Asus P8Z68-V PRO User Manual - Page 31
IRQ assignments for this motherboard, configuration - marvell controller
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• In single VGA card mode, use the PCIe 2.0 x16_1 slot (navy blue) 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 sufficient power when running CrossFireX™ or SLI™ mode. Refer to page 2-25 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 2-23 for details. PCIEX16_3 PCI Express sharing mode configuration PCIEX16_3 PCIEX1_1 Auto Mode X1 X1 X4 Mode X4 (Recommend for high speed N/A device) X1 Mode X1 X1 * Please refer to 3-20 for details. PCIEX1_2 N/A N/A X1 USB3_34 X1 N/A N/A ESATA X1 N/A X1 Chapter 2 IRQ assignments for this motherboard A B C D E F G H PCIEx16_1 shared - - - - - - - PCIEx16_2 shared - - - - - - - PCIEx16_3 - shared - - - - - - PCIEx1_1 - - shared - - - - - PCIEx1_2/USB3_1234 - shared - - - - - PCI_1 - - shared - - - - - PCI_2 - - - shared - - - - LAN_1 - - - shared - - - USB 2.0 Controller 1 - - - - - - - shared USB 2.0 Controller 2 - - - - - - - shared USB 3.0 Controller shared SATA Controller - - shared - - - - - Marvell® SATA 6G Controller - - - shared - - - - JMicron ATA Controller - - - shared - - - - 1394 Controller - shared - - - - - - HD Audio - - - - - - shared - I.G.D. (Internal Graphics Device) shared - - - - - - - ASUS P8Z68-V PRO 2-13