Benchmark Reviews is no stranger to the Radeon HD 4870 and today we add one more to the ranks: the ASUS EAH4870 Dark Knight Top. This 'DK TOP' model comes equipped with ASUS' famed Dark Knight cooler and claims of a 9% performance lead over stock 4870's thanks to an impressive factory overclock. In today's review, we'll put this claim to the test and find out what kind of performance the EAH4870 DK Top brings to the table.

There's a reason the Radeon HD 4870 is so popular: it offers one of the best price/performance ratios the GPU market has seen in quite some time. With recent price cuts dropping the cost below $200, this ratio has gotten even better.

In fact, prices throughout the entire HD 4000 line have been steadily falling for several months. If you've been holding out on upgrading your video card, now is definitely a good time to buy.

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