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PRIME Z490-A
90MB1390-M0AAY0
90MB1390-M0EAY0
Model
B550M STEEL LEGEND
90-MXBCU0-A0UAYZ
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8 Channels
Audio channels
7.1 Channels
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Realtek S1220A High Definition Audio CODEC
Audio chipset
Realtek ALC1200
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4 x USB 3.2 Gen 2 port(s) (3 x Type-A + 1 x USB Type-C)
2 x USB 3.2 Gen 1 port(s) (2 x Type-A)
2 x USB 2.0 port(s) (2 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Intel I225-V Ethernet port
5 x Audio jacks
1 x Optical S/PDIF out port
Back io ports
2 x Antenna Ports (on I/O Panel Shield)
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
1 x DisplayPort 1.4
1 x Optical SPDIF Out Port
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 (ASMedia ASM1074 hub) (Supports ESD Protection)
2 x USB 2.0 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
1 x Clear CMOS Button
HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
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Intel Z490
Chipset
AMD B550
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Yes
Crossfire support
Yes
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No
Ecc ram support
Yes
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ATX
Form factor
Micro ATX
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Intel I225-V
Lan chipset
Dragon RTL8125BG
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2230 - E Key
M2 devices support
2280 - M Key
2280 - M Key
2230 - E Key
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3
M2 ports
3
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10/100/1000/2500Mbps
Max lan speed
10/100/1000/2500Mbps
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128GB
Maximum supported ram
128GB
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2
Onboard usb 20
2
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1
Onboard usb 32 gen 1
2
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1
Onboard usb 32 gen 2
0
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3
Pci express x16 slots
2
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3
Pci express x1 slots
1
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Yes
Raid support
Yes
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4
Ram slots
4
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May 2020
Release date
June 2020
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6
Sata 6 gbps ports
6
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Yes
Sli support
No
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LGA1200
Socket
AM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4500Mhz
4600Mhz
4800Mhz
Supported memory
2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
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No
Wireless lan
No
