Gigabyte z97x-gaming 5 drivers download

hi,
i have completed installation of high Sierra on this mobo

here what I have on hardware:
- intel core ik
- z97x-Gaming 5. (F7 bios)
- 4x4gb= 16 gb ddr3 mhz
- NVIDIA GeForce GT 2gb
- hd onboard
- alc
- atheros e network
- Samsung SSD Pro nvme disk on m-2 slot
- bluetooth dongle:
Manufacturer: Cambridge Silicon Radio
Firmware Version:
Vendor ID: 0x0A12
Product ID: 0x

steps:
- downloaded via appstore (could not able to install with )
- used unibeast
- removed Nvidia gt from motherboard.
- bios :first graphics card igfx
- installed using www.cronistalascolonias.com.arcxcom/threads/ierra-on-any-supported-intel-based-pc/
- at the first restart of installation , I prevent afps (it was very slow on the first installation, so I returned back to hfs+j) using step 9
- installed without any problem
- after installation, hd was 7mb on system report.
- used multibeast , selected sound: alc,network: e, use Nvidia web driver flag, uefi, fakesmc plugins thats all.
- before rebooting, installed Nvidia web drivers latest
- shutdown.
- installed Nvidia back to motherboard.
- bios, first graphics card pci-e 1. slot
- save, shutdown
- hdmi cable removed from hd to Nvidia
- reboot
- everything works fine.. but I don't know if nvme is slow or not.. I have attached screenshots of benchmarks.

audio, usb3 (oob), Nvidia, hd ( MB), network, bluetooth dongle (oob), nvme,facetime works without any problem