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Dell has the Inspiron 531s AMD Athlon 4000+ 1GB RAM 250GB Desktop with a 17" LCD Monitor for $399 with Free Shipping.
Final Price for this deal: $399 + Free Shipping

Description:
* AMD Athlon™ 64 X2 Dual-Core 4000+
* Genuine Windows Vista® Home Basic - English
* 17 inch SE178WFP Widescreen Flat Panel Monitor
* 1GB Dual Channel DDR2 SDRAM at 667MHz- 2DIMMs
* 250GB Serial ATA Hard Drive (7200RPM) w/DataBurst Cache™
* 16x DVD+/-RW Drive
* NVIDIA GeForce 6150 SE Integrated Graphics GPU
* Integrated 7.1 Channel Audio
* Dell USB Keyboard and Dell Optical USB Mouse
* No Floppy Drive Included
* 56K PCI Data Fax Modem