LLM System Requirements Calculator
estimate hardware needs for running LLMs locally
v1.0 · 2025
Quick presets
Configuration
hardware target
GPU
CPU
model size (billions of parameters)
— select —
1B params
3B params
4B params
7B params
8B params
13B params
14B params
22B params
30B params
34B params
70B params
72B params
180B params
Custom…
custom parameter count (B)
quantization / precision
context length (tokens):
4096
4 K
Calculate Requirements →
Results
⚙
configure a model and click calculate
Model comparison