![Amazon.com: HGST Ultrastar 7K4000 HUS724040ALA640 (0F14688) 4TB 64MB 7200RPM SATA 6Gb/s 3.5in Internal Enterprise Hard Drive - 5 Year Warranty (Renewed) : Electronics Amazon.com: HGST Ultrastar 7K4000 HUS724040ALA640 (0F14688) 4TB 64MB 7200RPM SATA 6Gb/s 3.5in Internal Enterprise Hard Drive - 5 Year Warranty (Renewed) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/61DqOJHxNUL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HGST Ultrastar 7K4000 HUS724040ALA640 (0F14688) 4TB 64MB 7200RPM SATA 6Gb/s 3.5in Internal Enterprise Hard Drive - 5 Year Warranty (Renewed) : Electronics
![Seagate BarraCuda 5TB Internal Hard Drive HDD – 2.5 Inch SATA 6Gb/s 5400 RPM 128MB Cache for Computer Desktop PC (ST5000LM000) Seagate BarraCuda 5TB Internal Hard Drive HDD – 2.5 Inch SATA 6Gb/s 5400 RPM 128MB Cache for Computer Desktop PC (ST5000LM000)](https://m.media-amazon.com/images/I/91QeZSFnFwL._AC_UF894,1000_QL80_.jpg)
Seagate BarraCuda 5TB Internal Hard Drive HDD – 2.5 Inch SATA 6Gb/s 5400 RPM 128MB Cache for Computer Desktop PC (ST5000LM000)
![Backblaze reveals failure rates for hard drives in 2021, releases an SSD report for the first time: Digital Photography Review Backblaze reveals failure rates for hard drives in 2021, releases an SSD report for the first time: Digital Photography Review](https://2.img-dpreview.com/files/p/E~TS590x0~articles/7921185885/backblaze-hard-drive-failure-rates-2021.png)
Backblaze reveals failure rates for hard drives in 2021, releases an SSD report for the first time: Digital Photography Review
![Amazon.com: Western Digital 2TB WD Blue PC Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD20EZRZ : Electronics Amazon.com: Western Digital 2TB WD Blue PC Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD20EZRZ : Electronics](https://m.media-amazon.com/images/I/71J+dkvbrWS._AC_UF894,1000_QL80_.jpg)
Amazon.com: Western Digital 2TB WD Blue PC Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s, 64 MB Cache, 3.5" - WD20EZRZ : Electronics
![Amazon.com: HGST Deskstar NAS 3.5-Inch 4TB 7200RPM SATA III 64MB Cache Internal Hard Drive Kit (0S03664) : Electronics Amazon.com: HGST Deskstar NAS 3.5-Inch 4TB 7200RPM SATA III 64MB Cache Internal Hard Drive Kit (0S03664) : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T2/images/I/51aGfGF7pVL._AC_UF894,1000_QL80_.jpg)