This hard drive from HP has room for 1 TB of data. It has a 10 000 rpm rotation speed.
From SmartTeck
HPE 1.2TB 6G SAS 10K rpm SFF (2.5-inch) SC Dual Port ENT 3yr Wty Hard -
Clove Technology
HPE 1.2TB 6G SAS 10K rpm SFF (2.5-inch) SC Dual Port ENT 3yr Wty Hard Drive/S-Buy 2.5"
Athema Services
hp 1,2tb 6g sas 10k 2.5 inch **shipping new sealed spares** 718162-s21