Q. Would it support rx580 8gb graphiccard 10/02/2019

A. Yes it will.

Shrinik raut (Verified Buyer )

Q. Can I control my rgb ddr4 ram rgb SSD RGB fans and rgb cpu cooling kit in antec df500 rgb case with this Asus b450m mobo 16/01/2019

A.

This motherboard does not have any RGB header.

You can control RGB ram with the included software of that RAM. 

NAGA CHANDRA SEKHAR (Verified Buyer )

Q. How many fans can I connect?? 20/11/2018

A. You can connect 1 CPU fan & 1 Case fan to this motherboard.

Talha Juikar (Verified Buyer )

Q. What is the difference between Asus PRIME B450M-k and Asus PRIME B350M-k? 17/11/2018

A. B450 is a newer chipset to support the 2nd gen Ryzen CPUs out of the box.

Bikram (Verified Buyer )

Q. Does it support 3200mhz ram? 17/11/2018

A. Yes.

Bikram (Verified Buyer )