The Lenovo Y580 15.6-Inch laptop is an all around great gaming laptop boasting a 15.6inch HD screen, a massive amount of system memory installed and a highly capable NVIDIA GeForce GTX660M graphics card with 2GB of dedicated video memory.
This is one the best choices as a gaming laptop having an unparalleled price to performance ratio and integrating a lot of useful features which span beyond a gaming ready portable machine. It runs on an Intel Core i7-3630QM which is accompanied by 6GB of RAM and a 750 GB hard drive for storage.
Chose from the configuration you would like. This is MUCH more custimizable and they are great laptops.