Asus ROG Strix B550-A Gaming AM4 ATX Motherboard - Manual (Page 19)

ROG STRIX B550-A GAMING 1-7
Chapter 1
3. Expansion slots
Unplug the power cord before adding or removing expansion cards. Failure to do so may
cause you physical injury and damage motherboard components.
1
2
3
4
5
PCIEX1_1
PCIEX1_2
PCIEX1_3
PCIEX16_2
PCIEX16_1
Recommended VGA configuration
Slot Description Single VGA Dual VGA
PCIE x16_1 x16 x16
PCIE x16_2 - x4
• We recommend that you provide sufficient power when running CrossFireX™ mode.
• Ensure to connect the 8-pin and 4-pin power plugs when running CrossFireX™
mode.
• Connect a chassis fan to the chassis fan connectors when using multiple graphics
cards for better thermal environment.
Please refer to the following table for the recommended VGA configuration.