Achieve the ultimate read/write performance to maximise your everyday computing experience with the new Samsung EVO 850 series mSATA SSDs. Featuring Featuring innovative 3D V-NAND Technology, a 250GB capacity, up to 540MB/s sequential read and 520MB/s sequential write and 1.5 million hours MTBF for the ultimate reliability. The Samsung 850 EVO mSATA series are the the most evolved SSD for Ultra-thin Laptops and PCs. Backed by a 5 year Samsung warranty.