•We recommend that you install a VGA card on the primary (blue) PCI Express slots, and install any other PCI Express device on the PCI Express slot (black).

•Connect a rear chassis fan to the chassis (CHA_FAN1 or CHA_FAN2) connector when using two graphics cards for better thermal environment. See page 2-31 for details.

•In single card mode, use either the blue or black slot for PCI Express x16 graphics cards to get better performance.

•We recommend that you provide sufficient power when running NVIDIA® SLI™ mode. See page 2-31 for details.

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Chapter 2: Hardware information