Asus A88X-PRO A88X-PRO User's Manual - Page 37
IRQ assignments for this motherboard, AMD FCH USB3.0 - crossfirex
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Chapter 2 • In single VGA card mode, use the PCIe 2.0 x16_1 slot (yellow) for a PCI Express x16 graphics card to get better performance. • In CrossFireX™ 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™ mode. • Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2/3/4 when using multiple graphics cards for better thermal environment. IRQ assignments for this motherboard PCIE x16_1 PCIE x16_2 PCIE x16_3 PCIE x1_1 PCIE x1_2 PCI_1 PCI_2 LAN A B C D E F G H - - shared - - - - - - - - shared - - - - shared - - - - - - - shared - - - - - - - - - - shared - - - - - - - - shared - - - - - - - - shared - - - - shared - - - - - ASMedia USB 3.0 controller - shared - - - - - - AMD FCH USB3.0 Controller_1 - - shared - - - - - AMD FCH USB3.0 Controller_2 - shared - - - - - - AMD FCH SATA Controller - - - shared - - - - HD Audio shared - - - - - - - Onboard VGA Controller - shared - - - - - - ASUS A88X-PRO 2-17