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Equation 9 · Part 1 · How AI Memory Systems and the Bandwidth Wall Actually Work

Symbol e

ee
ee

What this part means

the bytes stored per element.

Its job in the formula

e is a part of this expression. Its role is fixed by the surrounding article and by the operations shown in the formula.

Where the article explains it

Hooper and colleagues, working on KV cache compression for very long contexts, state the resulting footprint precisely: for a model with n layers and h attention heads of dimension d , stored using e bytes per element, the KV cache size for batch size b and sequence length l is

The passage around this formula

Hooper and colleagues, working on KV cache compression for very long contexts, state the resulting footprint precisely: for a model with n layers and h attention heads of dimension d , stored using e bytes per element, the KV cache size for batch size b and sequence length l is

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Learn the underlying idea

A variable is a named place for a value. Its letter is a local label: x can mean position in one formula and a data point in another.

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Sources cited in the article section

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