Here is the info: MyDigitalSSD BPX 80mm (2280) M.2 PCI Express 3.0 x4 (PCIe Gen3 x4) NVMe MLC SSD (480GB) I purchased it from Amazon. Here is the link: https://www.amazon.com/gp/product/B01MDRUXNZ/ I hope this helps Phil P.S. Here are the stats: Phison E7 (PS5007-E7) Controller 2D MLC with 4-plane High-performance NAND NVM Express® 1.2 Interface PCI Express® Gen 3 x4 Small and Easy-to-install M.2 Form Factor End-to-End Data