Plextor M6 PRO Series 256GB 2.5-Inch Internal Solid State Drive (PX-256M6Pro) Max Sequential Read: Up to 545 MB/s Max Sequential Write: Up to 490 MB/s 4KB Random Read: Up to 100,000 IOPS Controller: Marvell 4KB Random Write: Up to 86,000 IOPS Max Vibration Resistance: 7~800Hz, 2.17Grms(Operating) Used For: Consumer MTBF: 2,400,000 hours