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OpenJDK Merges Intel's x86-SIMD-sort For Speeding Up Data Sorting 7~15x
(
phoronix.com
)
10 points
by
mfiguiere
on Oct 6, 2023
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2 comments
palashkulsh
on Oct 7, 2023
[–]
Can anyone please help with why sorting on smaller size int is faster than larger size int
sagarm
on Oct 7, 2023
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parent
[–]
Because the SIMD registers are a fixed width and the memory bandwidth is fixed, so you can process more values of a smaller bit width per unit time.
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