Dell Dimension 2400 Mini-Tower PC

Pentium IV 2.2GHz
512MB (256MB×2, Both Slot Occupied) PC3200 DDR RAM
40GB Hard Drive
CD-RW & Floppy Drive
Intel 82845GE On-Board Graphics
10/100 Ethernet
56K V.92 Modem
2 PCI Slots Available
6 USB (2 Front, 4 Back) Ports
Keyboard & Mouse
Windows XP Home, Loaded and Licenced 
Price: $299.99
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Acer Aspire T180

AMD Athlon 64 Processor 3500+ (512KB L2 cache, 2.2GHz)
512MB DDR SDRAM
160GB 7200RPM IDE Hard Drive
DVD+/-RW Drive
9-in-1 Card Reader
10/100 Ethernet & V.92 Modem
6 USB 2.0 Ports
Windows XP MCE
Keyboard & Mouse
Price: $479.00