what is the difference between western digital green and blue?
The WD Blue is their mainstream SSD, whereas the Green is their entry-level SSD and the Black is their high-end enthusiast-grade SSD. The WD Blue comes in two form factors: the standard 2.5-inch SATA form factor and as an M. 2 2280 stick. ... The WD Blue SSD is offered in three capacities: 250GB, 500GB, and 1TB.