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B550 PG Riptide
Ryzen series APUs (Renoir):
For a better thermal environment, please connect a chassis fan to the motherboard’s
chassis fan connector (CHA_FAN1/WP, CHA_FAN2/WP , CHA_FAN3/WP, CHA_FAN4/
WP or CHA_FAN5/WP ) when using multiple graphics cards.
PCIE1 PCIE3
Single Graphics Card Gen3x16 N/A
Two Graphics Cards in
CrossFireX
TM
Mode
Gen3x16 Gen3x4