Wake-up Problem

Hello everyone, I'm experiencing the following issue. when i put the pc in sleep mode everything shuts down, except the case fans that are connected to the psu, and when i wake the pc from sleep, the fans rev to full speed, monitor remains black and can't do anything to it except power off from...

I've been having this problem for a month now, I thought it was my computer but i updated my drivers and stuff. I suddenly noticed it wasnt my computer then tried to ping servers through command prompt and i found this issue where my ping spikes to 400-1000ms while pinging google.com server..