U.2 (SFF-8639) ↔ PCIe x16

Compatibility check and signal path analysis

Adapter Required

These connectors are not directly compatible. An adapter or converter cable is needed.

Recommended: U.2 (SFF-8639) to PCIe x16 adapter

Signal Path

U.2 (SFF-8639) Unknown
Adapter
PCIe x16 Unknown

U.2 (SFF-8639)

Family Storage
Form Factor Dual-port wide
Pin Count 68
Reversible No

PCIe x16

Family Storage
Form Factor Card-edge slot (full-length)
Pin Count 164
Reversible No

Notes

U.2 (SFF-8639) to PCIe x16: Both are storage connectors but may use different interfaces. An adapter or enclosure may bridge them, but speed will be limited by the slower interface. The U.2 (SFF-8639) (Storage) and PCIe x16 (Storage) share the same connector family.