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Brand
ASRock
Brand
ASRock
Model
Z490M-ITX/ac
90-MXBC00-A0UAYZ
Model
Z490M PRO4
90-MXBBV0-A0UAYZ
Release Date
📅 May 2020
Release Date
📅 May 2020
* First availability for purchase, it may not correspond to the actual market launch date.
* High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support
No
ECC RAM Support
No
Audio Chipset
Realtek ALC1200
Audio Chipset
Realtek ALC1200
Audio Channels
7.1 Channels
Audio Channels
7.1 Channels
LAN Chipset
Dragon RTL8125BG
LAN Chipset
Intel I219-V
Max LAN Speed
10/100/1000/2500Mbps + 10/100/1000Mbps
Max LAN Speed
10/100/1000Mbps
SLI Support
No
SLI Support
No
CrossFire Support
No
CrossFire Support
Yes
RAID Support
Yes
RAID Support
Yes
Back Connect
No
Back Connect
No
Back I/O Ports
2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
1 x DisplayPort 1.4
2 x USB 2.0 Ports (Supports ESD Protection)
4 x USB 3.2 Gen2 Type-A Ports (10Gb/s) (Supports ESD Protection)
1 x USB 3.2 Gen1 Type-A Port (Supports ESD Protection)
1 x USB 3.2 Gen1 Type-C Port (Supports ESD Protection)
2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone
Back I/O Ports
2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x D-Sub Port
1 x HDMI Port
1 x DisplayPort 1.4
1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
4 x USB 3.2 Gen1 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone
Wireless LAN
Yes
Wireless LAN
No
Wi-Fi Generation
5
Wi-Fi Generation
-
PCI-Express x16 Slots
1
PCI-Express x16 Slots
2
PCI-Express x4 Slots
0
PCI-Express x4 Slots
0
PCI-Express x1 Slots
0
PCI-Express x1 Slots
2
SATA 6 Gbps Ports
4
SATA 6 Gbps Ports
4
SATA Express Ports
0
SATA Express Ports
0
M.2 Ports
2
M.2 Ports
3
M.2 Devices support
2280 - M Key
2280 - M Key
M.2 Devices support
2280 - M Key
2280 - M Key
2230 - E Key
RAM Slots
2
RAM Slots
4
Maximum Supported RAM
64 GB
Maximum Supported RAM
128 GB
Onboard USB 2.0
1
Onboard USB 2.0
2
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 1
2
Onboard USB 3.2 Gen 2
0
Onboard USB 3.2 Gen 2
0
Onboard USB 3.2 Gen 2x2
0
Onboard USB 3.2 Gen 2x2
0
What are the differences between ASRock Z490M-ITX/ac and Z490M PRO4? Analyze head-to-head all specifications and features to find out the better motherboard.
