t-break posted a review on the Sapphire 770 PURE CrossFireX video card
A quote from the article:
>> Sapphire 770 PURE CrossFireX Review
The Sapphire 770 is built on an all black PCB with decent passive cooling heatsinks on the northbridge and southbridge chips and on the MOSFETs which should help keep things cool when overclocking and help achieve better speeds.
>> Sapphire 770 PURE CrossFireX Review