Download and install Prime95.
This may take anywhere from a few seconds to a few minutes, depending on your network speed. Check your CPU speed. Prime95 is designed to calculate prime numbers, and in doing so will max your CPU out. Find the CPU speed next to "Processor.
It's also very useful to know how to check the CPU's true speed when you're overclocking for better performance. Try swapping out the cable that connects your router to your internet gateway your DSL, fiber, or cable modem.
But if your connection is significantly slower than what was promised, many different factors could be coming into play. Learn more...
Most tools available on Linux don't show the actual speed that the processor is running at. Download the Intel Power Gadget.
This will install the MSR module that you'll need to run the tool. Thank you for your feedback!
Run CPU-Z. This will let you know how many cores you have. Beacons make this system even easier to install. Method 1.