Onboard connectors

The following shows the cable connections for the 16 x 2.5-inch NVMe (Gen 4) configuration with onboard connectors.

Figure 1. NVMe cable routing to onboard PCIe connectors

From	To
1 Backplane 1: NVMe 0-1	Onboard: PCIe 8
2 Backplane 1: NVMe 2-3	Onboard: PCIe 7
3 Backplane 1: NVMe 4-5, 6-7	Onboard: PCIe 6, 5
4 Backplane 2: NVMe 0-1, 2-3	Onboard: PCIe 3, 4
5 Backplane 2: NVMe 4-5	Onboard: PCIe 2
6 Backplane 2: NVMe 6-7	Onboard: PCIe 1