ASROCK Z490 STEEL LEGEND User Manual

English
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Z490 Steel Legend
2.8 CrossFireX
TM
and Quad CrossFireX
TM
Operation Guide
is motherboard supports CrossFireX
TM
and Quad CrossFireX
TM
that allows you
to install up to three identical PCI Express x16 graphics cards.
2.8.1 Installing Two CrossFireX
TM
-Ready Graphics Cards
Step 1
Insert one graphics card into PCIE1 slot
and the other graphics card to PCIE3 slot.
Make sure that the cards are properly
seated on the slots.
Step 2
Connect two graphics cards by installing
a CrossFire Bridge on the CrossFire Bridge
Interconnects on the top of the graphics
cards. (e CrossFire Bridge is provided
with the graphics card you purchase, not
bundled with this motherboard. Please
refer to your graphics card vendor for
details.)
1. You should only use identical CrossFireX
TM
-ready graphics cards that are AMD
certied.
2. Make sure that your graphics card driver supports AMD CrossFireX
TM
technology.
Download the drivers from the AMD’s website: www.amd.com
3. Make sure that your power supply unit (PSU) can provide at least the minimum
power your system requires. It is recommended to use a AMD certied PSU. Please
refer to the AMD’s website for details.
4. If you pair a 12-pipe CrossFireX
TM
Edition card with a 16-pipe card, both cards will
operate as 12-pipe cards while in CrossFireX
TM
mode.
5. Dierent CrossFireX
TM
cards may require dierent methods to enable CrossFi-
reX
TM
. Please refer to AMD graphics card manuals for detailed installation guide.
CrossFire Bridge

ASROCK Z490 STEEL LEGEND Specifications

General

HDMI version	1.4
S/PDIF out port	Yes
PS/2 ports quantity	1
eSATA ports quantity	0
USB 2.0 ports quantity	2
Audio chip	Realtek ALC1200
Certification	FCC, CE, ErP/EuP
Component for	PC
Motherboard chipset	Intel Z490
PC health monitoring	FAN, Temperature, Voltage
Audio output channels	7.1 channels
Motherboard form factor	ATX
Motherboard chipset family	Intel
Windows operating systems supported	Windows 10
Number of SATA III connectors	6
PCI Express x1 (Gen 3.x) slots	3
OpenGL version	4.5
DirectX version	12.0
Maximum resolution	4096 x 2304 pixels
Parallel processing technology support	CrossFireX, Quad-GPU CrossFireX
Wi-Fi	No
LAN controller	Dragon RTL8125BG
Ethernet interface type	2.5 Gigabit Ethernet
BIOS type	UEFI AMI
ACPI version	6.0
BIOS memory size	128 Mbit
System Management BIOS (SMBIOS) version	2.7
RAID levels	0, 1, 5, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	2133, 2400, 2666, 2800, 2933, 3200, 3600, 3733, 3800, 3866, 4000, 4133, 4266, 4400 MHz
Compatible processor series	Intel Celeron, Intel Core i3, Intel Core i5, Intel Core i7, Intel Core i9, Intel Pentium
Cables included	SATA
Harmonized System (HS) code	84733020

Weight and Dimensions

Depth	244 mm
Width	305 mm