Furmark!

AIDA64 is a system information, diagnostics, and auditing application developed by FinalWire Ltd., that runs on Windows, Android, iOS, Windows Phone and Tizen operating systems. It displays detailed information on the components of a computer. Information can be saved to file in formats such as HTML, CSV, or XML.

CINEBENCH is a real-world test suite that evaluates your computer's performance capabilities. It's the perfect tool to compare CPU and graphics performance across various systems and platforms (Windows and Mac OS X). And best of all: It's completely free.

UNIGINE benchmarks can be effectively used to determine the stability of a GPU under extremely stressful conditions, as well as check the cooling system's potential under maximum heat output.

Phoronix Test Suite is a free, open-source benchmark software for Linux and other operating systems developed by Phoronix Media with cooperation from an undisclosed number of hardware and software vendors.

Still hankering for the day that you pulled your new PC out of the box, plugged it in and it just worked? UserBenchmark is a free all-in-one benchmarking application. Benchmark your CPU, GPU, SSD, HDD and USB Drives then compare results with other users and see which parts you can upgrade together with the expected performance improvements.

PassMark PerformanceTest benchmarks the speed of your PC computer hardware, then compares the result to other machines. Includes disk, 3D and CPU tests.

3C Toolbox is the comprehensive toolbox to save battery, tweak, tune, backup, secure and monitor any Android devices running any ROMs, any kernels.

PCMark is an industry standard benchmark for Windows PCs and Android devices.

3DMark includes everything you need to benchmark your hardware in one app. Whether you're gaming on a smartphone, tablet, notebook, laptop, desktop, or a high-performance gaming PC, 3DMark includes a benchmark designed specifically for your type of device. And it's not just for Windows. You can compare your scores with Android and iOS devices too.

During the test, Video Card Stability Test as much as possible loads GPU (Graphics Processing Unit), this ability can be very useful for detection of frequencies on which the video card can stably work.Video Card Stability Test uses VertexShader and PixelShader if are supported by a video card.