Other brands:
You don't need the discrete GPU, but 15" from other brands normally have them.
Acer
V5-573PG-74504G50r, i5-4500U + Nvidia GT750M + (1366x768; touch)@RM2899, 4GB, 500GB, W8
Asus
S551LB-CJ120H, i5-4200U + Nvidia GT740M@RM2699[2.4kg], 4GB, 750GB, W8, 3-cell
N550LF-CK064H, i5-4200U + Nvidia GT740M + (1366x768; touch)@RM3099[2.6kg], 4GB, 750GB
Lenovo
S510p, i5-4200U + Nvidia GT720M@RM1849[2.4kg], 4GB, 500GB, DOS
Z510, i5-4200M + Nvidia GT740M@RM2399[2.2kg], 4GB, 1TB, backlit, W8; 2 yrs
Toshiba
Satelite L50-A107X/XW, i5-4200U + Nvidia GT740M@RM2499, 4GB, 1TB, W8
Prices are RSP, negotiable.
I saw a youtube video that someone play Battlefield 4 with Lenovo Z510. Really??? THe game is really smooth not laggy at all. I not sure what are the setting if yes I am very tempted to get it.