Building a new rig. Would you recommend this PSU?

Hey, guys.

So, I'm kinda new here and I'm planning to build a new rig using RX 580 4GB cards. I will put those cards on an AsRock H110 Pro BTC+ MoBo with a Celeron G3930 and 8gb RAM (so far I've gotten only 1 card. I plan to get others in the future)

My question is: would you recommend using this PSU: GAMEMAX Power Supply 850W Fully Modular 80+ Gold Certified with Addressable RGB Light Mode, RGB-850 – Newegg.com ? (I got it a while ago when it was like 70$) And how many RX 580 4gb do you think it can handle?

Thanks in advance