8 x 2.5'' NVMe drives with two 4 x 2.5'' NVMe backplanes (two processors and Compute Complex Neptune Core Module)

Use this section to understand the cable routing for eight NVMe drives with two 4 x 2.5'' NVMe backplanes for two processors and Compute Complex Neptune Core Module configuration.

Onboard cable routing for 8 x 2.5-inch front NVMe drives​

Backplane	From backplane	Cable silkscreen	To	Cable length
4 x 2.5'' NVMe backplane 1	1 NVMe 0-1	1 NVMe 0-1	1 PCIe connector 15A	600 mm
	2 Power	2 Power	2 Power connector 14	700 mm
	3 NVMe 2-3	3 NVMe 2-3	3 PCIe connector 15B	600 mm
4 x 2.5'' NVMe backplane 2	4 NVMe 0-1	4 NVMe 4-5	4 PCIe connector 7	350 mm
	5 Power	5 Power	5 Power connector 10	800 mm
	6 NVMe 2-3	6 NVMe 6-7	6 PCIe connector 2	350 mm

Cable routing for 8 x 2.5-inch front NVMe drives and 1 x SFF 960–32i RAID adapter​

Backplane	From backplane	Cable silkscreen	To	Cable length
4 x 2.5'' NVMe backplane 1	1-1 NVMe 0-1	1-1 NVMe 0-1	1 C0 on RAID adapter	850 mm / 915 mm / 955 mm / 1030 mm
	1-2 NVMe 2-3	1-2 NVMe 2-3
4 x 2.5'' NVMe backplane 2	1-3 NVMe 0-1	1-3 NVMe 4-5
	1-4 NVMe 2-3	1-4 NVMe 6-7
4 x 2.5'' NVMe backplane 1	2 Power	2 Power	2 Power connector 14	700 mm
4 x 2.5'' NVMe backplane 2	3 Power	3 Power	3 Power connector 10	800 mm