These days I also got a Dell Vostro 200 for only $399, the deal is still there.
dealstudio.com/searchdeals.php?deal_id=88924&ru=290

1.80GHz Intel Pentium Dual Core Processor
Windows XP Home OR Vista Home Basic
19-inch Widescreen Flat Panel Monitor
1GB DDR2 Memory
80GB SATA Hard Drive
16x DVD-ROM