SSD ADATA 2.5 Inch Sata 6Gb EXPERT FEATURES 512GB Capacity Form Factor: 2.5" SATA SATA 6Gb/s Interface Sequential Read: Up To 520 MB/s Sequential Write: Up To 450 MB/s Read IOPS: Up To 40,000 IOPS Write IOPS: Up To 75,000 IOPS Model AULT-SU680-512GR Capacity 512 GB Interface SATA Form Factor 2.5" Maximum Performance (MB/s) Read: 520 MB/s Write: 450 MB/s Maximum Performance (IOPS) Read: 40,000 IOPS Write: 75,000 IOPS NAND Flash 3D NAND