I forgot to ask btw, will I have to do a clean install of windows for the new mobo? Or will it recognise and load my current windows 7 up?
You will want to remove the link asap before the mods see it - you aren't allowed to link to OCUK competitors here unfortunately. Here are the forum rules.
Aslo, I wouldn't bet on putting a GTX 470 in that machine, there is no mention of the make or model of the PSU - and the GTX 470 is a very power hungry card compared to the GTS 450.
+1
Stick with what you had. Never skimp on a PSU! Buy a decent one to begin with.
Seeing as you're linking to computer hardware, it's best if you remove your link.Sorry, I didn't know. Link removed.
It's a 600w psu, but either way, I can get a good psu for £60.
Am I allowed to link to Ebay? Here are some cheap, good gaming computers:
Yeah I am sticking with my original, just looking around.

Anyway, I think an i5 will be fine your needs. I'm using a Q6600 and an HD 5770, and am awaiting my copy of FSX to be delivered. Hopefully it will run smoothly.