AI Computing Glossary | VRAM, LLM & CUDA Explained

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AI Computing Glossary

Thinking of running AI on your own PC? These are the terms that decide what your machine can and can’t do.

VRAM

The GPU’s dedicated memory — the single most important spec for running AI models locally.

LLM (Large Language Model)

The AI models behind ChatGPT-style assistants — many can run privately on your own PC.

CUDA

NVIDIA’s computing platform that nearly all AI software is built on — why NVIDIA GPUs dominate AI.

TFLOPS

A GPU’s raw maths throughput — relevant for AI speed, but only comparable within one generation.

Guide: RTX GPU Comparison — VRAM & Power for Every Card

Find which RTX cards have 12GB or 16GB of VRAM, and how they rank on raw performance.

Compare VRAM across every card in our RTX GPU ranking, then see what these specs cost in our high-VRAM gaming builds from $750 — the same RTX cards that game also run local AI.

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