Review on WD Blue Desktop 1TB Hard Drive - 3.5 inch, 5400~7200RPM, SATA3 (6.0GB/s), 64MB 💾 Cache, Ideal for PC, Mac, CCTV, NAS, DVR, Raid and SATA Applications, 1 Year Warranty by Radko Marinov ᠌

For the system, it costs M2 from the same WD because they have confidence, one of the disks has been working for more than 10 years. For storage of large volumes 2 1TB and 1 (the same old one) 500GB WD WD. Do not fail for many years. Pros: Works fast enough for hard. Noise is acceptable. Works flawlessly for 4 years. Normal normal hard. Its cons: Rare noises under load, typical for railways, would not even be considered a minus.