Cheese.
Your set up looks pretty good, I think you could change your CPU and GPU though, if your main focus is gaming. I'm in the same boat as you ATM...
Everything looks compatible, but what kind of budget are you working with? Here's some great resources for CPUs and GPUs depending on your budget.
So my budget for this build after tax is about $750 CAN (about $664 before tax) after rebates and I think I have a fairly good choice of parts,...
Separate names with a comma.