Asus z97-k/usb 3.1 [21/91] Pci express 3 2 x16 slot

ASUS Z97-K/USB 3.1

1-11

IRQ assignments for this motherboard

A B C D E F G H

I.G.D. shared – – – – – – –

HDAudio – – – – – – shared –

EHCI1 – – – – – – – shared

EHCI2 – – – – – shared – –

XHCI – – – – – shared – –

SATA – – – shared – – – –

LAN – – shared – – – – –

PCIEx16_1 shared – – – – – – –

PCIEx16_2 shared – – – – – – –

PCIEx1_1 – – shared – – – – –

PCIEx1_2 – – – shared – – – –

PCI_1 – – – shared – – – –

PCI_2 shared – – – – – – –

Asmedia – – – – – – – –

U3.1 shared – – – – – – –

1.5.6 PCI Express 3.0/2.0 x16 slot

ThismotherboardhasaPCIExpress3.0/2.0x16slotthatsupportsPCIExpress3.0/2.0x16

graphiccardscomplyingwiththePCIExpressspecications.

• InsingleVGAcardmode,usethePCIe3.0/2.0x16_1slot(gray)foraPCIExpress

x16 graphics card to get better performance.

• Werecommendthatyouprovidesufcientpowerwhenusingmultiplegraphicscards.

Seepage1-19fordetails.

• ConnectachassisfantothemotherboardconnectorlabeledCHA_FAN1/2when

usingmultiplegraphicscardsforbetterthermalenvironment.

VGA configuration

PCI Express operating mode

PCIe 3.0/2.0 x16_1 (gray) PCIe 2.0 x16_2

Single VGA/PCIe

card

x16(RecommendedforsingleVGA

card)

N/A

Dual VGA/PCIe

card

x16 x2