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Posts tagged with "inference optimization"

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Featured image for article: KV Cache Memory Math: Calculating Exactly How Much VRAM You Need
Mar 31, 2026 KV cache VRAM calculation GPU memory GQA model deployment 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.

Featured image for article: Prefill vs. Decode: Why Long Context Makes Your AI Slow Before It Even Starts Talking
Mar 31, 2026 prefill decode TTFT LLM latency inference optimization speculative decoding

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.