![WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/81DRB0+o1eL._AC_SY679_.jpg)
WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch : Amazon.co.uk: Computers & Accessories
![MaxDigital 4TB 7200RPM 64MB Cache SATA III 6.0Gb/s (Enterprise Storage) 3.5" Internal Hard Drive w/2 Year Warranty : Amazon.co.uk: Computers & Accessories MaxDigital 4TB 7200RPM 64MB Cache SATA III 6.0Gb/s (Enterprise Storage) 3.5" Internal Hard Drive w/2 Year Warranty : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/51uhqevtYUL._AC_SX450_.jpg)
MaxDigital 4TB 7200RPM 64MB Cache SATA III 6.0Gb/s (Enterprise Storage) 3.5" Internal Hard Drive w/2 Year Warranty : Amazon.co.uk: Computers & Accessories
![WD_BLACK 4TB Performance 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256MB Cache : Amazon.co.uk: Computers & Accessories WD_BLACK 4TB Performance 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256MB Cache : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/71FaFky5lVS._AC_SX425_.jpg)
WD_BLACK 4TB Performance 3.5" Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256MB Cache : Amazon.co.uk: Computers & Accessories
![Western Digital WD4001FYYG 4TB 7200RPM 3.5" SAS Internal Hard Drive : Amazon.co.uk: Computers & Accessories Western Digital WD4001FYYG 4TB 7200RPM 3.5" SAS Internal Hard Drive : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/41ofxKoW86L._AC_SY450_.jpg)
Western Digital WD4001FYYG 4TB 7200RPM 3.5" SAS Internal Hard Drive : Amazon.co.uk: Computers & Accessories
![Seagate Desktop HDD 4TB vs WD Black 4TB Hard Drive Review – Fort Worth Data Recovery | DFW Nerd Herd Data Recovery | 817.781.6940 Seagate Desktop HDD 4TB vs WD Black 4TB Hard Drive Review – Fort Worth Data Recovery | DFW Nerd Herd Data Recovery | 817.781.6940](https://dfwnerdherd.com/wp-content/uploads/2013/08/Seagate-Desktop-HDD-4TB-vs-WD-Black-4TB-Hard-Drive-Review.png)
Seagate Desktop HDD 4TB vs WD Black 4TB Hard Drive Review – Fort Worth Data Recovery | DFW Nerd Herd Data Recovery | 817.781.6940
![Toshiba MG04ACA MG04ACA400E 4 TB Hard Drive - SATA SATA/600 - 3.5inch Drive - Internal - 7200rpm - 128 MB Buffer - MG04ACA400E | Novatech Toshiba MG04ACA MG04ACA400E 4 TB Hard Drive - SATA SATA/600 - 3.5inch Drive - Internal - 7200rpm - 128 MB Buffer - MG04ACA400E | Novatech](https://content.etilize.com/images/300/1027903913.jpg)
Toshiba MG04ACA MG04ACA400E 4 TB Hard Drive - SATA SATA/600 - 3.5inch Drive - Internal - 7200rpm - 128 MB Buffer - MG04ACA400E | Novatech
![Seagate ST4000NM0023 Constellation ES.3 4TB 7200 RPM 128MB cache SAS 6.0Gb/s 3.5 internal hard drive (Bare Drive) : Amazon.co.uk: Computers & Accessories Seagate ST4000NM0023 Constellation ES.3 4TB 7200 RPM 128MB cache SAS 6.0Gb/s 3.5 internal hard drive (Bare Drive) : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61LIccpxkuL._AC_SL1351_.jpg)