware that the M.
B450M Pro4 Step 6 C NUT2 Tighten the screw with a screwdriver to secure the module into place. Please do not overtighten the screw as this might damage the module. NUT1 M.
2.9 M.2_SSD (NGFF) Module Installation Guide (M2_2) The M.2, also known as the Next Generation Form Factor (NGFF), is a small size and versatile card edge connector that aims to replace mPCIe and mSATA. The M.2 Socket (M2_2) supports M Key type 2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module. * M2_2 and SATA3_3 share lanes. If either one of them is in use, the other one will be disabled. Installing the M.2_SSD (NGFF) Module Step 1 Prepare a M.2_SSD (NGFF) module and the screw.
B450M Pro4 Step 3 E D C B A Move the standoff based on the module type and length. The standoff is placed at the nut location D by default. Skip Step 3 and 4 and go straight to Step 5 if you are going to use the default nut. Otherwise, release the standoff by hand. Step 4 E D C B A Peel off the yellow protective film on the nut to be used. Hand tighten the standoff into the desired nut location on the motherboard. Step 5 Gently insert the M.2 (NGFF) SSD module into the M.2 slot.
M.2_SSD (NGFF) Module Support List Vendor ADATA Crucial EZLINK Intel Kingston Kingston LITEON PLEXTOR PLEXTOR SanDisk SanDisk SanDisk Transcend Transcend V-Color V-Color WD WD Interface SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA SATA P/N ADATA - AXNS381E-128GM-B Crucial-CT240M500SSD4-240GB EZLINK P51B-80-120GB INTEL 540S-SSDSCKKW240H6-240GB Kingston-RBU-SNS8400S3 / 180GD Kingston SM2280S3G2/120G - Win8.
B450M Pro4 Chapter 3 Software and Utilities Operation 3.1 Installing Drivers The Support CD that comes with the motherboard contains necessary drivers and useful utilities that enhance the motherboard’s features. Running The Support CD To begin using the support CD, insert the CD into your CD-ROM drive. The CD automatically displays the Main Menu if “AUTORUN” is enabled in your computer. If the Main Menu does not appear automatically, locate and double click on the file “ASRSETUP.
3.2 A-Tuning A-Tuning is ASRock’s multi purpose software suite with a new interface, more new features and improved utilities. 3.2.1 Installing A-Tuning A-Tuning can be downloaded from ASRock Live Update & APP Shop. After the installation, you will find the icon “A-Tuning“ on your desktop. Double-click the “ATuning“ icon, A-Tuning main menu will pop up. 3.2.2 Using A-Tuning There are five sections in A-Tuning main menu: Operation Mode, OC Tweaker, System Info, FAN-Tastic Tuning and Settings.
B450M Pro4 OC Tweaker Configurations for overclocking the system. System Info English View information about the system. *The System Browser tab may not appear for certain models.
FAN-Tastic Tuning Configure up to five different fan speeds using the graph. The fans will automatically shift to the next speed level when the assigned temperature is met. Settings Configure ASRock A-Tuning. Click to select "Auto run at Windows Startup" if you want A-Tuning to be launched when you start up the Windows operating system.
B450M Pro4 3.3 ASRock Live Update & APP Shop The ASRock Live Update & APP Shop is an online store for purchasing and downloading software applications for your ASRock computer. You can quickly and easily install various apps and support utilities. With ASRock Live Update & APP Shop, you can optimize your system and keep your motherboard up to date simply with a few clicks. Double-click utility.
3.3.2 Apps When the "Apps" tab is selected, you will see all the available apps on screen for you to download. Installing an App Step 1 Find the app you want to install. The most recommended app appears on the left side of the screen. The other various apps are shown on the right. Please scroll up and down to see more apps listed. You can check the price of the app and whether you have already intalled it or not. - The red icon displays the price or "Free" if the app is free of charge.
B450M Pro4 Step 3 If you want to install the app, click on the red icon to start downloading. Step 4 When installation completes, you can find the green "Installed" icon appears on the upper right corner. . English To uninstall it, simply click on the trash can icon *The trash icon may not appear for certain apps.
Upgrading an App You can only upgrade the apps you have already installed. When there is an available new version for your app, you will find the mark of "New Version" appears below the installed app icon. Step 1 Click on the app icon to see more details. Step 2 Click on the yellow icon English 48 to start upgrading.
B450M Pro4 3.3.3 BIOS & Drivers Installing BIOS or Drivers When the "BIOS & Drivers" tab is selected, you will see a list of recommended or critical updates for the BIOS or drivers. Please update them all soon. Step 1 Please check the item information before update. Click on to see more details. Step 2 Click to select one or more items you want to update. Step 3 English Click Update to start the update process.
3.3.4 Setting In the "Setting" page, you can change the language, select the server location, and determine if you want to automatically run the ASRock Live Update & APP Shop on Windows startup.
B450M Pro4 3.4 ASRock Polychrome RGB ASRock Polychrome RGB is a lighting control utility specifically designed for unique individuals with sophisticated tastes to build their own stylish colorful lighting system. Simply by connecting the LED strip, you can customize various lighting schemes and patterns, including Static, Breathing, Strobe, Cycling, Music, Wave and more. Connecting the LED Strip B450M Pro4 Connect your RGB LED strips to the RGB LED Header (RGB_HEADER1) on the motherboard.
Connecting the Addressable RGB LED Strip B450M Pro4 Connect your Addressable RGB LED strip to the Addressable LED Header (ADDR_LED1) on the motherboard. 1 ADDR_LED1 1 GND DO_ADDR VOUT 1. Never install the RGB LED cable in the wrong orientation; otherwise, the cable may be damaged. 2. Before installing or removing your RGB LED cable, please power off your system and unplug the power cord from the power supply. Failure to do so may cause damages to motherboard components. 1.
B450M Pro4 ASRock Polychrome RGB Utility Now you can adjust the RGB LED color through the ASRock Polychrome RGB utility. Download this utility from the ASRock Live Update & APP Shop and start coloring your PC style your way! Drag the tab to customize your preference. Toggle on/off the RGB LED switch Select a RGB LED light effect from the drop-down menu.
Chapter 4 UEFI SETUP UTILITY 4.1 Introduction This section explains how to use the UEFI SETUP UTILITY to configure your system. You may run the UEFI SETUP UTILITY by pressing or right after you power on the computer, otherwise, the Power-On-Self-Test (POST) will continue with its test routines. If you wish to enter the UEFI SETUP UTILITY after POST, restart the system by pressing + + , or by pressing the reset button on the system chassis.
B450M Pro4 4.1.2 Navigation Keys Use < > key or < > key to choose among the selections on the menu bar, and use < > key or < > key to move the cursor up or down to select items, then press to get into the sub screen. You can also use the mouse to click your required item. Please check the following table for the descriptions of each navigation key.
4.2 Main Screen When you enter the UEFI SETUP UTILITY, the Main screen will appear and display the system overview.
B450M Pro4 4.3 OC Tweaker Screen In the OC Tweaker screen, you can set up overclocking features. Because the UEFI software is constantly being updated, the following UEFI setup screens and descriptions are for reference purpose only, and they may not exactly match what you see on your screen. CPU Configuration OC Mode Change Switch Select a setting for OC Mode. Overclock Mode Select the overclock mode.
DRAM Timing Configuration DRAM Frequency If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assign the appropriate frequency automatically. AM4 Advance Boot Training Set TR4 Advance boot training to [Auto] to increase compatibility. Voltage Configuration CPU SOC Voltage Configure the voltage for the CPU SOC. Vcore Offset Voltage Use this to select Vcore Offset Voltage. Vcore NB Offset Voltage Use this to select Vcore NB Offset Voltage.
B450M Pro4 4.4 Advanced Screen In this section, you may set the configurations for the following items: CPU Configuration, North Bridge Configuration, South Bridge Configuration, StorageConfiguration, Super IO Configuration, ACPI Configuration, Trusted Computing , AMD CBS and AMD PBS. Setting wrong values in this section may cause the system to malfunction. UEFI Configuration Active Page on Entry Select the default page when entering the UEFI setup utility.
4.4.1 CPU Configuration Cool 'n' Quiet Use this item to enable or disable AMD’s Cool ‘n’ QuietTM technology. The default value is [Enabled]. Configuration options: [Enabled] and [Disabled]. If you install Windows® OS and want to enable this function, please set this item to [Enabled]. Please note that enabling this function may reduce CPU voltage and memory frequency, and lead to system stability or compatibility issue with some memory modules or power supplies.
B450M Pro4 4.4.2 North Bridge Configuration SR-IOV Support English Enable/disable the SR-IOV (Single Root IO Virtualization Support) if the system has SR-IOV capable PCIe devices.
4.4.3 South Bridge Configuration Onboard HD Audio Enable/disable onboard HD audio. Set to Auto to enable onboard HD audio and automatically disable it when a sound card is installed. Front Panel Enable/disable front panel HD audio. Deep Sleep Configure deep sleep mode for power saving when the computer is shut down. Restore on AC/Power Loss Select the power state after a power failure. If [Power Off] is selected, the power will remain off when the power recovers.
B450M Pro4 4.4.4 Storage Configuration SATA Controller(s) Enable/disable the SATA controllers. SATA Mode AHCI: Supports new features that improve performance. RAID: Combine multiple disk drives into a logical unit. SATA Hot Plug English Enable/disable the SATA Hot Plug function.
4.4.5 Super IO Configuration Serial Port Enable or disable the Serial port. Serial Port Address Select the address of the Serial port.
B450M Pro4 4.4.6 ACPI Configuration Suspend to RAM It is recommended to select auto for ACPI S3 power saving. ACPI HPET Table Enable the High Precision Event Timer for better performance and to pass WHQL tests. PS/2 Keyboard Power On Allow the system to be waked up by a PS/2 Keyboard. PCIE Devices Power On Allow the system to be waked up by a PCIE device and enable wake on LAN. RTC Alarm Power On Allow the system to be waked up by the real time clock alarm.
4.4.7 Trusted Computing Security Device Support Enable to activate Trusted Platform Module (TPM) security for your hard disk drives.
B450M Pro4 4.4.8 AMD CBS Zen Common Options RedirectForReturnDis From a workaround for GCC/C000005 issue for XV Core on CZ A0, setting MSRC001_1029 Decode Configuration (DE_CFG) bit 14 [DecfgNoRdrctForReturns] to 1. L2 TLB Associativity 0 - L2 TLB ways [11:8] are fully associative. 1 - =L2 TLB ways [11:8] are 4K-only. Platform first Error Handling Enable/disable PFEH, cloak individual banks, and mask deferred error interrupts from each bank. Core Performance Boost Disable CPB.
Opcache Control Enables or disables the Opcache. OC Mode OC1 - 16 cores/3.6GHz on 1.3375V OC2 - 8 cores/3.7GHz on 1.369V OC3 - 4 cores/3.75GHz on 1.374V\nMax Stress - 16 cores/3.8GHz on 1.400V SEV-ES ASID Space Limit SEV VMs using ASIDs below the SEV-ES ASID Space Limit must enable the SEV-ES feature. The valid values for this field are from 0x1 (1) - 0x10 (16). Core/Thread Enablement Downcore control Sets the number of cores to be used.
B450M Pro4 GMI encryption control GMI encryption control Control GMI link encryption xGMI encryption control Control xGMI link encryption CC6 memory region encryption Control whether or not the CC6 save/restore memory is encrypted Location of private memory regions Controls whether or not the private memory regions (PSP, SMU and CC6) are at the top of DRAM or distributed. Note that distributed requires memory on all dies.
UMC Common Options DDR4 Common Options DRAM Controller Configuration DRAM Controller Configuration DRAM Power Options Cmd2T Select between 1T and 2T mode on ADDR/CMD Gear Down Mode Configure the Gear Down Mode.
B450M Pro4 DRAM Memory Mapping Chipselect Interleaving Interleave memory blocks across the DRAM chip selects for node 0. BankGroupSwap Configure the BankGroupSwap. BankGroupSwapAlt Configure BankGroupSwapAlt. Address Hash Bank Configure the bank address hashing. Address Hash CS Configure the CS address hashing. NVDIMM Memory MBIST MBIST Enable Configure the Memory MBIST.
Determinism Slider [Auto] Use default performance determinism settings cTDP Control [Auto] Use the fused cTDP. [Manual] User can set customized cTDP. Fan Control [Auto] Use the default fan controller settings. [Manual] User can set customized fan controller settings. PSI Disable PSI. ACS Enable Enable ACS. PCIe ARI Support Enables Alternative Routing-ID Interpretation CLDO_VDDP Control [Manual] If this option is selected, user can set customized CLDO_VDDP voltage.
B450M Pro4 SATA Controller Disable or enable OnChip SATA controller Sata RAS Support Disable or enable Sata RAS Support Sata Disabled AHCI Prefetch Function Configure the Sata Disabled AHCI Prefetch function. Aggresive SATA Device Sleep Port 0 Configure the Aggresive SATA Device Sleep Port 0. Aggresive SATA Device Sleep Port 1 Configure the Aggresive SATA Device Sleep Port 1. USB Configuration Options XHCI controller enable Configure the USB3 controller.
Chipselect Interleaving Interleave memory blocks across the DRAM chip selects for node 0. BankGroupSwap Configure the BankGroupSwap. BankGroupSwapAlt Configure the BankGroupSwapAlt. Address Hash Bank Configure the bank address hashing. Address Hash CS Configure the CS address hashing. NVDIMM Memory MBIST MBIST Enable Configure the Memory MBIST. MBIST SubType Test Select MBIST Subtest - Single Chipselect, Multi Chipselect, Address Line Test or execute all test.
B450M Pro4 4.4.9 AMD PBS English The AMD PBS menu accesses AMD specific features.
4.5 Tools RGB LED ASRock Polychrome RGB allows you to adjust the RGB LED color to your liking. Easy RAID Installer Easy RAID Installer helps you to copy the RAID driver from the support CD to your USB storage device. After copying the drivers please change the SATA mode to RAID, then you can start installing the operating system in RAID mode.
B450M Pro4 Instant Flash Save UEFI files in your USB storage device and run Instant Flash to update your UEFI. Internet Flash - DHCP (Auto IP), Auto ASRock Internet Flash downloads and updates the latest UEFI firmware version from our servers for you. Please setup network configuration before using Internet Flash. *For BIOS backup and recovery purpose, it is recommended to plug in your USB pen drive before using this function.
4.6 Hardware Health Event Monitoring Screen This section allows you to monitor the status of the hardware on your system, including the parameters of the CPU temperature, motherboard temperature, fan speed and voltage. Fan Tuning Measure Fan Min Duty Cycle. Fan-Tastic Tuning Select a fan mode for CPU Fan 1, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature.
B450M Pro4 CPU Fan 2 Setting Select a fan mode for CPU Fan 2, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature. CPU Fan 2 Temp Source Select a fan temperature source for CPU Fan 2. CHA_FAN1/WP Switch Select Chassis Fan 1 or Water Pump mode. Chassis Fan 1 Control Mode Select PWM mode or DC mode for Chassis Fan 1.
Chassis Fan 3 Setting Select a fan mode for Chassis Fan 3, or choose Customize to set 5 CPU temperatures and assign a respective fan speed for each temperature. Chassis Fan 3 Temp Source Select a fan temperature source for Chassis Fan 3. Case Open Feature Enable or disable Case Open Feature to detect whether the chassis cover has been removed.
B450M Pro4 4.7 Security Screen In this section you may set or change the supervisor/user password for the system. You may also clear the user password. Supervisor Password Set or change the password for the administrator account. Only the administrator has authority to change the settings in the UEFI Setup Utility. Leave it blank and press enter to remove the password. User Password Set or change the password for the user account. Users are unable to change the settings in the UEFI Setup Utility.
4.8 Boot Screen This section displays the available devices on your system for you to configure the boot settings and the boot priority. Fast Boot Fast Boot minimizes your computer's boot time. In fast mode you may not boot from an USB storage device. Boot From Onboard LAN Allow the system to be waked up by the onboard LAN. Setup Prompt Timeout Configure the number of seconds to wait for the setup hot key. Bootup Num-Lock Select whether Num Lock should be turned on or off when the system boots up.
B450M Pro4 AddOn ROM Display Enable AddOn ROM Display to see the AddOn ROM messages or configure the AddOn ROM if you've enabled Full Screen Logo. Disable for faster boot speed. CSM (Compatibility Support Module) CSM Enable to launch the Compatibility Support Module. Please do not disable unless you’re running a WHCK test. Launch PXE OpROM Policy Select UEFI only to run those that support UEFI option ROM only. Select Legacy only to run those that support legacy option ROM only.
4.9 Exit Screen Save Changes and Exit When you select this option the following message, “Save configuration changes and exit setup?” will pop out. Select [OK] to save changes and exit the UEFI SETUP UTILITY. Discard Changes and Exit When you select this option the following message, “Discard changes and exit setup?” will pop out. Select [OK] to exit the UEFI SETUP UTILITY without saving any changes. Discard Changes When you select this option the following message, “Discard changes?” will pop out.
Contact Information If you need to contact ASRock or want to know more about ASRock, you’re welcome to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer for further information. For technical questions, please submit a support request form at https://event.asrock.com/tsd.asp ASRock Incorporation 2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District, Taipei City 112, Taiwan (R.O.C.) ASRock EUROPE B.V.
DECLARATION OF CONFORMITY Per FCC Part 2 Section 2.1077(a) Responsible Party Name: Address: Phone/Fax No: ASRock Incorporation 13848 Magnolia Ave, Chino, CA91710 +1-909-590-8308/+1-909-590-1026 hereby declares that the product Product Name : Motherboard Model Number : B450M Pro4 Conforms to the following specifications: FCC Part 15, Subpart B, Unintentional Radiators Supplementary Information: This device complies with part 15 of the FCC Rules.
EU Declaration of Conformity For the following equipment: Motherboard (Product Name) B450M Pro4 / ASRock (Model Designation / Trade Name) ASRock Incorporation (Manufacturer Name) 2F., No.37, Sec. 2, Jhongyang S. Rd., Beitou District, Taipei City 112, Taiwan (R.O.C.