ASRock X299M Extreme4 Quick Installation Guide - Page 21
PCIe Slot Confgurations For CPU with 28 PCIe lanes, PCIe Slot Confgurations For CPU with 16 PCIe
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PCIe Slot Configurations (For CPU with 28 PCIe lanes) PCIE1 PCIE2 PCIE3 Single Graphics Card x16 N/A N/A Two Graphics Cards in CrossFireXTM or SLITM Mode x16 x8 N/A PCIe Slot Configurations (For CPU with 16 PCIe lanes) PCIE1 PCIE2 PCIE3 Single Graphics Card x16 N/A N/A Two Graphics Cards in CrossFireXTM or SLITM Mode x8 x8 N/A X299M Extreme4 For a better thermal environment, please connect a chassis fan to the motherboard's chassis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using multiple graphics cards. English 19
![](/manual_guide/products/asrock-x299m-extreme4-quick-installation-guide-9140284/21.png)
English
19
X299M Extreme4
PCIe Slot Confgurations (For CPU with 28 PCIe lanes)
PCIE1
PCIE2
PCIE3
Single Graphics Card
x16
N/A
N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x16
x8
N/A
PCIe Slot Confgurations (For CPU with 16 PCIe lanes)
PCIE1
PCIE2
PCIE3
Single Graphics Card
x16
N/A
N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x8
x8
N/A
For a better thermal environment, please connect a chassis fan to the motherboard’s
chassis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using mul-
tiple graphics cards.