AMD CrossFireX Temporary Fix
Thanks to hawtdawg for the tip!
Skyrim crossfire runs great with the Oblivion profile forced from Radeonpro, which makes me wonder why they dont just slap the default oblivion profile in a CAP for skyrim, and then improve it later.
1.
Download RadeonPro from here and complete installation
VirusTotal Scan here
2.
Open the RadeonPro and follow these steps!
Click Next
Click Next
Click Next
Click Next
After you have done this, you can simply hit next until you finish the wizard.
3.
If you did it correctly, your end result should look something like this:
If it doesn't, run the wizard again.
The tweak isn't perfect, but it resulted in a noticeable difference in my system. And if done correctly, you can expect a decent performance boost until AMD releases the official CAPs.