Ok for all you Canucks out there. Ive checked prices at a-power, ncix, anitec, attic and Cancomputer. Cancomputer is always the cheapest. These msi cards are cheaper then the instore price at a-power, and they are usually pretty good.
MSI 7800gtx $621
http://cancomputer.com/index.php?sku=3048
MSI 7800gt $484
http://cancomputer.com/index.php?sku=3213
Evga 7800gt from attic $505
http://www.atic.ca/index.php?page=LongDesc&sku=18279
Oh, i say go single 7800
MSI 7800gtx $621
http://cancomputer.com/index.php?sku=3048
MSI 7800gt $484
http://cancomputer.com/index.php?sku=3213
Evga 7800gt from attic $505
http://www.atic.ca/index.php?page=LongDesc&sku=18279
Oh, i say go single 7800