HIS Silence Radeon HD 5570 Videocard Review
 

HIS's Silence Radeon HD 5570 to be honest is an excellent silent mainstream focused videocard for your quiet PC build. Whether you are just constructing a low noise personal computer or creating a quiet HTPC, this videocard should do everything you need with no sound contribution.

http://www.tweaknews.net/reviews/his_silence_hd_5570/