Does this answer your question? (If You Lag Use Razer Cortex It will bost your fps a little bit)
Potato Pc FPS: 10 - 20 FPS (Razer Cortex = 15 - 25 FPS)
Min Specs FPS: 15 - 30 FPS
Rec Specs FPS: 35 - 55 FPS
Ideal Specs FPS: 60 - 80 FPS
EPICGAMER Specs FPS: 100 - 155 FPS
GOD PC Specs FPS: 300+ FPS