Asus SABERTOOTH X79 User Manual - Page 31
IRQ assignments for this motherboard - audio
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Chapter 2 • In single VGA card mode, use the PCIe 3.0 x16_1 slot (beige) for a PCI Express x16 graphics card to get better performance. • In CrossFireX™ or SLI™ mode, use the PCIe 3.0 x16_1 and PCIe 3.0 x16_2 slots for PCI Express x16 graphics cards to get better performance. • We recommend that you provide sufficient power when running CrossFireX™ or SLI™ mode. Refer to page 2-24 for details. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2 when using multiple graphics cards for better thermal environment. See page 2-22 for details. IRQ assignments for this motherboard PCIEX16_1 PCIEX16_2 PCIEX16_3 PCIEX1_1 PCIEX1_2 USB3.0 1 USB3.0 2 USB3.0 3 eSATA Intel LAN Marvell 9128 On Chip USB1 On Chip USB2 HD Audio On Chip SATA IEEE 1394 PCI slot A B C D E F G H shared - - - - - - - shared - - - - - - - shared - - - - - - - - - - shared - - - - shared - - - - - - - - shared - - - - - - - - shared - - - - - - - - shared - - - - shared - - - - - - - - - shared - - - - - - - - shared - - - - - - - - - - - shared - - - - - - - shared - - - - - - shared - - - - - shared - - - - shared - - - - - - shared - - - - - - - ASUS SABERTOOTH X79 2-13