BuyDig offers the Samsung 250GB 840 Series Serial ATA 6Gb/s 2.5″ Internal SSD, model no. MZ-7TD250BW, for $159. Coupon code “DIG5″ cuts it to $154. With free shipping, that’s $0.62/GB, $1 under our mention from six days ago, and the lowest total price we could find now by $25. It features read speeds of up to 540MB/s and write speeds of up to 250MB/s.