Seagate ST3500413AS/ST500DM002 500GB 3.5 Inch Internal HDD 7200 RPM SATA 16MB Cache Monitoring Hard Drive Disk for Desktop PC|Internal Hard Drives| - AliExpress
HP 848195-800 827976-002 Seagate ST500DM002 HDD 3.5" 500GB SATA 5 - Newegg.com
Seagate Desktop HDD ST500DM002 500GB 16MB Cache 7200RPM SATA III 6.0Gbps 3.5" Hard Drive - w/ 1 Year Warranty