These days it's less about the megahertz and more about the cores, but custom PC maker Origin isn't leaving either benchmark untouched. It's taken the as-yet-unannounced six-core, 3.46GHz Intel Core i7-990X processor and pushed it up to 4.6GHz -- a full 200 hertz more than the company's previous hotness, a 4.4GHZ Core i7-980X. The 990X is now available in the company's desktops as well as the