Click here to go the merchant's page.
Select 1GB Single Channel DDR2 SDRAM 800MHz - 1DIMMs [subtract $30]
Final Price for this deal: $419 - $30 = $389 + $30 shipping

Description:
* Genuine Windows Vista® Business Bonus-Windows XP Professional downgrade
* Intel® Pentium® Dual-Core E2200 (2.20GHz,1MB L2Cache,800FSB)
* No Pre-installed Productivity Software
* 1 Year Basic Limited Warranty and 1 Year NBD On-Site Service
* Dell 20 inch Widescreen E207WFP Analog Flat Panel Display
* 1GB Single Channel DDR2 SDRAM 800MHz - 1DIMMs
* Single Drive: 16X (DVD+/-RW) Burner Drive
* 250GB Serial ATA Hard Drive (7200RPM) w/DataBurst Cache™
* Integrated Video, Intel® GMA X4500HD
* No Media Reader
* No Modem Option
* Integrated 5.1 Channel Audio
* McAfee Total Protection for Small Business 30-day Subscription
* Service
* Free Microsoft Office Live Small Business
* Adobe Acrobat Reader
* No speakers (Speakers are required to hear audio from your system)
* Dell USB Keyboard
* Dell Optical USB Mouse
* Resource CD and DVD