# DX9 Games Run 10 - 15% Slower In Vista than XP

**URL:** https://forums.speedlife.net/t/dx9-games-run-10-15-slower-in-vista-than-xp/18560
**Category:** NYSpeed Off Topic
**Created:** [October 7, 2006, 7:16am UTC](https://forums.speedlife.net/t/dx9-games-run-10-15-slower-in-vista-than-xp/18560 "2006-10-07T07:16:47Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![RuBiCaNT](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/rubicant/32/7622_2.png) [@RuBiCaNT](https://forums.speedlife.net/u/RuBiCaNT)
#### Post date: [October 9, 2006, 12:18pm UTC](https://forums.speedlife.net/t/dx9-games-run-10-15-slower-in-vista-than-xp/18560/8 "2006-10-09T12:18:41Z")

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> [@Dr.Stevil](#):
>
> thats a good thing considering that the hardware and dx10 arent out yet 😛
> 
> [http://www.theinquirer.net/default.aspx?article=34946](http://www.theinquirer.net/default.aspx?article=34946)
> 
> pretty intresting though, MS claims that DX10 will be up to 4 times faster than DX9… we shall see

How that they really measure that, it’s probably based off software algorithms which is more marketing than anything else.

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