Good gaming pc but lagging

Hubert Woj

Reputable
Aug 14, 2014
7
0
4,510
Hello guys i build my pc 1 moth ago and im getting lags iv got a i5 4670k and my motherboard is a msi z87 gd65 gaming and my graphics card is a asus gtx 660ti running win 7 64bit help any one?
 

Hubert Woj

Reputable
Aug 14, 2014
7
0
4,510
its runs fine when i play minecraft and talk with my friends but when i end the call it starts lagging and i have to restart the system and then its fine. im thinking of installing win 8.1 and a water cooling