High CPU usage

[Etch.a.sketchPL]

Hello everyone I am having a problem with My CPU Constantly running at a high percentage. I noticed my clock speed on my CPU will not move from 800mhz no matter what I am doing on the computer. 

 

Here are my system specs:

CPU: Intel Core i7-7700K Kaby Lake Quad-Core 4.2 GHz LGA 1151 91W BX80677I77700K Desktop Processor
CPU Cooler: Corsair H105 73.0 CFM Liquid CPU Cooler 
Motherboard: MSI Z170A GAMING M7 ATX LGA1151 Motherboard 
Memory: G.Skill Ripjaws V Series 16GB (2 x 8GB) DDR4-2400 Memory  
Storage: Samsung 850 EVO-Series 500GB 2.5" Solid State Drive  
Storage: Western Digital Caviar Blue 1TB 3.5" 7200RPM Internal Hard Drive  
Video Card: MSI GeForce GTX 1070 DirectX 12 GTX 1070 GAMING X 8G 8GB 256-Bit GDDR5 PCI Express 3.0 x16 HDCP Ready SLI Support ATX Video Card
Case: Phantom 820 (Gun Metal Gray)
Power Supply: XFX PRO Black Edition 850W 80+ Gold Certified Fully-Modular ATX Power Supply
Optical Drive: Asus BC-12B1ST/BLK/B/AS Blu-Ray Reader, DVD/CD Writer 
Operating System: Microsoft Windows 10 Home OEM (64-bit)

 

My BIOS is American Megatrends INC. 1.I0, and the Date I installed it was 04/25/2017

 

Let me know if you need anymore information.