I was a great fan of Guild Wars 1 and spent a lot of time playing PvP. I am eagerly awaiting GW2 after a short taste of beta-testing, and I imagine it will be one of the best games of the year and probably the best MMO for several years to come. I fell upon a blog entry talking about performance under GW2 which I found quite interesting as it compares performance across different graphics cards. Might be interesting for those looking for an upgrade.
Hm, here's the chart in case the link doesn't work: