I got an Acer Aspire 3680!!! For $380, I got these specs:
Celeron M 520 1.6GHZ
512MB DDRII-667
80GB HDD
Intel GMA 950 128MB shared
Windows Vista Basic
I can upgrade to a Ptntium M, add more RAM at my will. It's 50C idle though...so that's a bit of problem.