# CPU optimization

Published articles for CPU optimization.

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## Ubuntu variant optimized with x86-64-v3

DevFeed: [Ubuntu variant optimized with x86-64-v3](<https://devfeed.tech/articles/ubuntu-variant-optimized-with-x86-64-v3-27746.md>)

Original publisher: [Read original article](<https://gagor.pro/2026/04/ubuntu-variant-optimized-with-x86-64-v3/>)

Author: Tom

Published: 2026-04-04T00:00:00Z

Content type: tutorial

Language: en

Sources: [Tomasz Gągor](<https://devfeed.tech/sources/tomasz-gagor.md>)

Topics: [Ubuntu](<https://devfeed.tech/topics/ubuntu.md>), [x86](<https://devfeed.tech/topics/x86.md>), [Optimization](<https://devfeed.tech/topics/optimization.md>), [Linux](<https://devfeed.tech/topics/linux.md>)

Tags: [amd64v3](<https://devfeed.tech/tags/amd64v3.md>), [apt-configuration](<https://devfeed.tech/tags/apt-configuration.md>), [avx](<https://devfeed.tech/tags/avx.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [cpu-optimization](<https://devfeed.tech/tags/cpu-optimization.md>), [linux](<https://devfeed.tech/tags/linux.md>), [linux-performance](<https://devfeed.tech/tags/linux-performance.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [sse](<https://devfeed.tech/tags/sse.md>), [ubuntu](<https://devfeed.tech/tags/ubuntu.md>), [ubuntu-25-10](<https://devfeed.tech/tags/ubuntu-25-10.md>), [ubuntu-26-04](<https://devfeed.tech/tags/ubuntu-26-04.md>), [x86-64](<https://devfeed.tech/tags/x86-64.md>), [x86-64-v3](<https://devfeed.tech/tags/x86-64-v3.md>)

### AI overview

This tutorial explains Ubuntu's x86-64-v3 optimized package variant, including its rationale, compatibility considerations, and availability for testing in Ubuntu 25.10. It also discusses plans to extend the approach to Ubuntu 26.04 LTS.

### Source excerpt

Explore how to enable and use the x86-64-v3 optimized Ubuntu variant for better performance on modern hardware without sacrificing stability.

## CPU Performance Optimization notes

DevFeed: [CPU Performance Optimization notes](<https://devfeed.tech/articles/cpu-performance-optimization-notes-35385.md>)

Original publisher: [Read original article](<https://darkcoding.net/software/cpu-optimization-notes/>)

Author: Graham King

Published: 2025-03-29T16:15:00Z

Content type: tutorial

Language: en

Sources: [Graham King](<https://devfeed.tech/sources/graham-king.md>)

Topics: [cpu](<https://devfeed.tech/topics/cpu.md>), [Optimization](<https://devfeed.tech/topics/optimization.md>), [performance-optimization](<https://devfeed.tech/topics/performance-optimization.md>), [Cache](<https://devfeed.tech/topics/cache.md>), [Code](<https://devfeed.tech/topics/code.md>), [data](<https://devfeed.tech/topics/data.md>), [floating-point](<https://devfeed.tech/topics/floating-point.md>)

Tags: [array](<https://devfeed.tech/tags/array.md>), [arrays](<https://devfeed.tech/tags/arrays.md>), [cache](<https://devfeed.tech/tags/cache.md>), [code](<https://devfeed.tech/tags/code.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [cpu-optimization](<https://devfeed.tech/tags/cpu-optimization.md>), [data](<https://devfeed.tech/tags/data.md>), [floating-point](<https://devfeed.tech/tags/floating-point.md>), [hardware](<https://devfeed.tech/tags/hardware.md>), [loops](<https://devfeed.tech/tags/loops.md>), [memory](<https://devfeed.tech/tags/memory.md>), [optimization](<https://devfeed.tech/tags/optimization.md>), [performance](<https://devfeed.tech/tags/performance.md>), [performance-optimization](<https://devfeed.tech/tags/performance-optimization.md>), [software](<https://devfeed.tech/tags/software.md>)

### AI overview

Raw notes on CPU performance optimization covering data locality, cache behavior, memory alignment, data layout, prefetching, integer and floating-point types, powers of two, vectorization, and predictable branching.

### Source excerpt

Raw notes on CPU optimization