Along with the HTC Vivid, AT&T is announcing the Samsung Galaxy S II Skyrocket as one of its premier LTE devices — and well, it's essentially the Galaxy S II with AT&T LTE, albeit with slightly more rounded corners and thicker frame — a replacement for the current Infuse 4G. It's certainly boasting speed — inside the 4.5-inch chassis, there's a 1.5GHz dual-core QUalcomm APQ8060 and 1GB RAM. More impressions to come, but for now, enjoy the pictures below — and check out our handy comparison tool for Skyrocket vs. Galaxy S II vs. Infuse 4G!