FFMPEG's MPEG-4 Part 2 encoder is scarily effective, if slow. AMD's AVC is worthless (crap for an H.264 encoder, no better than the ASP encoders - it'd do better if more bitrate could be thrown at it) ...
If you've ever done any livestreaming on the internet, then you already know that one of the most important technical aspects of doing so is properly configuring your stream settings. Your selection ...
In brief: Intel has had a rough time launching its freshman series of dedicated graphics cards, struggling to get them to consumers on time and possibly with unimpressive results in gaming benchmarks.