Installing An Expansion Card; Setting Up Amd Crossfire /Nvidia Sli - Gigabyte Z370 AORUS Ultra Gaming User Manual

The four memory sockets are divided into two channels and each channel has two memory sockets as following:
Channel A: DDR4_2, DDR4_4
Channel B: DDR4_1, DDR4_3
DDR4_4
2 Modules
- -
DS/SS
4 Modules DS/SS
(SS=Single-Sided, DS=Double-Sided, "- -"=No Memory)
Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode.
1. Dual Channel mode cannot be enabled if only one memory module is installed.
2. When enabling Dual Channel mode with two or four memory modules, it is recommended that memory
of the same capacity, brand, speed, and chips be used.
1-5

Installing an Expansion Card

Read the following guidelines before you begin to install an expansion card:
Make sure the motherboard supports the expansion card. Carefully read the manual that came
with your expansion card.
Always turn off the computer and unplug the power cord from the power outlet before installing an
expansion card to prevent hardware damage.
1-6 Setting up AMD CrossFire
A. System Requirements
- Windows 10 64-bit operating system
- A CrossFire/SLI-supported motherboard with two or more PCI Express x16 slots and correct driver
- CrossFire/SLI-ready graphics cards of identical brand and chip and correct driver (For the latest GPUs that
support the 3-way CrossFire technology, please refer to the AMD website.)
- CrossFire (Note 2) /SLI bridge connectors
-
power requirement)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install CrossFire/SLI graphics cards on the PCI
PCIEX16 and PCIEX8 slots.)
Step 2:
(Note 2)
Insert the CrossFire /SLI bridge connectors in the CrossFire/SLI gold edge connectors on top of the cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16 slot.
C-1. To Enable CrossFire Function
After installing the graphics card driver in the operating system, go to the AMD RADEON SETTINGS screen.
Browse to Gaming\Global Settings and ensure AMD CrossFireX is set to On.
C-2. To Enable SLI Function
After installing the graphics card driver in the operating system, go to the NVIDIA Control Panel. Browse to the
(Note 1) When using dual core graphics cards, only 2-way is supported.
(Note 2) The bridge connector(s) may be needed or not depending on your graphics cards.
Procedure and driver screen for enabling CrossFire/SLI technology may differ by graphics cards and driver version.
Refer to the manual that came with your graphics cards for more information about enabling CrossFire/SLI technology.
DDR4_2 DDR4_3 DDR4_1
DS/SS - - DS/SS
- - DS/SS - -
DS/SS DS/SS DS/SS
™ /NVIDIA
screen and ensure Maximize 3D performance is enabled.
- 11 -
® SLI ™
(Note 1)