It is on April 2nd that AMD/ATI will officially launch the new flagship, the Radeon HD 4890, which should be immediately available.
Without bringing any deep modifications, when compared to the Radeon HD 4870 recently made available for Mac Pro owners, the Radeon HD 4890 brings an average 10% performance gain. This is mostly achieved by increasing both GPU and memory frequencies. In addition, some early tests have shown that this graphic card can easily and stably be overclocked. Some sites claim to have pushed the GPU fequency to 1 GHz instead of the default 850 MHz. The best news is most probably its price, as it should be around 250 USD. If one can find a way to flash this GPU with the bios from a Mac edition card, the Radeon HD 4890 might also become p
