Newegg offers the Crucial MX100 Series 512GB Serial ATA 6Gb/s 2.5" Internal SSD, model no. CT512MX100SSD1, for $214.99. Coupon code "EMCPAPA22" cuts it to $199.99. With free shipping, that's the lowest total price we could find by $10, although we saw it for a buck less in July. It features read speeds of up to 550MB/s and write speeds of up to 500MB/s.