Intel Core i7-980X review Yes it's ridiculously expensive, but you are getting a processor that's way ahead of anything else available at the present time.
£841
Sapphire Radeon HD 5450 review Graphics cards aren't just for gaming, and though the HD 5450 has its uses, older cards can do most these jobs for less.
£41
Intel Core i5-661 review A decent dual-core processor with integrated graphics, but true quad-core models are available for less.
£154
AMD Athlon II X4 620 review An amazingly cheap quad-core processor, but its small cache means it's not an all-rounder.
£73
Sapphire Radeon HD 5750 review There's little to choose between the HD 5750 and HD 5770 at current prices, but we marginally prefer the faster card.