Any idea about the popular Linux distros support GPT and can be installed with UEFI model from the get-go?
As UEFI forums discuss:
Most of Linux distributions already supports UEFI, it comes from the last Linux kernel releases. However, you can also use Grub to boot from UEFI BIOS, as is explained here. You can find more information about how to boot Linux from a UEFI BIOS and which bootloaders also supports UEFI here.