Is my PC bad at gaming?

PimpShadow

Commendable
Aug 12, 2016
7
0
1,510
I have used this PC for 2 years now, and I'm not sure that I can run new games at 50+ fps on medium/high settings. So here's my specs:

GPU: Nvidia GTX 645
CPU: AMD FX 670k Quad-Core 3.7 GHz
RAM: 12 GB
Motherboard: MSI 2AE0

Should I upgrade something or is it enough for gaming?