The last time a GPU milestone this significant was passed, it was June of 2007, and we remember it well. We were kicked back, soaking in the rays from Wall Street and firmly believing that nothing could ever go awry -- anywhere, to anyone -- due to a certain graphics card receiving 1GB of onboard RAM. Fast forward a few dozen months, and now we've got AMD dishing out the planet's first factory-clocked card to hit the 1GHz mark. Granted, overclockers have been running their cards well above that point for awhile now, but hey, at least this bugger comes with a warranty. The device doing the honors is the