![Amazon.com: Western Digital 500GB WD Black Performance Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD5003AZEX : Electronics Amazon.com: Western Digital 500GB WD Black Performance Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD5003AZEX : Electronics](https://m.media-amazon.com/images/I/81C+4aJ-A8L._AC_UF350,350_QL80_.jpg)
Amazon.com: Western Digital 500GB WD Black Performance Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD5003AZEX : Electronics
![Amazon.com: Western Digital Caviar Black 2 TB SATA III 7200 RPM 64 MB Cache Bulk/OEM Internal Desktop Hard Drive - WD2002FAEX : Electronics Amazon.com: Western Digital Caviar Black 2 TB SATA III 7200 RPM 64 MB Cache Bulk/OEM Internal Desktop Hard Drive - WD2002FAEX : Electronics](https://m.media-amazon.com/images/I/71VlefYc2WL.jpg)
Amazon.com: Western Digital Caviar Black 2 TB SATA III 7200 RPM 64 MB Cache Bulk/OEM Internal Desktop Hard Drive - WD2002FAEX : Electronics
![Amazon.com: WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FAEX : Electronics Amazon.com: WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FAEX : Electronics](https://m.media-amazon.com/images/I/61T7DgFuc5L._AC_UF894,1000_QL80_.jpg)
Amazon.com: WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FAEX : Electronics
![What is the meaning of color code in HARD DRIVE - BLUE, GREEN, BLACK, RED, PURPLE, GOLD ? - win2learn.com What is the meaning of color code in HARD DRIVE - BLUE, GREEN, BLACK, RED, PURPLE, GOLD ? - win2learn.com](https://win2learn.com/wp-content/uploads/2020/12/WD-Black-Hard-Disk.jpg)
What is the meaning of color code in HARD DRIVE - BLUE, GREEN, BLACK, RED, PURPLE, GOLD ? - win2learn.com
![Amazon.com: WD Caviar Black 1 TB SATA III 7200 RPM 64 MB Cache Internal Desktop 3.5" Hard Drive (WD1002FAEX ) (Old Model) : Electronics Amazon.com: WD Caviar Black 1 TB SATA III 7200 RPM 64 MB Cache Internal Desktop 3.5" Hard Drive (WD1002FAEX ) (Old Model) : Electronics](https://m.media-amazon.com/images/I/41y2cKThChL._AC_UF894,1000_QL80_.jpg)