We saw AMD's old "FX" moniker repeated on a leaked price sheet recently, but we couldn't be sure of its significance. Now AMD has confirmed that it is indeed bringing back the FX brand to denote hardware aimed at gamers and graphics enthusiasts. In keeping with its penchant for complicated taxonomy, the chipmaker will use the resurrected badge not on individual products, but rather on desktop platforms that combine top-of-the-range components -- including the forthcoming Scorpius platform that will consist of a 9-seri