How to create a partition larger than 2TB in Windows 2012?

Question

Windows

There is raid60. The total volume is 10.9 TB.
I put Windows 2012, it offers me to split the disk into disks of 2 TB, although the GPT partition.
I want one) Tell me, can anyone come across?
PS controller adaptec 6805

Answer 1

in short, everything was decided simply)
there was a dual mode in the bios, I was sure that it was loading uefi, but it turned out not so) I
switched to uefi and everything took off. Thanks to all

Answer 2

Are you sure the disk is GPT?

Answer 3

I had to create a partition ~ 200GB for the system, then in Windows create a partition from the remaining TB