Arctic S1 Plus Passive GPU radiator Review
 

Alternative and passive radiators are not too coast right now, even as many cards could very well do without a fan. So when Arctic proposes a new model, namely S1 Plus, one can not help out our good old HD 5770, just to see if you can still play in silence.

http://www.cowcotland.com/articles/1...c-s1-plus.html