Check out this gaming pc- is it a good deal?
http://www.ebay.co.uk/itm/Intel-Core-I7-4770-2tb-16gb-1600Mhz-GTX-780TI-3gb-Mars-B-Computer-Gaming-PC-/151166203982?pt=UK_Computing_DesktopPCs&hash=item233235384e
http://www.ebay.co.uk/itm/Intel-Core-I7-4770-2tb-16gb-1600Mhz-GTX-780TI-3gb-Mars-B-Computer-Gaming-PC-/151166203982?pt=UK_Computing_DesktopPCs&hash=item233235384e