Introduction
ATI released the mid-range Radeon HD 4770 GPU to general acclaim last week. Based on a cheap-to-produce manufacturing process and high on performance, the <£80 card is a strong contender for best graphics solution under £100.
Its potency is such that you will be able to play most of the latest games on a 22in widescreen monitor, commonly shipping with a 1,680x1,050-pixel resolution. But what happens when you grab a couple of cards and set them to run multi-GPU CrossFireX? A £150-£160 outlay could well beat single-GPU cards at that price point. Should GeForce GTX 275 and Radeon HD 4890 be worried? There's only one way to find out, and that's by reading on.
