Asus M3N-HT DELUXE User Manual - Page 55

• 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). • Currently, only NVIDIA® SLI™-Ready GeForce® 8800 Ultra and GeForce® 8800 GTX graphics cards support 3-Way SLI™ mode. • 3-Way SLI™ mode is supported only under Windows® Vista OS. For more information, go to the NVIDIA® official website (www.nvidia.com). • Currently, only NVIDIA® GeForce® 8500 GT, GeForce® 8400 GS, and GeForce® 8400 graphics cards support GeForce Boost function under Hybrid SLI™ mode. • Currently, only NVIDIA® GeForce® 9800 GX2 graphics card supports HybridPower™ function under Hybrid SLI™ mode. • Hybrid SLI™ mode is supported only under Windows® Vista. For more information, go to www.nvidia.com/hybridsli. • Connect a rear chassis fan to the chassis (CHA_FAN1 or CHA_FAN2) connector when using two (or three) graphics cards for better thermal environment. See page 2-39 for details. • We recommend that you provide sufficient power when running NVIDIA® SLI™ mode. See page 2-41 for details. VGA configuration PCI Express operating mode PCIex16_1 PCIex16_2 PCIex16_3 Single VGA/PCIe card x16 x1 x16 Dual VGA/PCIe card x16 x1 x16 Triple VGA/PCIe card x8 x8 x8 • When using one VGA card and a x4 PCIe card at the same time, install them to the blue slots. • If you install two VGA cards to the blue slots and use other x4 PCIe cards simultaneously, the x4 PCIe cards will downgrade to x1 mode for optimum VGA performance. ASUS M3N-HT Deluxe Series 2-29