My Hackintosh getting stuck while using it and i have to reboot my PC!

[FLFL94]

CPU: i5 4690k
GPU: GTX 980
Ram: 24 GB
Mother board: Gigabyte Z97 D3H
Hard : Samsung SSD 120 GB

after installing everything from Multibeast and everything works fine, i found that when i am using the Apps like Ut*****t, VLC and Chrome the Machine getting Stuck and nothing response so i have to restart my PC to work again, it happened twice after 10 Hours of finishing the installation of Yosemite, what is the problem and how can i solve it, Thanks in Advance

 

[fancsiko]

Hey there,

I have the same problem. Same Mobo. 16GB RAM.
The last thing I tried was switching sleep off entirely, but not sure, if that's the case.
So far I didn't have any hangs for the last 18 hours.

I have posted just a few minutes ago to seek for solutions here:
http://www.tonymacx86.com/yosemite-...7-d3h-evga-gt740sc-random-freeze-problem.html