Asus M2A-MVP - Manual (Page 35)

ASUS M2A-MVP 1-23
• In single card mode, we recommend that you install a VGA card on the blue
PCI Express slot and install any other PCI Express device on the black PCI
Express slot.
• In CrossFire ™ mode, each PCI Express x16 slot works at x8 bandwidth.
• In CrossFire ™ mode, install the ATI CrossFire ™ Edition (Master)
graphics card on the blue PCI Express slot; otherwise, the system will
not boot.
• If you do not configure the PCI Express device(s) according to the table
below, the system may have a failed or delayed power-on self test (POST).
• Refer to the table below for possible PCI Express Card configurations.
* Install the MVP Switch Card on the black PCI Express slot. Remove it only
when you want to install other devices.
** Install two ATI graphics cards from the same GPU family.
PCI Express x16 slot configurations
PCIE x 16_1 (blue) slot PCIE x 16_2 (black) slot
Crad Type Speed Crad Speed
Single graphics card*
PCIE x16 graphics card x16 MVP Switch Card NA
PCIE x16 graphics card x8 PCIE devices (non-
VGA)
x8, x4,
x1
Dual graphics cards
in CrossFire ™ mode**
ATI CrossFire ™ Edition
graphics card
x8 ATI graphics card x8