Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5'/7mm, Up to 560 MB/s - WDS400T2R0A

Western Digital 4TB WD Red SA500 NAS 3D NAND Internal SSD Solid State Drive - SATA III 6 Gb/s, 2.5'/7mm, Up to 560 MB/s - WDS400T2R0A Max Sequential Read: Up to 560 MBps Max Sequential Write: Up to 520 MBps 4KB Random Read: Up to 87,000 IOPS Form Factor: 2.5' Capacity: 4TB Interface: SATA 4KB Random Write: Up to 83,000 IOPS Max Shock Resistance: 1,500 G @ 0.5 msec half sine