ADATA via Rakuten offers its Adata 480GB Ultimate SU650 3D NAND 2.5" Serial ATA 6Gb/s Internal SSD for $49.99. Coupon code "AD7" cuts that to $42.49. With free shipping, that's $8 under our mention from last week and the best deal we've seen. (For further comparison, it's a low today by $13). It features read speeds up to 520MB/s and write speeds up to 450MB/s.