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vLLM Internals: PagedAttention, Continuous Batching, and Where the 2-4x Comes From
A decode step moves every weight in the model from HBM into the SMs to produce exactly one token per sequence. At batch size 1 that is a …
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Scaling Laws: Kaplan, Chinchilla, and Why Nobody Trains Chinchilla-Optimal
Say you’ve got loss numbers from a 40M-parameter run and a 400M-parameter run, same data, same architecture family, same optimizer. …
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Attention From Scratch: How Transformers Replaced a Bottleneck with a Lookup
Take a vanilla encoder-decoder RNN doing machine translation. It reads a source sentence token by token, updating one hidden-state vector as …
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