Select your CPU, GPU, game and resolution — get your estimated frames per second in seconds. No downloads. No accounts. 100% free.
FPS stands for Frames Per Second — the number of individual images your GPU renders every second. Higher FPS means smoother gameplay. 60 FPS is considered the standard for comfortable gaming, while 144 FPS and above is preferred for competitive play where reaction time matters.
Our estimates are typically accurate within 10–20% of real-world results. Actual FPS can vary based on background applications, driver versions, temperatures, game patches, and specific scene complexity. Use our estimates as a reliable baseline for planning your build or settings.
The most common causes of low FPS are: an underpowered GPU for the resolution/settings, a CPU bottleneck (CPU too slow to feed the GPU), insufficient RAM (less than 16GB), background apps consuming resources, outdated drivers, overheating causing thermal throttling, or simply running settings too high for your hardware.
A bottleneck occurs when one component is significantly weaker than the other. A CPU bottleneck means your processor can’t keep up with your GPU, capping FPS even though your GPU has spare capacity. A GPU bottleneck means your graphics card is the limiting factor — upgrading it will give you more FPS. Our calculator detects both and warns you.
For casual gaming, 60 FPS is sufficient. For competitive games like CS2, Valorant, Apex Legends, or Call of Duty, you want at least 144 FPS to take advantage of high refresh rate monitors (144Hz+). Professional players often target 240+ FPS. The difference between 60 and 144 FPS is very noticeable for aim and reaction time.
Yes, but mainly at the extremes. Running 8GB RAM can cause stuttering in modern games as they increasingly require more. 16GB is the current sweet spot. 32GB helps in some CPU-heavy titles. RAM speed (MHz) also matters slightly — faster DDR5 or high-frequency DDR4 can provide small FPS gains especially with AMD Ryzen CPUs.
Yes, though laptop GPUs perform 10–30% lower than desktop equivalents due to power and thermal limits. If you have a laptop, select your GPU and expect results to be roughly 15–20% lower than shown. We are working on adding dedicated laptop GPU entries to improve accuracy for mobile gamers.