BIOS 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0a, Multi-language BIOS,
ASUS EZ Flash 2, ASUS CrashFree BIOS 3, F12 PrintScreen, F3 Shortcut Function and ASUS DRAM SPD (Serial Presence Detect) memory information
Source:http://www.asus.com/Motherboards/Intel_Socket_1155/P8Z77V_DELUXE/#specifications
your board IS compatible with UEFI you must configure it properly.
found that you might need to download directly from them some software/utilities
source:
http://www.asus.com/Motherboards/Intel_Socket_1155/P8Z77V_DELUXE/#download
Notice that there is 1 Firmware upgrade and 9* Bios upgrades (*you would only need the most recent)
some SATA drivers are on this list as well.
among other things in there.
hope this helps.
EDIT: Firmware
Intel Management Engine Firmware upgrade program
For better Windows® 8 compatibility, this tool will update the Intel® Management Engine(ME) firmware to 8.1.
Before using the tool, make sure the Intel Management Engine Interface Driver is installed and follow the simple instruction.
1.Download and extract the file to a folder
2.Double click the MEtool execution file to run the updating tool
3.Follow the tool instruction to complete updating
*During updating, DO NOT shut down or restart system to prevent an incomplete update.