Check my PC performance online.
Get an instant performance score for your CPU, GPU, and RAM — calculated directly in your browser with no downloads required.
overall
performance
gaming
developer
What does PC performance mean?
PC performance refers to how quickly and smoothly your computer handles tasks. It depends primarily on three hardware components: your CPU (Central Processing Unit), RAM (Random Access Memory), and GPU (Graphics Processing Unit). The balance of these three determines how well your device runs everything from web browsing to video editing.
CPU performance
The CPU handles all general computation — running applications, compiling code, processing data. More cores mean better multitasking. Clock speed determines single-thread performance, which matters for older applications and games that don't parallelise well.
RAM and memory performance
RAM stores data that your CPU is actively working with. Too little RAM causes your system to use slower storage as virtual memory, dramatically reducing responsiveness. For modern use: 8 GB is the minimum, 16 GB is comfortable for most work, and 32 GB+ suits demanding professional workflows.
GPU and graphics performance
The GPU handles rendering graphics, video decoding, and increasingly, AI workloads. For gaming, it's the most important component. For development and productivity, integrated graphics handle most tasks adequately — but a dedicated GPU significantly accelerates video editing, 3D work, and machine learning.
InspectMyPC combines your detected CPU cores, RAM amount, and GPU tier into a weighted Performance Score. Use it as a starting point to understand where your device stands and what upgrades would have the most impact.
Frequently asked questions.
How can I check my PC performance online?
InspectMyPC detects your CPU core count, RAM, and GPU tier directly in your browser and calculates a Performance Score from 0–100. No software installation or benchmarking tool is required.
What affects PC performance the most?
The three biggest factors are processor speed (CPU cores), available RAM, and GPU capability. Thermal throttling, background processes, and storage speed also play significant roles in real-world performance.
What is a good PC performance score?
On InspectMyPC's scale, 80–100 is excellent, 60–79 is good for everyday use, and below 60 suggests the device may struggle with demanding tasks. These are relative scores based on detected hardware.
How do I improve my PC performance?
Common improvements include upgrading RAM, switching to an SSD, cleaning out background processes, ensuring good ventilation, updating drivers, and for significant gains — upgrading the CPU or GPU.
Can I check PC performance without installing software?
Yes. InspectMyPC uses browser APIs to estimate performance based on detected hardware. It's not a hands-on benchmark, but gives you an accurate picture of your device's capability.
Related Tools