Internal ssd solid state drive series samsung 960 series capacity 1 024 gb form factor m2 height 238 mm design internal memory type 3d tlc bus pcie 30 x4 buffer 1 024 mb ram type lpddr3 interface nvme read speed 3 200 mbs write speed 1 900 mbs mtbf 1 500 000 hours shock resistant up to 1 500 g features trim support smart garbage collection ncq device sleep controller samsung polaris weight 8 g power consumption operating 57 watt