If you meet the following situation:
- You run windows Vista
- You link 2 or more video cards (SLI or CrossFire)
- You use DirectX 10 applications
Then you need the following Official Microsoft Patch to enable SLI or CrossFire. Come to find out your second video card was just collecting dust without it.Â This patch is slated for Vista Service Pack 1.
For a list of more really handy Vista patches from Microsoft, check out this article.