SAMSUNG 980 PRO M.2 2280 PCI-Express 4.0 x4 NVMe V-NAND Internal Solid State Drive Brand: SAMSUNG Series: 980 PRO Part Number: MZ-V8P250BW (250 GB) MZ-V8P500BW (500 GB) MZ-V8P1T0BW (1.0 TB) MZ-V8P2T0BW (2.0 TB) Used For: Consumer Form Factor: M.2 2280 Memory Components: Samsung V-NAND Interface: PCI-Express 4.0 x4, NVMe Max Sequential Read: Up to 6400 MBps (250GB)/ Up to 6900 MBps (500GB)/ Up to 7000 MBps (1TB-2TB) Max Sequential Write: Up to 2700 MBps (250GB)/ Up to 5000 MBps (500GB-1TB)/ Up to 5100 MBps (2TB) 4KB Random Read: QD1: Up to 22,000 IOPS/ QD32: Up to 500,000 IOPS (250GB)/ Up to 800,000 IOPS (500GB)/ Up to 1,000,000 IOPS (1TB) 4KB Random Write: QD1: Up to 22,000 IOPS/ QD32: Up to 600,000 IOPS (250GB)/ Up to 1,000,000 IOPS (500GB-1TB) Reliability (TBW): 150TBW (250GB)/ 300TBW (500GB)/ 600TBW (1TB) Dimensions: 80.00*22.00*2.30mm NEXT-LEVEL SSD PERFORMANCE: Unleash the power of Samsung 980 PRO PCIe 4.0 NVMe SSD for next-level computing MAXIMUM SPEED: 980 PRO is raising the bar for NVMe SSDs, deli