M.2 (NGFF) PCIe SSD key M to PCIe X4 Adapter for Samsung XP941 SM951
Name:  M.2 (NGFF) PCIe SSD key M to PCIe X4 Adapter for Samsung XP941 SM951
Model:  ST-M2PCE4X

M.2 stands for Next Generation Form Factor which is invented for PCI-SIG by Intel and it is developed for flat and high-efficiency equipment such as Ultrabook or Tablet PCs. It is a natural transition from the Mini Card and Half Mini Card to a smaller form factor in both size and volume which supports multiple function add-in cards/modules including: Wi-Fi, Bluetooth, global navigation satellite systems, near field communication, Hybrid digital radio, wireless gigabit alliance (WiGig), wireless wide area network and solid-state storage devices. Also adds functionality to USB 3.0, display Port, SDIO and SSD-PCIe.



  • Allows user to use standard PCIE base M.2 SSD to PCIe x4 in the Desktop or Laptop.
  • Transparent to the operating system and does
    not require any software drivers.



  • M.2 SSD to PCIe X4 adapter.
  • M.2 Specification Revision 0.9-3
  • Serial ATA Spec. Reversion 3.2
  • Support 2230/2242/2260/2280 type M.2 Card dimension.
  • Support M.2 Socket 3 PCI-e-based SSD Module.
  • Support M.2 Key M Card Type.
  • Heat Sink for SSD module. 


Support Following M.2(NGFF) PCI-e SSD:

NOTICE: SM951 only can work in WIN10 (Supported motherboard:X99 X97 motherboard with Intel Nuc 5-generation CPU, pre-cylindrical Mac Pro.)

Brand / Model Function Interface Size
Samsung XP941 SSD PCIe key M 2280
Samsung XP941 SSD PCIe key M 2280
Samsung XP941 SSD PCIe key M 2280




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