Riser 3 is optional: two 2.5-inch hard disk modules/PCIE half-height expansion modules
(choose 1 from 2):
When the PCIE expansion module is selected, Slot6 can be connected to PCIe X8 devices, and
Slot7 can be connected to PCIe X16 devices.
Note: (the position of this motherboard is one PCIe X16, and the PCIE expansion module is one
X16, one x8). When selecting 2.5-inch hard disk module (the module supports a maximum of
Slot6-7 cannot be connected to any device.
Riser 4 is optional: two 2.5-inch hard disk modules/PCIE half-height expansion modules
(choose 1 from 2):
When the PCIE expansion module is selected, Slot8 can be connected to PCIe X8 devices, and
Slot9 can be connected to PCIe X16 devices.
Note: (the motherboard is two Silmline X8, the PCIE expansion module is one X16, one X8).
When 2.5-inch hard disk module is selected (this module supports two 2.5-inch SAS/SATA hard
disks at most), Slot8- 9 can not access any equipment.
2.8. 2 PCIe slot description
When CPU1 is not in place, its corresponding PCIe slot is unavailable.
1 PCIe X16 slot , 2 PCIe X8 slots
1 PCIe X16 slot , 2 PCIe X8 slots