HWiNFO - Professional System Information and Diagnostics. Comprehensive Hardware Analysis, Monitoring and Reporting for Windows and DOS. FREEWARE. download. Advertisements.
Open Hardware Monitor - Monitors temperature sensors, fan speeds, voltages, load and clock speeds, with optional graph.
Neofetch - Fancier version of Screenfetch that displays colors and supports more platforms.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
Speccy - Speccy - find the details of your computer's specs. Great for spotting issues or finding compatible upgrades. Download the latest version free.
Geforce Experience - GeForce Experience is a new application from NVIDIA that optimizes your PC in two key ways.