Internal ssd solid state drive series ocz revodrive series capacity 256 gb form factor m2 height 223 mm design internal memory type mlc bus pcie 30 x4 interface nvme read speed 2 600 mbs write speed 1 150 mbs mtbf 1 500 000 hours shock resistant up to 1 000 g vibration resistant up to 2 g features ncq trim support smart garbage collection controller toshiba tc58ncp070gsb weight 72 g operating temperature 0 70 c width 22 mm len