The UK's biggest PC bargains could completely change your perception of the cost of hardware. But does the drive towards ever-cheaper computing come at a cost?

You've no doubt seen the newspaper adverts promising unbelievably cheap PCs from reputable manufacturers, but never given them a second glance. Anyone who knows the PC market is suspicious of new PCs for under £300, with the cynicism centred on whether such systems will be able to perform today's demanding tasks without a hiccup.

But is this price category worth considering for second PCs, or perhaps bargain systems for family members?

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