Update: Deal over
Dell Inspiron Desktop PC – Link 
Best Buy has this on sale right now via eBay daily deals for just $499.99 w/ free shipping!
This deal is valid today only, January 18, 2016 or while supplies last.
- 4th Gen Intel Core i7-4790 processor
- 1TB Hard drive
- 8GB DDR3 Memory
- WiFi w/ Bluetooth 4.0
- DVD/CD Optical Drive
- Includes: Dell Wireless Keyboard & Dell Wireless USB Mouse