MadShrimps posted a review on the HIS R9 280X iPower IceQ X2 Turbo Boost Clock 3GB Video Card
A quote from the article:
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.HIS R9 280X iPower IceQ X2 Turbo Boost Clock 3GB Video Card Review @ Madshrimps