ASROCK Fatal1ty X99X Killer Series Manual page 23

PCIe Slot Conigurations (For CPU with 28 PCIe lanes)
Single Graphics Card
Two Graphics Cards in
TM
CrossFireX or SLI
Mode
hree Graphics Cards in
TM
3-Way CrossFireX
TM
*3-Way SLI Mode is not supported for CPU with 28 PCIe lanes.
For a better thermal environment, please connect a chassis fan to the motherboard's chas-
sis fan connector (CHA_FAN1, CHA_FAN2 or CHA_FAN3) when using multiple graphics
cards.
PCIE1 PCIE2
x16
TM
x16
x16
Mode
Fatal1ty X99X Killer Series
PCIE3 PCIE4
N/A N/A N/A
N/A x8 N/A
N/A x8 N/A
PCIE5
N/A
N/A
x4
19