ADATA makes multiple memory solutions, including super fast USB sticks, and now the company has released a trio of new SSDs, with a model for every type of consumer. There's the XPG SX900 built for enthusiasts that uses a SATA III 6Gbps connection and SandForce SF-2281 controller to deliver 550MB/s reads and 530MB/s writes in up to a 512GB drive. The Premier Pro SP900 packs similar specs to deliver 550MB/s reads and 520MB/s writes in up to a 256GB package, but at lower price point than i