wait for the M2, it will use DDR2 and AMD will bring up the bus speed to 667mhz instead of 400mhz. It will have an improved memory controller, thus meaning more bandwidth.
So anyways......as you can see, there are many options to choose from. We mentioned the good stuff to you so now it's up to you to pick whatever you can afford. Decisions, decisions...
i like TT just cas there cases look cool imo tho the doors on them are a bit flismy unless u gonna be throwing ur comp around it should do well they look ownage if u put sum sweet leds in there 2 XD and they cheap compared 2 some of the other cases XD