help with choosing psu

Sankalp_1

Commendable
Apr 1, 2016
9
0
1,510
im upgrading my rig the new rig is
fx6300
gtx750ti
corsair vengence 8gb
i have zebronics 450w psu so i should get a new one or this psu will do??
also suggest me a good motherboard pc will be used for gaming at 1366*786
its a bit urgent.
 


not that old... 2 years may b... and what about mother board?? which one should i choose??
with this rig can i play gta 5,bf4,etc @1366*786?