Seagate Barracuda ST2000LM015, 2TB, SATA III, 2.5in, 128MB Cache. Experience the highest capacity, and the thinnest 2.5-inch hard drive you’ve ever seen. Seagate Barracuda drives are designed for all of your application and data needs, and with a slim 7mm form factor drive that makes system upgrades very easy. 2 year Seagate warranty.