What Actually Happens When an LLM Generates a Single Token
When you stream a response from a Large Language Model and watch words appear one by one, your GPU is operating under a bizarre physical reality: it spends roughly 98% of its time waiting for memory to transfer and less than 2% doing actual math. If you paste a 2,000-word prompt into an LLM, the mo…
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- 2026-09-23 10:33 · DEV Community — Machine Learning
What Actually Happens When an LLM Generates a Single Token