Which graphic card gives best performance?

Mahesh Chandra

Honorable
Aug 22, 2013
2
0
10,510
I would like to buy a new laptop, I struck with 3 models which are having same configuration except in case of graphic cards. Please help me to choose.
1gb Nvidia gt740 M
2gb AMD HD8670 M
2gb AMD HD8730 G
out of these 3 which gives the best performance either for Gaming or Video processing?