techPowerUp posted a review on the HIS Radeon HD 5970 CrossFire
With the release of AMD's latest Radeon HD 5970, the question comes up "What can be gained by going CrossFire?" We investigate the quad GPU performance of the HIS Radeon HD 5970. Even though the setup rip a $1200 hole in your wallet, performance will make you smile.HIS Radeon HD 5970 CrossFire Review
