TechPowerUp posted a review on the MSI Radeon R9 290X Lightning 4 GB
A quote from the article:
The $700 MSI R9 290X Lightning is MSI's latest flagship card geared toward overclockers and enthusiasts. It comes with a large overclock out of the box, higher than any other custom R9 290X available today. The board is cooled by a large triple slot, triple fan cooler that yields excellent temperatures.MSI Radeon R9 290X Lightning 4 GB @ techPowerUp