Seagate Brand 500gb Sata 3gb/s-6gb/s Hdd 500 Gb 7200 Rpm 8 Mb / 32 Mb Buffer Desktop Pc 3.5" Internal Mechanical Hard Disk - Hard Disk Drive - AliExpress
Amazon.com: Seagate Barracuda 7200.12 500 GB 7200RPM SATA 6Gb/s with NCQ 16MB Cache 3.5 Inch Internal Bare Drive ST3500413AS : Electronics