Asus M5A88-V EVO - Manual (Page 34)

2-16 Chapter 2: Hardware information
Chapter 2
• In single VGA card mode, use first the PCIe 2.0 x16_1 slot (blue) for a PCI Express
x16 graphics card to get better performance.
• We recommend that you provide sufficient power when running CrossFireX™ mode.
See page 2-35 for details.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN when using
multiple graphics cards for better thermal environment. See page 2-33 for details.
VGA configuration
PCI Express operating mode
PCIe x16_1
PCIe x16_2
Single VGA/PCIe card x16 (Recommended for single VGA card) N/A
Dual VGA/PCIe card x16 x4