# Re: Performance difference in Asp.Net with IronRuby **URL:** \ **Category:** IronRuby\ **Created:** [June 2, 2008, 8:15pm UTC](https://www.ruby-forum.com/t/re-performance-difference-in-asp-net-with-ironruby/139305 "2008-06-02T20:15:42Z")\ **Posts on this page:** 1\ **Page:** 1
**Author:** ![Mohammad\_Tayseer](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/3bc359/32.png) [@Mohammad\_Tayseer](https://www.ruby-forum.com/u/Mohammad_Tayseer)\ **Post date:** [June 2, 2008, 8:15pm UTC](https://www.ruby-forum.com/t/re-performance-difference-in-asp-net-with-ironruby/139305/1 "2008-06-02T20:15:42Z")
Performance is a very complex issue. I suggest that everyone reads Joseph Newcomer article “Optimization: Your Worst Enemy” Mohammad Tayseer [http://spellcoder.com/blogs/tayseer](http://spellcoder.com/blogs/tayseer) ----- Original Message ---- From: Jim D. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) To: “removed\_email\_address@domain.invalid” [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) Sent: Monday, June 2, 2008 8:31:11 PM Subject: Re: [Ironruby-core] Performance difference in [Asp.Net](http://Asp.Net) with IronRuby. Ah. Didn’t know that. Thanks! JD From:removed\_email\_address@domain.invalid [[mailto:removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)] On Behalf Of Brad W. Sent: Monday, June 02, 2008 10:25 AM To: removed\_email\_address@domain.invalid Subject: Re: [Ironruby-core] Performance difference in [Asp.Net](http://Asp.Net) with IronRuby. It was true, early in .NET, that the C# compiler was a more aggressive optimizer than the [VB.net](http://VB.net) compiler. Not sure if it’s still true or not. On Mon, Jun 2, 2008 at 10:10 AM, Jim D. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote: Sidenote: Can anyone give some links on those blogs (VB vs C#) they are both compiled to IL, so I don’t see why one would be faster, just curious.