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Featured image for article: The Quadratic Memory Wall: A Precise Analysis of GPU Memory Requirements per Context Length
Mar 31, 2026 GPU memory memory wall VRAM requirements context length limits tensor parallelism

The Quadratic Memory Wall: A Precise Analysis of GPU Memory Requirements per Context Length

Total GPU memory = model weights + KV cache + activations + workspace. Here's the exact formula to compute maximum context length for any GPU configuration.