[2020] Problem with freezing and high consumption of disk and CPU power

Will need specifics on your setup. OS, Specific CPU chipset, RAM quantity and speed, and storage devices.

Example:
Motherboard: Intel DG33BU
CPU: Intel Core 2 Quad Q6600 @ 2.4GHz
RAM: 8GB Dual-Channel DDR2 @ 800MHz
GPU: MSI GeForce GTX 770 2GB Twin Frozr Gaming OC
Storage: 1TB WD Black
Speccy[speccy.piriform.com]