Newegg offers the Samsung 850 Evo M.2 500GB Serial ATA 6Gb/s SSD, model no. MZ-N5E500BW, for $167.99. Coupon code "EMCEFHE27" cuts it to $146.99. With free shipping, that's the lowest total price we could find by $21, although we saw it bundled with a game for $9 less in December. It features read speeds of up to 540MB/s and write speeds of up to 500MB/s.