Posts tagged "inference optimization"

KV Cache Memory Math: Calculating Exactly How Much VRAM You Need

The exact formula for KV cache memory and worked examples for every major model architecture. Calculate your GPU requirements precisely.

Prefill vs. Decode: Why Long Context Makes Your AI Slow Before It Even Starts Talking

Before the AI generates its first word, it must process EVERY token in the context. Here's why time-to-first-token increases with context length.