Which Mac would you reccomded me?

[smogsy]

Looking look a mac, my macbook white just don't cut it any more its good but to loud when i push it.

Budget up to £3000 (although cheaper is better)

Uses:
Lightroom
Photoshop
Aperture
Msn
Safari
iphoto
touch of win gaming maybe


all that will most probably running at once. i will be editing photo's and maybe some video later on.

i was thinking Imac/Mac pro

but all reccomdations welcome (needs to be desktop)

 

[smogsy]

i have 3k yes although id rather spend less

what would the minmum specfication mac be for my needs?
& i know you can never have highest but what do you think would be overkill for my needs?