Form Factor: M.2 2230 (30mm). Interface: PCIe Gen4 x4 (Backward compatible with Gen3). Surface Laptop/Pro: Compact M.2 SSD for thin devices. NAND Type: Samsung 128-layer 3-bit TLC. Endurance: ~300 TBW (Total Bytes Written).
Samsung PM9A1 512GB NVMe PCIe SSD MZ-VL2512A 89% Health #2709
Samsung PM991a 512GB NVMe 2230 MZ-9LQ512C M2 SSD Health 98%
Samsung PM9A1 512GB NVMe PCIe SSD MZ-VL25120 91% Health #2731
Samsung PM961 512GB NVMe PCIe SSD MZ-VLW5120 95% Health #2733
Samsung BM9C1 512GB NVMe SSD M.2 2230 PCIe Gen4x4 Dell 028YRF 100% Health
Samsung PM9C1b 512GB M.2 2230 NVMe SSD Gen4x4