Radeon HD 4890 makes an official debut

Sunnyvale, California-based AMD has now officially its new Radeon graphics card, the RV790-based Radeon HD 4890. With the launch of the chip maker claims that its new card is powered from the whole world more powerful graphics processors, according to internal testing. The paper is marked with GDDR5 memory later, a high frequency clock GPU DirectX 10.1 support and a huge 1.36 TeraFLOPS of computing power. Moreover, according to AMD, the latest addition to its range Radeon graphics, it is possible to reach nearly 1 GHz GPU clock.

"The ATI Radeon HD 4890 graphics card is the sweet spot AMD is charging strategy," said Rick Bergman, Senior Vice President and General Manager, Graphics Products Group, AMD. With last year's launch of the ATI Radeon HD 4850 and ATI Radeon HD 4870, which the players gave an excellent performance and incredible value. Today, we do it again. ATI Radeon HD 4890 graphics card is unbelievable result, sales in all major markets worldwide."

As I said a while now, thanks to all the information leaked out surface on the Internet before the new AMD graphics card is Radeon HD 4890 is built with 956 one million transistors on 55nm now known to be produced. The card has a PCI Express 2.0 x16 bus interface 256-bit GDDR5 memory, support for Microsoft DirectX 10.1, Shader Model 4.1, OpenGL 3.0 support and 800 stream processing units.

The paper of the time prices was set too high for the expected 850MHz GPU and 975MHz for 1GB memory GDDR5. With this speed, the Radeon HD4890 is between companies of the Radeon HD 4870 and the dual-GPU 4870 X2, which offers a set of specifications, is very similar to previous AMD GPUs single model. Price-wise, the card is immediately available for MSRP U.S. $ 249, while a select dealers that you can go for only U.S. $ 229, depending on the chip maker.