Specifications Capacity:120G(Actual usable capacity may be less,due to formatting, partitioning, operating system, applications or otherwise) Interface :2.5’ SATA3 6Gb/s(compatible with SATA2 , SATA1) Size(WxHxD):100 x 69.85 x 6.8mm Wight:about 45g Controller:Samsung 3 nuclear MEX controller NAND:Samsung NAND Shockproof:Not running: 1500g, 0.5 milliseconds, 3 axis Shock:Not running: 20 ~ 2000HZ, 20g DRAM cache: 256MB DDR3(120G) Support TRIM (operating system support), garbage collection, S.M.A.R.T Special Specification AES, 256 full encryption (FDE) TCG/Opal V2.0, encrypted drives (IEEE1667) Performances Speed(different test softwares will get different speed , speed will be affected by many different factors , our datas only as reference ) 120G Speed(ATTO): Sequential Read Speed :Up to 540MB/s Sequential Write Speed:Up to 520 MB/s 4KB (QD32) read:Up to 94000iops 4KB QD32 write:Up to 88000iops 4KB (QD1) read:Up to 10000iops 4KB (QD1) write: Up to 35000iops