Capacity: 256gb Dimension: 80.15x22.15x2.38 (mm) Read up to 550 mb / s Write up to 520 mb / s Interface: M.2 / ahci, sata 3-6gb / s (compatible with sata 3gb / s and sata 1.5gb / s) Form factor: M.2 (2280) Warranty: 3 years one to one replication Yes (requests os support) Garage collection: Auto garage collection algorithm Yes... Write cache: - yes. Ncq: Yes 48-bit: Yes Volume: + / - 20 gr