Nvidia's GTS 250 rebrand, ATI has slightly adjusted HD 4870 prices to make the green team's life a bit harder.
At the moment you can get an HD 4870 for €149
. The card comes from Sapphire and features a non-refernce heatpipe cooler. For €10 more you can get a 775MHz Gainward with a non-reference dual-fan cooler, or Powercolor's PCS edition card at 780MHz.
The cheapest GTS 250 comes from Palit, it's a reference design and costs €149.
ATI has not cut prices of other RV770 based cards, and the HD 4850 and HD 4830 still sell for €120 and €84 respectively.