I have an Acer Aspire T320. This currently sell for $499 plus tax at radio shack with no monitor.
My price: $430 or $460 with a 17 inch dell trinitron monitor.
2.93 Ghz Celeron processor
Microsoft® Windows® XP
Intel® 865GV chipset, with built-in VGA graphics
80 GB Hard drice
Six USB 2.0 ports (two front)
3.5" floppy disc drive
Multimedia keyboard and mouse
Ample growing room
256 MB memory, expandable to 2 GB
Three PCI v2.2 slots for expanding functionality