Product Review
U.2 U2 Kit SFF-8639 NVME PCIe SSD Cable
Length:50cm
for Mainboard Intel SSD 750 M.2 SFF-8643 Mini SAS HD Hyper Kit Storage controller
Ultra M.2 Card 4 GBps PCIe 3.0 x4
Cable only, the adapter / card not included. 
Note: for M-key or NVME SSD, please Update to add native driver support in NVM Express in Windows 7 and Windows Server 2008 R2
https://support.microsoft.com/en-us/kb/2990941
- 1) Note: The SFF-8643 port of the motherboard must be NVME/PCIE protocol to use. SAS protocol is not supported.
- 2) The cable does not support SAS or SATA hard drives. Hot swapping is not supported.
- 3) The SFF-8643 to U.2 SFF-8639 cable is specifically used to connect PCIe slots with SFF-8643 ports and SSDs with U.2 SFF-8639 interfaces.
- 4) The SATA power supply will be connected to the computer power supply to power the NVMe SSD at 3.3V 12V. (SATA power supply must be connected)
- 5) The cable supports 4x PCIe 3.0 and PCIe 4.0 speeds, and the motherboard needs to support Windows 10 or later.