![3.5 inch Western Digital 8TB WD Purple Surveillance Internal Hard Drive Disk HDD 5640RPM, SATA 6Gb/s, 128 MB Cache, WD84PURZ - Walmart.com 3.5 inch Western Digital 8TB WD Purple Surveillance Internal Hard Drive Disk HDD 5640RPM, SATA 6Gb/s, 128 MB Cache, WD84PURZ - Walmart.com](https://i5.walmartimages.com/asr/40905ded-c0fb-45c2-a356-0bb4699b3588.1c36b52be1262270d2fa9f5bc2d7bc44.jpeg)
3.5 inch Western Digital 8TB WD Purple Surveillance Internal Hard Drive Disk HDD 5640RPM, SATA 6Gb/s, 128 MB Cache, WD84PURZ - Walmart.com
![WD Blue vs. Black vs. Red & Purple HDD & SSD Differences (2017) | GamersNexus - Gaming PC Builds & Hardware Benchmarks WD Blue vs. Black vs. Red & Purple HDD & SSD Differences (2017) | GamersNexus - Gaming PC Builds & Hardware Benchmarks](https://www.gamersnexus.net/media/k2/items/cache/c1b56a7f5d1f8c741c11579a413c9ba6_XL.jpg)
WD Blue vs. Black vs. Red & Purple HDD & SSD Differences (2017) | GamersNexus - Gaming PC Builds & Hardware Benchmarks
![Amazon.com: (Old Model) WD Green 500GB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD5000AZRX : Electronics Amazon.com: (Old Model) WD Green 500GB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD5000AZRX : Electronics](https://m.media-amazon.com/images/I/51xtOwvHSLL._AC_UF894,1000_QL80_.jpg)
Amazon.com: (Old Model) WD Green 500GB Desktop Hard Drive: 3.5-inch, SATA 6 Gb/s, IntelliPower, 64MB Cache WD5000AZRX : Electronics
![WD Blue vs. Black vs. Green Hard Drive Comparison – What's the Difference? | GamersNexus - Gaming PC Builds & Hardware Benchmarks WD Blue vs. Black vs. Green Hard Drive Comparison – What's the Difference? | GamersNexus - Gaming PC Builds & Hardware Benchmarks](https://www.gamersnexus.net/media/k2/items/cache/2a0df9277911439bde7e4716ad3762e7_XL.jpg)