corsair vs 650w

Hi, first time builder here and first time posting in this forum :) (tl,dr at the end of the post) So sometime in March i finally decided to go to buy all my pc parts and build it, the thing is i had a tight budget at the time and when i went to buy the PSU i noticed i hadn't enough for the...

I need a budget and efficient Graphics card for my mother board which will be power efficient and also packs a performance punch and my specs are 1.8350 CPU 2.Gigabyte 970 G1 Gaming Motherboard 3.Corsair Vengeance 8 GB DDR3 RAM 4.PSU Corsair VS 650Watt Standard Wireless Mouse and keyboard...