Hey mazy they do have a compare feature on each product page you click in the box on the left on 2 or more items then at the top and bottom of each page is a box that says compare you click on that and you get a new page comparing your selections side by side.
what goes around comes around
(RIG)GA-EP45-UD3P, Q9550 @ 3.5 ghz, CM's V8, HD2600XT512mb 128bit, 4gigs OCZ 1066 ddr2, Seagate sata 120 gig & a 320 gig, 2 Liteon sata DVD Burner, My DIY Case, Corsair 550watt PSU, 2ea 19" LCD monitors.