Benchmark Reviews posted a review on the Palit Radeon HD 4870 Sonic Dual Edition Video Card

When everyone thought AMD was sinking into a dark abyss, ATI unvieled their Radeon HD 4000 series and proved the critics all wrong. The Radeon HD 4870 is their current single-GPU flagship, and it's earned a high level of well-deserved distinction. Palit has followed-up this pattern by adding some stand-out features of their own. Benchmark Reviews tests the Palit Radeon HD 4870 Sonic edition video card from Palit. This RV770 graphics solution offers factory overclocked perfomance and a new cooling solution.

Palit Radeon HD 4870 Sonic Dual Edition Video Card Review