Seagate Barracuda ES.2 500GB,Internal,7200 RPM,8.89 cm (3.5") (ST3500320NS)...

SeagateST500DM002 35 500GB 7200RPM 16MB Cache. Seagate500GB 3.5" Barracuda Internal Hard Disk Drive/HDD ST500DM002Used Condition. DeviceTypeHard drive internal. BufferSize….16 MB. Interface…. SATA6gb sec.

eBay