PCI-Express Gen4x4 supported M.2 NVMe SSD (M Key) A440 Pro Special Series PCIe 4.0 SSD delivers awesome performance at sequential read speed/write speed up to 7,400/7,000 MB/s Special Edition White Ultra-thin Patented Graphene Cooling Fins with Zero Interference. Dimensions: 80.0(L) x 22.0(W) x 3.7(H) mm (with Graphene heat sink) Manufacturer Warranty: 5-year or TBW (Terabytes Written) limited warranty. Free Technical Support and Customer Service on TEAMGROUPs official website. The definition and conditions of TBW are based on the JEDEC standard. According to the SSD installation guide of SONY PlayStation 5, TEAMGROUP T-FORCE CARDEA A440 Pro PSS 1TB/ 2TB / 4TB are meet the requirement with the interface, capacity, sequential read speed, and so on. The T-FORCE CARDEA A440 Pro Special Series M.2 PCIe4.0 SSD uses PCIe Gen4x4 interface to offer incredible read/write speeds of 7400/7000 MB/s, is equipped with the special edition white ultra-thin patented cooling fin for easy storage expansion free from interference and overheating from high-speed operations, and offer an ultra-large 4TB storage space so gamers can collect all their favorite games. Product Specifications Model: CARDEA A440 Pro Special Series Interface: PCIe Gen4.0 x4 with NVMe 1.4 Capacity: 1TB / 2TB / 4TB Voltage: DC 3.3V Terabyte Written: 1TB: 700TBW / 2TB: 1,400TBW / 4TB: 3,000TBW Performance Performance Crystal Disk Mark: 1TB Read/Write: up to 7,200/6,000 MB/s 2TB Read/Write: up to 7,400/7,000 MB/s 4TB Read/Write: up to 7,400/7,000 MB/s IOPS (IO Meter): 1TB Read/Write: up to 1,000K/1,000K 2TB Read/Write: up to 1,000K/1,000K 4TB Read/Write: up to 1,000K/1,000K Dimensions 80.0(L) x 22.0(W) x 3.7(H) mm (with Graphene heat sink) 1. The heat sink needs to be assembled with the SSD by the user 2. The graphene heat sink is a soft material that the creases attached will not affect the heat dissipation