Asus MAXIMUS V EXTREME - Manual (Page 42)

1-26 Chapter 1: Product introduction
Chapter 1
• We recommend that you provide sufficient power when running CrossFireX™ or SLI™
mode.
• Connect a chassis fan to the motherboard connector labeled CHA_FAN1-3 when
using multiple graphics cards for better thermal environment.
• Intel ® 3rd generation Core™ processors support PCIe 3.0 speed rate.
• When the system is running with four VGA cards, ensure to connect the EZ PLUG_1/2
for extra PCIe power supply.
• PCIe 3.0/2.0_x16/x8_1 slot switches to x8 mode when other PCIe 3.0/2.0 slots are
occupied.
• PCIe 3.0/2.0_x8_2B slot will be disabled when PCIe 3.0/2.0_x16_2A, PCIe 3.0/2.0_
x8_3, PCIe 3.0/2.0_x8_4 slots are occupied.
VGA Configuration
PCIe Express 3.0 operating mode
Single VGA
SLI/
CrossFireX
3-WAY SLI/
CrossFireX
4-WAY SLI/
CrossfireX
PCIe 3.0/2.0_x16/x8_1 x16 (Native) x8 (Native) x8 (Native) x8 (Native)
PCIe 3.0/2.0_x16_2A – – x16 x16
PCIe 3.0/2.0_x8_2B – x8 (Native) – –
PCIe 3.0/2.0_x8_3 – – x8 x8
PCIe 3.0/2.0_x8_4 – – – x8