CARDEA ZERO Z440 M.2 NVMe PCIe SSD uses the latest and fastest PCIe Gen4 x4 interface and complies with the NVMe standard. The sequential read/write speed can reach a whopping 5,000/4,400 MB/s. | PCIe 4.0 | SLC Cache | 3D TLC NAND | Phison E16 controller | With the built-in smart algorithm management mechanism has functions such as GC (garbage collection), TRIM command, LDPC (Low-Density Parity-Check Code) error correction mechanism, E2E Data Protection, etc. | The patented graphene copper foil thermal conductive material can effectively eliminate devices interference during installation. It can be installed on all major motherboards and M.2 slots. | PRECAUTIONS [1] This product is compatible with Intel and AMD platforms, and the performance result is tested on a motherboard that supports PCIe 4.0 interface by the T-FORCE internal laboratory. The actual speed may vary depending on the software and hardware conditions of the platform. | Manufacturer Warranty: 5-year or TBW (Terabytes Written) limited warranty. Free Technical Support and Customer Service on TEAMGROUP's official website. The definition and conditions of TBW are based on the JEDEC standard.