This post will end up as a kind of guide on how to install Mavericks on ASUS P6T6 WS Revolution
Spec's:
MB: ASUS P6T6 WS Revolution (
http://www.asus.com/Motherboards/P6T6_WS_Revolution/)
CPU: Intel Core I7 960 @ 3.2 Ghz
RAM: 12GB Ram in Tripple channel mode (Kingston KVR1333D3E9S/4G) (
http://www.kingston.com/us/memory/search/Default.aspx?DisPartId=KVR1333D3E9S/4G)
GPU: Club 3D 9800GT Green Edition (
http://www.club-3d.com/index.php/products/reader.en/product/id-9800gt-green-edition.html)
HDD: ??
DVD: ??
Have an extra GFX on hand if I can get it to run in SLI mode.
NOTE: You will need another mac to make the USB stick, to my best knowledge Apple have stopped selling disc's. If you know someone, that might know someone, that has a mac and are willing to let you loan it for 30-45 mins you are in luck.
Step1: Create an bootable USB stick with Mavericks Installer. I found this youtube video very helpfull:
https://www.youtube.com/watch?v=-9t5E6nRVHQ
Step 2: Create an Iboot disk (need to figure which one.... chipset is codenamed Tylersburg)
Step 3: Go in to BIOS and load defaults.
Step 4: Go to Main (still in bios) -> Storage Configuration -> Sata -> Set to AHCI
Step 5: Go to Tools -> Express Gate -> Disable (no need for it to waste time to find the express gate partition)
Step 6: Save and exit
Step 7: Load the IBoot cd and boot from it by pressing F8
Step 8: When Iboot cd has done its thing insert the USB key and press F5 to refresh.
Step 8: Select the new item that appeared but do no hit enter yet
Step 9: Enter the following (a small box should appear):
Step 10: