Why am I getting frame drops?

[joe sterling]

Suddenly getting frame drops for CSGO, Dota 2. these games have never lag before. I'm also trying Xplane 10 for the first time and it lags
Specs
AMD FX 6300
PowerColor R9 270
My computer is only 4 months old

 

[MasterMace]

Check temperatures and power saving settings.

 

[joe sterling]

Check temperatures and power saving settings.

*facepalm* Thank you for reminding me I had set it to power saver, that's why it was showing low temp in for my CPU