You will be surprised. Yes London is different but even then the bottleneck was my hard drive. Maybe an SSD would do the trick. Here are some pics. The Fps counter is sporadic and wont give a still reading. It was fluctuating +10fps.
http://img97.imageshack.us/i/2011042700007.jpg
http://img855.imageshack.us/i/2011042700009.jpg
http://img59.imageshack.us/i/2011042700012.jpg
http://img59.imageshack.us/i/2011042700013.jpg