ZBrushCentral

want seggestion

hello everone

I need a good suggestion.i want to buy new p.c (desktop) for my work.I am working on zbrush,Maya,max,and photoshop
But zbrush is one of my best software.90% i am working on zbrush for any type of models organic,hardsurface,etc.currenty i have dual core processor.with 4g.b ram,msi 512 graphic card.On this p.c i am not working on HD sculpting in zbrush.for buying new pc i have two options one is intel processor and second is AMD.processor.give me good suggestion which one is the best for working on zbrush.

thanks.