• In single VGA card mode, use rst the PCIe 2.0 x16_1 slot for a PCI
Express x16 graphics card to get better performance.
• In CrossFireX™ or SLI™ mode, use the PCIe 2.0 x16_1 and PCIe 2.0
x16_2 slots for PCI Express x16 graphics cards to get better performance.
• We recommend that you provide sufcient power when running
CrossFireX™ or SLI™ mode. See page 2-33 for details.
• Connect a chassis fan to the motherboard connector labeled
CHA_FAN1/2/3 when using multiple graphics cards for better thermal
environment. See page 2-31 for details.
2-20 Chapter 2: Hardware information