AMD solely launched its third-generation 40nm GPU, but here is very little extra in stipulations of architecture compared to the 5000 Series. To add to the confusion, the extra cards are in fact closer in performance to the Radeon HD 5830 and 5770 than the Cypress cards with which these cards share a suffix. You read aptly: The Radeon HD 5850 and 5870 will go one better than the wet-behind-the-ears Radeon HD 6870 and 6850, correspondingly....