Onboard connectors

The following shows the cable connections for the 16 x 2.5-inch NVMe (Gen 5) configuration.

Connections between connectors: 1 ↔ 1, 2 ↔ 2, 3 ↔ 3, ... n ↔ n

Figure 1. Cable routing when two Platinum series processors installed with no riser 3		Figure 2. Cable routing in other scenarios
From	To	From	To
1 Backplane 1: NVMe 0-1	Onboard: PCIe 10	1 Backplane 1: NVMe 0-1	Onboard: PCIe 8
2 Backplane 1: NVMe 2-3	Onboard: PCIe 9	2 Backplane 1: NVMe 2-3	Onboard: PCIe 7
3 Backplane 1: NVMe 4-5	Onboard: PCIe 6	3 Backplane 1: NVMe 4-5	Onboard: PCIe 6
4 Backplane 1: NVMe 6-7	Onboard: PCIe 5	4 Backplane 1: NVMe 6-7	Onboard: PCIe 5
5 Backplane 2: NVMe 0-1	Onboard: PCIe 7	5 Backplane 2: NVMe 0-1, 2-3	Onboard: PCIe 3, 4
6 Backplane 2: NVMe 2-3	Onboard: PCIe 3	6 Backplane 2: NVMe 4-5	Onboard: PCIe 2
7 Backplane 2: NVMe 4-5	Onboard: PCIe 2	7 Backplane 2: NVMe 6-7	Onboard: PCIe 1
8 Backplane 2: NVMe 6-7	Onboard: PCIe 1