The difference of blue disk, green disk, black disk and red disk in computer hard disk


Green disk, blue disk, black disk and red disk are classified by western data according to the characteristics of its hard disk. Generally speaking, the so-called black disk, blue disk, green disk and red disk refer to the paper pasted on Western data hard disk, which is black, blue, green or red.

Black disk: high performance, large cache, fast speed. Code name: LS WD Caviar Black. It is mainly suitable for enterprises, high throughput servers, high performance computing applications, such as multimedia video and photo editing, high performance game machines.

Cache: 32 MB

Capacity: 1TB; 750GB; 640gb; 500GB

Blue disk: ordinary hard disk, suitable for home use. The advantages are strong performance, low price and high cost performance; the disadvantages are that the sound is slightly louder than the green disk and the performance is slightly worse than the black disk.

Cache size: 2 Mb; 8 MB; 16 MB

Capacity: 40 Gb to 750 GB

Green disk: SATA hard disk, lower heat, quieter, more environmentally friendly. Energy saving disk, suitable for large capacity storage; using IntelliPower technology, the speed is 5400 rpm. The advantages are quiet and low price; the disadvantages are poor performance, high delay and short life.

Cache size: 32 MB; 16 MB; 64 MB

Capacity: 2 TB; 1.5tb; 1TB; 808gb; 750GB; 500GB

Red disk: the new hard disk for NAS market launched by Western Digital is for home or small enterprise NAS users with 1-5 hard disk bits. The performance characteristics are close to that of the green disk. It has low power consumption, low noise, and can adapt to long-time continuous work. It has the characteristic technology nasware, which makes its compatibility more excellent. It can have outstanding compatibility performance for both NAS and raid.

Cache size: 64MB

Capacity: 1t, 2T, 3T, 4T, 6T