User Manual

Table Of Contents
Chapter 2: Hardware Setup
2-20
2.8.2 Configuring an expansion card
VGA configuration
PCI Express operating mode
PCIe 4.0 x16_1 (gray) PCIe 4.0 x16_2 PCIe 4.0 x16_3
Single VGA/PCIe card
x16 (Recommended for
single VGA card)
N/A N/A
Dual VGA/PCIe cards
x8 x8 N/A
Triple VGA/PCIe cards
x8 x8 x4
In single VGA card mode, use the PCIe 4.0 x16_1 slot (gray) for a PCI Express x16
graphics card to get better performance.
• WerecommendthatyouprovidesufcientpowerwhenrunningCrossFireX™mode.
Connect a chassis fan to the motherboard connector labeled CHA_FAN1/2 when
using multiple graphics cards for better thermal environment.