SAMSUNG 960 EVO M.2 500GB NVMe PCI-Express 3.0 x4 Internal Solid State Drive (SSD) MZ-V6E500BW Max Sequential Read: Up to 3200 MBps Max Sequential Write: Up to 1800 MBps 4KB Random Read: Up to 330,000 IOPS (4KB, QD32) Up to 14,000 IOPS (4KB, QD1) Controller: Samsung Polaris controller 4KB Random Write: Up to 330,000 IOPS (4KB, QD32) Up to 50,000 IOPS (4KB, QD1) Power Consumption (Active): 5.4W Power Consumption (Idle): 1.2W Max Shock Resistance: 1500G, duration 0.5m sec, 3 axis