Here's a review of the Phantom.
http://www.eteknix.com/gainward-phantom-geforce-gtx-970-4gb-graphics-card-review/
Quotes:
"The Gainward Phantom cooler excels in the noise department. Without a doubt it is the quietest cooling solution we’ve ever tested."
"The Gainward GTX 970 Phantom sacrifices temperatures to reduce noise: something I prefer. Despite this we still manage to stay south of 80 degrees celsius and in Unigine Heaven it didn’t even reach the thermal throttling point of 79/80."
"Gainward’s Phantom series of graphics cards are hugely under-rated in my opinion. The reason for this probably stems from Gainward’s comparatively small status compared to “big boys” like ASUS and EVGA, but this shouldn’t be the case. As our...