ASROCK X99 WS - Page 25

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English
X99 WS
PCIe Slot Congurations (For CPU with 28 PCIe lanes)
PCIE1 PCIE2 PCIE3 PCIE4 PCIE5 PCIE6
Single Graphics Card x16 N/A N/A N/A N/A N/A
Two Graphics Cards in
CrossFireX
TM
or SLI
TM
Mode
x16 N/A N/A x8 N/A N/A
ree Graphics Cards in
3-Way CrossFireX
TM
Mode
or 3-Way SLI
TM
Mode
x8 x8 N/A x8 N/A N/A
* 4-Way CrossFireX
TM
Mode and 4-Way SLI
TM
Mode are 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 mul-
tiple graphics cards.