Lenovo ThinkSystem SR645 V3 User Manual page 186

Table 25. Mapping between one front AnyBay backplane and an SFF HBA/RAID adapter
Backplane
Front BP (SAS)
Front BP (NVMe)
ThinkSystem SR645 V3 User Guide
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From
SAS 0, SAS 1
1
SAS 2
2
NVMe 2–3
3
NVMe 4–5
4
NVMe 8–9
5
NVMe 0–1
6
NVMe 6–7
7
To
C0
1
C1
2
PCIe 2
3
PCIe 1
4
PCIe 7
5
PCIe 3
6
PCIe 4
7