Western Digital saw the writing on the wall for spinning hard drives in the consumer market and acquired flash storage maker SanDisk to ensure the company's future. The first products of this union are now a fact - WD's first SSDs, placed in the Blue and Green lines. Both will be available in 2.5" 7mm and M.2 2280 form factors. Starting with the performance line, the WD Blue SSD is available now at 250GB, 500GB and 1TB capacity. It promises read and write speeds (sequential) of 545MB/s and 525MB/s respectively. These are drives suitable for heavy workloads and have an endurance of 400TB...
Source: http://www.gsmarena.com/western_digital_enters_the_ssd_market_with_blue_and_green_drives-news-21021.php