![WD6400AAKS-65A7B2 - Western Digital Caviar Blue 640GB 7200RPM SATA 3Gbps 16MB Cache 3.5-inch Internal Hard Drive WD6400AAKS-65A7B2 - Western Digital Caviar Blue 640GB 7200RPM SATA 3Gbps 16MB Cache 3.5-inch Internal Hard Drive](https://harddiskdirect.com/media/amasty/amoptmobile/catalog/product/cache/8b3df2345e86c5269ef614787fcda95d/w/d/wd6400aaks-65a7b2-o_zbffmr8bjh0x92sx.jpg)
WD6400AAKS-65A7B2 - Western Digital Caviar Blue 640GB 7200RPM SATA 3Gbps 16MB Cache 3.5-inch Internal Hard Drive
![Amazon.com: Western Digital (WD) Caviar Blue 320 GB (320gb) SATA II 7200 RPM 8 MB Cache Bulk/OEM Desktop Hard Drive for PC, Mac, CCTV DVR, NAS, RAID- 1 Year Warranty : Electronics Amazon.com: Western Digital (WD) Caviar Blue 320 GB (320gb) SATA II 7200 RPM 8 MB Cache Bulk/OEM Desktop Hard Drive for PC, Mac, CCTV DVR, NAS, RAID- 1 Year Warranty : Electronics](https://m.media-amazon.com/images/I/51-8oAmjVJL._AC_.jpg)
Amazon.com: Western Digital (WD) Caviar Blue 320 GB (320gb) SATA II 7200 RPM 8 MB Cache Bulk/OEM Desktop Hard Drive for PC, Mac, CCTV DVR, NAS, RAID- 1 Year Warranty : Electronics
![Western Digital Caviar Blue 640GB Internal 7200RPM 3.5" (WD6400AAKS-20PK) HDD for sale online | eBay Western Digital Caviar Blue 640GB Internal 7200RPM 3.5" (WD6400AAKS-20PK) HDD for sale online | eBay](https://i.ebayimg.com/images/g/c8IAAOSwBLRivAyc/s-l640.jpg)
Western Digital Caviar Blue 640GB Internal 7200RPM 3.5" (WD6400AAKS-20PK) HDD for sale online | eBay
![Amazon.com: WD Blue 320 GB Desktop Hard Drive: 3.5 Inch, 7200 RPM, PATA, 8 MB Cache - WD3200AAJB : Electronics Amazon.com: WD Blue 320 GB Desktop Hard Drive: 3.5 Inch, 7200 RPM, PATA, 8 MB Cache - WD3200AAJB : Electronics](https://m.media-amazon.com/images/I/41YdMLjljTL.jpg)
Amazon.com: WD Blue 320 GB Desktop Hard Drive: 3.5 Inch, 7200 RPM, PATA, 8 MB Cache - WD3200AAJB : Electronics
![Western Digital Blue WD2500AAKX 250GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive - Newegg.com Western Digital Blue WD2500AAKX 250GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive - Newegg.com](https://c1.neweggimages.com/ProductImageCompressAll1280/22-136-771_R03.jpg)
Western Digital Blue WD2500AAKX 250GB 7200 RPM 16MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive - Newegg.com
![Amazon.com: Western Digital (WD) Caviar Blue 320 GB (320gb) SATA II 7200 RPM 8 MB Cache Bulk/OEM Desktop Hard Drive for PC, Mac, CCTV DVR, NAS, RAID- 1 Year Warranty : Electronics Amazon.com: Western Digital (WD) Caviar Blue 320 GB (320gb) SATA II 7200 RPM 8 MB Cache Bulk/OEM Desktop Hard Drive for PC, Mac, CCTV DVR, NAS, RAID- 1 Year Warranty : Electronics](https://m.media-amazon.com/images/I/51xzBI1iiAL._AC_SY580_.jpg)