Lenovo ThinkSystem SR645 - 10 X 2.5-Inch Front Drive Bays (6 SAS;SATA + 2 Anybay + 2 Nvme)

10 x 2.5-inch front drive bays (6 SAS/SATA + 2 AnyBay + 2 NVMe)
The server model is configured with one 10 x 2.5-inch AnyBay front drive backplane. Below lists all
supported configurations with this front drive backplane.
Note: The AnyBay backplane is used as “6 SAS/SATA + 2 AnyBay + 2 NVMe” backplane.
Configuration option
Storage controller
Qty. Type
Config. 1
Config. 2
1 SFF 8i RAID/HBA
Config. 3
1 CFF 16i RAID/HBA
Cable routing information for configuration 1, 2, and 3
Con-
fig.
Front BP
System board
Storage controller
SFF 8i RAID/HBA CFF 16i RAID/HBA
1
NVMe 0–1 PCIe 3
NVMe 2–3 PCIe 7
SAS 0 PCIe 2
SAS 1 PCIe 4
2
NVMe 0–1 PCIe 3
NVMe 2–3 PCIe 7
SAS 0, SAS 1
Gen 4: C 0
Gen 3: C 0, C 1
3
NVMe 0–1
PCIe 3
NVMe 2–3 PCIe 7
SAS 0 C 0
SAS 1 C 1
PCIe 8 MB
92 ThinkSystem SR645 Maintenance Manual