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Typo in memory bandwidth section? #122

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SUPERCILEX opened this issue Apr 10, 2022 · 2 comments
Closed

Typo in memory bandwidth section? #122

SUPERCILEX opened this issue Apr 10, 2022 · 2 comments

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@SUPERCILEX
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https://en.algorithmica.org/hpc/cpu-cache/bandwidth/#frequency-scaling

**Unless** the dataset fits entirely in the cache, the relative performance of the two implementations may be different depending on the CPU clock rate because the RAM remains unaffected by it, while everything else does. Shouldn't this say If? The graph shows that clock rate doesn't matter when we reach RAM.

@SUPERCILEX
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Actually, a more accurate statement is probably: When the working dataset fits entirely in the cache, ...

@sslotin
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sslotin commented Apr 11, 2022

You're right. Changed the wording.

@sslotin sslotin closed this as completed Apr 11, 2022
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