Realize that the "brand names" don't mean a lot... Impresario, Supertiva, whatever...
It's just marketing.
You want GOOD PLAIN VANILLA, not a bad mix of strawberry and chocolate that someone tossed a bunch of foil sprinkles on...
Ah... And my Mac background... I'm bi, leaning toward PC - built my first IBM compatible in 1987.
Almost failed a graphics class that I NEEDED my senior year to graduate. Why? It was spring of 1987, and I borrowed a Mac Plus and PageMaker with a Laserwriter to do the final project. Teacher was NOT amused, and informed me that "this desktop publishing fad will never last, and they'll never replace real typesetters."
The mac I borrowed belonged to a guy who, when you talked to him, the first word outta your mouth was "Dean." He was NOT amused at the instructor.
Then there was my time working for Gemini Consulting - they were all-mac, and if anyone is hazardous to a computer, it's a Harvard MBA...
How do you fix -any- software glitch on a mac? "Hello, tech support - I'm not even going to tell you the problem, because you're just going to tell me to reinstall the system, right?"
Then I went to work for Searle. Which then got merged with Pharmacia, and I suddenly had 900 researchers who got switched from Macs to PCs... That was NOT a fun environment...
Since then, I was working with research graphics, and having to send my PC files generally to Mac people... It can be done...
What I'd recommend:
If I was buying a new machine today, and I didn't have to worry about my -expensive- software packages that will only run on XP, this is probably what I'd get...
http://www.tigerdirect.com/applications/SearchTools/item-details.asp?EdpNo=5722425&CatId=5138 And I'd use whatever monitor I had lying around, or...
http://www.tigerdirect.com/applications/SearchTools/item-details.asp?EdpNo=4605332&CatId=3774If I was buying another business box...
http://cgi.ebay.com/Dell-Precision-370-3-3-Ghz-Tower-2GB-RAM-HD-80GB-/230476743813?cmd=ViewItem&pt=Desktop_PCs&hash=item35a97c0485 The monitor would come from goodwill.