compareing the M. V.Winter Edition to the Dell XPS9100

Which one of these 2 fine computers is the best deal?the winter edition has a Intel Core i5-2300 processor while the XPS has ai7-8mb L2 chache 2.80ghz. The Winter Edition is $850.00 and the Dell is $999.00. They both have a 1TB. hard drive .Winter Edition has 4GB DDR3-1333 dual channel memory while the xps has 6GB.Tri channel DDR3 SDRAM at 1333MHZ-3DIMMS.