Asus E8181 Computer Hardware User Manual


 
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Chapter 1: Product introduction
Chapter 1
We recommend that you provide sufcient power when running CrossFireX™ or SLIWe recommend that you provide sufcient power when running CrossFireX™ or SLI
®
mode.
Connect a chassis fan to the motherboard connector labeled CHA_FAN1-3 whenConnect a chassis fan to the motherboard connector labeled CHA_FAN1-3 when
using multiple graphics cards for better thermal environment.
4th generation Intel4th generation Intel
®
Core™ processors support PCIe 3.0 speed rate.
PCIe_x16/x8_1 slot switches to x8 mode when PCIe_x8_2 slots are occupied.
PCIe operating mode
PCIE_x4_3_SPEED
PCIE_x1_1 PCIE_x1_2 PCIE_x1_3 PCIE_x4_3
x1 (default)
x1 x1 x1 x1
x4
Disabled Disabled Disabled x4
IRQ assignments for this motherboard
A B C D E F G H
PCIE_x16/x8_1 shared
PCIE_x8_2 shared
PCIE_x4_3 shared
PCIE_x1_1 shared
PCIE_x1_2 shared
PCIE_x1_3 shared
I.G.F.X. shared
Intel LAN Controller shared
SATA #0 shared
SATA #1 shared
High Denition Audio shared
EHCI# 0 (USB 2.0) shared
EHCI# 1 (USB 2.0) shared
XHCI (USB 3.0) shared
Asmedia SATA 6G
Storage Controller
shared
VGA Conguration
PCIe operating mode
PCIE_x16/x8_1 PCIE_x8_2
Single VGA/PCIe card
x16
(Recommend for single VGA)
N/A
Dual VGA/PCIe card
x8 x8
For the PCI Express x4_3 slot (black) bandwidth option, refer to section 3.6.7 Onboard
Devices Conguration.