Obviously you already have a computer :-))) So how about downloading the trial version of Infinite and see how it suits you? As Mac person i of course would recommend ... But i will not and let others tell you what you need. Maybe one thing - you maybe want to look over to www.cornucopia3d.com in the Vue General section. We run a user benchmark there - you there can see what experiences people do have with their systems.

One day your ship comes in - but you're at the airport.