CPU Frequency Selector - Cinnamon CPU Frequency Selector Applet
lsscsi - Uses information in sysfs (Linux kernels 2.6.
AIDA64 - AIDA64 is a system information, diagnostics and benchmarking solution for Windows PC.
cpuid - cpuid dumps detailed information about the CPU(s) gathered from the CPUID instruction, and also...
Udev Discover - A helping tool for udev testers, coders, hackers and consumers.
Speccy - Speccy - find the details of your computer's specs. Great for spotting issues or finding compatible upgrades. Download the latest version free.