User Manual

Chapter 2: Hardware Information
2-16
4. Install the riser card bracket and the PCIE expansion card assembly into the PCIE
connector on the motherboard. Ensure that the golden connectors of the riser card
bracket is firmly seated in place.
2.5.2 Installing an expansion card to the butterfly riser
card bracket
The pre-installed butterfly riser card bracket on the PCIE2 slot has one PCIE x8 slot and one
PCIE x16 slot. Although the PCIE x16 slot is physically longer than the PCIE x8 slot, both of
these slots provides x8 Gen3 links.
To install PCI-E x8 (Gen3 x8 link), proprietary cards to the butterfly riser card bracket:
1. Remove the screw that secures the butterfly riser card bracket to the chassis.
The PCIE x8 slot supports proprietary cards such as ASUS PIKE II series cards. Install your
proprietary cards into this slot to maximize its use.