ASROCK Z490M-ITX/ac Manual

English
25
Z490M-ITX/ac
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, No. 2)
is motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 6)
is motherboard pro-
vides a 24-pin ATX power
connector.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 1)
is motherboard
provides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
*Warning: Please make
sure that the power cable
connected is for the CPU
and not the graphics
card. Do not plug the
PCIe power cable to this
connector.
RGB LED Header
(4-pin RGB_LED1)
(see p.1, No. 4)
RGB header is used to connect
RGB LED extension cable which
allows users to choose from vari-
ous LED lighting eects.
Caution: Never install the RGB
LED cable in the wrong orienta-
tion; otherwise, the cable may
be damaged.
* Please refer to page 32 for
further instructions on this
header.
FAN_SPEED
FAN_SPEED_CONTROL
+12V
GND
4
2
3
1
12
1
24
13
4
1
8 5
12V G R B
1

ASROCK Z490M-ITX/ac Specifications

General

HDMI version	1.4
PS/2 ports quantity	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
RGB LED pin header	Yes
LAN controller	Dragon RTL8125BG, Intel I219-V
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	4.2
Ethernet interface type	2.5 Gigabit Ethernet, Gigabit Ethernet
Audio chip	Realtek ALC1200
Component for	PC
Motherboard chipset	Intel Z490
PC health monitoring	FAN, Temperature, Voltage
Audio output channels	7.1 channels
Motherboard form factor	mini ITX
Motherboard chipset family	Intel
Windows operating systems supported	Windows 10
OpenGL version	4.5
DirectX version	12.0
Maximum resolution	4096 x 2304 pixels
Parallel processing technology support	Not supported
Memory channels	Dual-channel
Memory slots type	DIMM
Supported memory types	DDR4-SDRAM
Maximum internal memory	64 GB
Supported memory clock speeds	2133, 2400, 2666, 2800, 2933, 3200, 3600, 3733, 3800, 3866, 4000, 4133, 4266, 4333, 4400 MHz
Cables included	SATA
BIOS type	UEFI AMI
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
Compatible processor series	Intel Celeron, Intel Core i3, Intel Core i5, Intel Core i7, Intel Core i9, Intel Pentium

Weight and Dimensions

Width	170 mm