SAMSUNG 840 Series 2.5 250GB SATA III Internal Solid State Drive (SSD) MZ-7TD250KW 4KB Random Read: Up to 95,000 IOPS Controller: Samsung MDX Controller Sustained Sequential Read: 530 MB/s Sustained Sequential Write: 240MBps 4KB Random Write: Up to 44,000 IOPS Power Consumption (Active): 0.071W Power Consumption (Idle): 0.046W Used For: Consumer