Connections between connectors: 1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
Figure 459. SAS/SATA cable routing Figure 460. NVMe cable routing
From To From To
1 Backplane 1: SAS
1 8i adapter
• Gen 4: C0
• Gen 3: C0C1
1 Backplane 3: NVMe 0-1
1 Retimer card: C0
2 Backplane 2: SAS
2 8i adapter
• Gen 4: C0
• Gen 3: C0C1
2 Backplane 3: NVMe 2-3
2 Retimer card: C1
3 Backplane 3: NVMe 4-5
3 Onboard: PCIe 9
4 Backplane 3: NVMe 6-7
4 Onboard: PCIe 10, 11
16i RAID/HBA adapter
The following shows the cable connections for the front (16 x 2.5-inch SAS/SATA + 8 x 2.5-inch Gen 5
NVMe) configuration with one 16i RAID/HBA adapter when only one processor is installed.
Connections between connectors:
1 ↔ 1 , 2 ↔ 2 , 3 ↔ 3 , ... n ↔ n
428 ThinkSystem SR665 V3 User Guide