I want to buy a gaming laptop not over 1200$ should I buy this

Lenovo Y50-70
Intel Core I7-4700HQ 3.4GHz
15.6 Full HD Screen
8RAM DDR3 1600GHz up to 16GB
1TB SSHD + SATA 8GB Smart Cache 5400RPM
nVidia GeForce GTX 860M 4096MB (4GB) GDDR5 Maxwell arhitecture
Free DOS
1920 x 1080 15.6"
LED Blacklit Keybord
Please answer

All right its best config…
please consider alienware once but it's a good laptop though you can get a great gaming computer…
but this is good