MSI Afterburner - Tool to manage video cards. Shows video card stats (temp, GPU usage, etc.).
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
ASUS GPU Tweak - ASUS GPU Tweak fully implements TechPowerUp’s GPU-Z analysis and monitoring features.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
AVG PC TuneUp - Peak performance for your PC. Keeps it going for longer. - More Speed Turbo Mode