I have the choice between the following:
i5 4210m, GTX 840m with 2GB DDR3, 8GB RAM (1600MHz), 1366x768 15.6" screen - £590
i3 4000m, GTX 860m with 2GB DDR5, 4GB RAM (1600MHz), 1920x1080 13.3" IPS screen - £591
i3 4000m, GTX 850m with 2GB DDR3, 4GB RAM (1600MHz), 1920x1080 15.6" screen - £577...