The HD 4890 is an interesting card. We haven't heard loads about it and the general excitement about the card is quite low. But the main reason we think people aren't that excited about the card is ...

AMD has introduced the ATI Radeon HD 4890 graphics card that boasts a staggering 1.36 TeraFLOPs of compute power, GDDR5 memory, engine clock speeds capable of nearly 1GHz and DirectX 10.1 support for ...

Can you guys believe it has already been 11 months since ATI released their Radeon HD 4870? Time flies and ever since that first review we were convinced that the RV770 GPU empowering this graphics ...

After seeing the very significant performance increase over a stock 4890 afforded to the Sapphire Radeon HD 4890 1GB Atomic by its sizeable 150MHz core overclock we were doubtful over how much more we ...

Ever since it launched the HD 4000 series last summer, ATI has been sitting more-or-less on top of the GPU performance market. The GT200 series of cards haven’t been bad products, per se, but the HD ...

We always knew this day would come, but we certainly wouldn't have guessed May 13th, 2009. At any rate, AMD has today proudly announced the planet's first 1GHz graphics processor (without third-party ...

While the Asus Radeon HD 4890’s stock performance trades blows with that of the competing GeForce GTX 275, it’s this card’s overclocking potential that’s so exciting and in the end what really lets it ...

So guys, there you have it. For this conclusion there are two things I'd like to focus on. See, the interesting thing is this: my first remark will not be about the Radeon HD 4890 at all. The ...

Overclocking Radeon HD 4870 cards was usually limited to the GPU 850MHz mark, which to HD 4890 is nothing but mere reference clocks, and it proves that AMD did a good job in optimizing the core.

Performance Summary: Summarizing the performance of the ATI Radeon HD 4890, as it relates to AMD's previous generation HD 4870, is easy. Due to the its increased GPU core and memory clock speeds, the ...

Nine years after launching the world’s first 1 GHz CPU, AMD is again first to break the gigahertz barrier with the factory overclocked, air-cooled ATI Radeon HD 4890 GPU Building on the success of the ...

We've already looked at one HD 4890 to see how it goes against a number of single GPU cards on the market and since the Sapphire model is quite similar to the GIGABYTE model, with the only difference ...