Seagate Cheetah NS.2 600GB SAS 2.0 10K RPM 6Gb/s with 16MB Cache

300GB Cheetah 15K.7 SAS 6Gb/s 15K RPM 16MB 3.5 inch with Secure Encryption

Seagate Part# ST3300557SS

Hard Drives - Internal – Hard Drive - 16 MB Buffer - Cheetah 15K.7 - SAS - 6Gb/s SAS Drive Interface Standard - 15000 Spindle Speed (rpm) - Internal - 3.5" Form Factor - 300 GB Storage Capacity - 15K.7 Product Series - ...

900GB Enterprise Performance 10K 2.5" SAS 6Gb/s Encryption with 64MB Cache

Seagate Part# ST9900705SS

Hard Drives - Internal – Hard Drive - 64 MB Buffer - Savvio 10K.5 - SAS - 6Gb/s SAS Drive Interface Standard - 10000 Spindle Speed (rpm) - Internal - 2.5" Form Factor - 900 GB Storage Capacity - 0.6" Height - 2.8" Width - 4" ...