User blog comment:Sarah Manley/Try the New Wikia Editor/@comment-1474707-20110731235610/@comment-126761-20110803154045

We don't want to put too much in the preview dialog, but we'll have a think about those suggestions. They're not crazy, for sure :)

That seems like quite a reasonable spec PC, so you really shouldn't have issues. Does sounds like something we need to check into more. Personally, I'm in the UK, so pretty far from the main Wikia servers :)