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X299 Killer SLI/ac
PCIe Slot Configurations (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
PCIe Slot Configurations (For CPU with 16 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
x8
N/A
x8
N/A
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 multiple
graphics cards.