• 256GB SATA SSD 2.5'' Internal Solid State Drive, SATA III 6 Gb/s Read Speed Up to 550 MB/s 3D NAND Internal SSD, Upgrade Laptop PC/Desktops (RS550) KWD 10
• 256GB NVMe SSD M.2 PCIe Gen 3×4, Read Speeds Up to 3,000 MB/s, M.2 2280 Internal Soild State Drive, SLC Cache 3D NAND TLC Compatible with Laptop and PC Desktops (RP3500) KWD 12