[Kilorn]

It's an old article, but I see questions about the differences in Reach and Hi-Def profiles on a regular basis, so I'm going to post this here in case anyone needs to know it and decides to check here before asking questions. So here it is, a comparison between the Reach and Hi-Def profiles in XNA 4.0. Direct from Shawn Hargreaves' blog:

http://blogs.msdn.co...h-vs-hidef.aspx