–  “24 x Anybay front drive bays” on page 132
–  “8 x Anybay and 8 x NVMe front drive bays” on page 133
–  “8 x SAS/SATA and 8 x Anybay front drive bays” on page 133
–  “8 x SAS/SATA and 16 x Anybay front drive bays” on page 140
–  “16 x SAS/SATA and 8 x Anybay front drive bays” on page 143
Controller selections
This section provides controller selection information for configurations with 2.5-inch front drive bays. 
The following table lists the supported controller combinations for configurations with 2.5-inch front drive 
bays. For more information about the controllers, see “Technical specifications” on page 3.
Note: The internal customer form factor (CFF) RAID/HBA 16i adapter is supported only when two 
processors are installed.
S/S: SATA/SAS, Any: Anybay, OB: onboard, EXP: expander  
Front bays Mid bays Rear bays
CPUs Controllers
S/S 
2.5"
NVM-
e 
2.5"
Any 
2.5"
S/S 
2.5"
NVM-
e 
2.5"
S/S 
2.5"
S/S 
3.5"
8 0  0 0 0 0 0
1 or 2
OB SATA
1 or 2 1 x RAID/HBA 8i
1 or 2 1 x RAID/HBA 16i
2 CFF RAID/HBA 16i
16 0 0 0 0 0 0
1 or 2
OB SATA + 1 x RAID 8i
1 or 2 2 x RAID/HBA 8i
1 or 2 1 x RAID/HBA 16i
1 or 2 1 x RAID/HBA 32i
2 CFF RAID/HBA 16i
24 0 0 0 0 0 0
1 or 2
3 x RAID 8i
1 or 2 1 x RAID/HBA 32i
1 or 2 1 x HBA 16i + 1 x RAID 530-8i
1 or 2 2 x HBA 8i + 1 x RAID 530-8i
1 or 2 1 x RAID/HBA 8i + CFF EXP
2 CFF RAID/HBA 16i + CFF EXP
24 0 0 0 0 4 0
2
4 x RAID 8i
1 or 2 1 x RAID/HBA 32i
1 or 2 1 x RAID/HBA 8i + CFF EXP
2 CFF RAID/HBA 16i + CFF EXP
24 0 0 8 0 4 0
2
1 x RAID/HBA 8i + CFF EXP
2 CFF RAID/HBA 16i + CFF EXP
24 0 0 8 8 2 CFF RAID/HBA 16i + CFF EXP
86 ThinkSystem SR650 V2Maintenance Manual