ASRock X99 Extreme4/3.1 User Manual - Page 24
Single Graphics Card, Two Graphics Cards in, CrossFireX, or SLI, Hree Graphics Cards in, Way
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PCIe Slot Conigurations (For CPU with 28 PCIe lanes) PCIE1 PCIE2 PCIE3 PCIE4 PCIE5 Single Graphics Card x16 N/A N/A N/A N/A Two Graphics Cards in CrossFireXTM or SLITM Mode x16 N/A x8 N/A N/A hree Graphics Cards in 3-Way CrossFireXTM Mode x16 N/A x8 N/A x4 *3-Way SLITM Mode is not supported for CPU with 28 PCIe lanes. 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 18
18
English
PCIe Slot Con±gurations (For CPU with 28 PCIe lanes)
PCIE1
PCIE2
PCIE3
PCIE4
PCIE5
Single Graphics Card
x16
N/A
N/A
N/A
N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x16
N/A
x8
N/A
N/A
Hree Graphics Cards in
3-Way CrossFireX
TM
Mode
x16
N/A
x8
N/A
x4
*3-Way SLI
TM
Mode is not supported for CPU with 28 PCIe lanes.
³or a better thermal environment, please connect a chassis fan to the motherboard’s chas-
sis fan connector (C´A_³AN1, C´A_³AN2 or C´A_³AN3) when using multiple graphics
cards.