# Hardware Store Elimination

DevFeed: [Hardware Store Elimination](<https://devfeed.tech/articles/hardware-store-elimination-28486.md>)

Original publisher: [Read original article](<https://travisdowns.github.io/blog/2020/05/13/intel-zero-opt.html>)

Author: Travis Downs (travis.downs@gmail.com)

Published: 2020-05-13T00:00:00Z

Content type: article

Language: en

Sources: [Performance Matters](<https://devfeed.tech/sources/performance-matters.md>)

Topics: [Hardware](<https://devfeed.tech/topics/hardware.md>), [intel](<https://devfeed.tech/topics/intel.md>), [Optimization](<https://devfeed.tech/topics/optimization.md>), [Benchmark](<https://devfeed.tech/topics/benchmark.md>), [cpu](<https://devfeed.tech/topics/cpu.md>), [x86](<https://devfeed.tech/topics/x86.md>)

Tags: [benchmark](<https://devfeed.tech/tags/benchmark.md>), [blog](<https://devfeed.tech/tags/blog.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [hardware](<https://devfeed.tech/tags/hardware.md>), [intel](<https://devfeed.tech/tags/intel.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [uarch](<https://devfeed.tech/tags/uarch.md>), [x86](<https://devfeed.tech/tags/x86.md>)

## AI overview

This article investigates a previously undocumented zero-related optimization on Intel CPUs. It begins with memory benchmarks and examines whether the values written to memory can affect performance, despite the usual assumption that only memory addresses and caching behavior matter.

## Source excerpt

Probing a previously undocumented zero-related optimization on Intel CPUs.