HP M54700-002 256 GB Solid State Drive - M. 2 2280-S3-M (M Key Single Sided) - TLC 3D NAND Flash Memory - PCIe Express NVMe Generation 4.0 x 4 (4-Lanes) - Up to 6200 Mbps (128 KB Crystal Mark Disk) This should fit most systems with this Form Factor and Interface.