User Manual

26 Chapter 2: Basic Installation
2.7.1 Memory configurations
You may install any DDR DIMMs with 64 MB, 128 MB, 256 MB, 512 MB,
and 1 GB densities into the DIMM sockets.
Memory frequency/CPU FSB synchronization
2.7 Installing system memory
The motherboard comes with two Double Data Rate (DDR) Dual Inline
Memory Module (DIMM) sockets. These sockets support up to 2 GB
system memory using unbuffered ECC or non-ECC PC2700/2100 DIMMs.
A7VT
®
A7VT 184-Pin DDR DIMM sockets
80 Pins104 Pins
DIMM1
DIMM2
CPU FSB DDR DIMM Type Memory Frequency
100 MHz PC2700/PC2100/PC1600 266/266/200 MHz
133MHz PC2700/PC2100/PC1600 333/266/200 MHz
166 MHz PC2700/PC2100/PC1600 333/266/200 MHz
• When using 100 MHz CPU FSB, any DDR DIMM you installed may
run only at a maximum of 266 MHz due to chipset limitation.
• If you are using CPU FSB other than 100 MHz and installed
400 MHz DDR DIMMs, the memory frequency downgrades to
333 MHz.