# Performance Improvements in .NET 11

DevFeed: [Performance Improvements in .NET 11](<https://devfeed.tech/articles/performance-improvements-in-net-11-26628.md>)

Original publisher: [Read original article](<https://devblogs.microsoft.com/dotnet/performance-improvements-in-net-11/>)

Author: Stephen Toub - MSFT

Published: 2026-09-15T12:00:00Z

Content type: article

Language: en

Sources: [.NET Blog](<https://devfeed.tech/sources/net-blog.md>)

Topics: [.NET](<https://devfeed.tech/topics/net.md>), [.NET 11](<https://devfeed.tech/topics/net-11.md>)

Tags: [blog](<https://devfeed.tech/tags/blog.md>), [improvements](<https://devfeed.tech/tags/improvements.md>), [net](<https://devfeed.tech/tags/net.md>), [net-11](<https://devfeed.tech/tags/net-11.md>), [performance](<https://devfeed.tech/tags/performance.md>), [post](<https://devfeed.tech/tags/post.md>)

## AI overview

This post surveys hundreds of performance improvements in .NET 11, including runtime and library changes that reduce bounds checks, allocations, locks, loop cycles, redundant checks, instructions, system calls, and array-copy costs.

## Source excerpt

Take a tour through hundreds of performance improvements in .NET 11. The post Performance Improvements in .NET 11 appeared first on .NET Blog.