Newegg Business offers the Samsung 850 Pro 256GB Serial ATA 6Gb/s 2.5" Internal SSD, model no. MZ-7KE256BW, for $139.99. Coupon code "RETAR8153" cuts it to $111.99. With free shipping, that's $8 under our mention from five days ago and the lowest total price we've seen. (It's also a current low by $23.) It features read speeds of up to 550MB/s and write speeds of up to 520MB/s.