http://www.scan.co.uk/products/asus-m5a78l-m-lx-amd-760g-s-am3plus-ddr3-sata-ii-3gb-s-raid-sata-pcie-(x16)-graphics-on-board-micro-
£40 inc VAT...... think thats fast enough for next few years too
and for £40, can't go wrong !
feel free to correct me , coz i dont really know what am on about