Luke has reviewed a series of motherboards with an AMD B550 chipset that range in price from £150 all the way close to £300! B550 is supposed to be a budget chipset so it comes as a relief that this ASRock B550 Extreme4 is widely available at £190 while also promising a full list of enthusiast features. And of course we’re going to check whether or not it lives up to the claim of being Extreme.