[M] HIS R9 280X iPower IceQ X2 Turbo Boost Clock 3GB Video Card Review
 

HIS has made available to the market the latest R9 280X from AMD in two revisions quite quickly, which are fitted with the efficient IceQ X2 two-slot cooling system. The HIS Radeon R9 280X IceQ X2 Turbo Boost card is available online for an affordable price and comes with a factory overclock of 50Mhz over the stock version; the VRM section has been also beefed up in order to be able to reach higher GPU frequencies.

http://www.madshrimps.be/articles/article/1000512/