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B550M/AC
Model
Z590 STEEL LEGEND WIFI 6E
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7.1 Channels
Audio channels
7.1 Channels
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Realtek ALC1200
Audio chipset
Realtek ALC897
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2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
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)
HD Audio Jacks: Line in / Front Speaker / Microphone
Back io ports
2 x Antenna Ports
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 (10 Gb/s) (ReDriver) (Supports ESD Protection)
1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (ReDriver) (Supports ESD Protection)
2 x USB 3.2 Gen1 Ports (Supports ESD Protection)
* Ultra USB Power is supported on USB3_12 ports.
* ACPI wake-up function is not supported on USB3_12 ports.
2 x USB 2.0 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
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AMD B550
Chipset
Intel Z590
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Yes
Crossfire support
Yes
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Yes
Ecc ram support
No
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Micro ATX
Form factor
ATX
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Realtek RTL8111H
Lan chipset
Dragon RTL8125BG
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2280 - M Key
M2 devices support
2260 / 2280 - M Key (Intel 11th Gen only)
2260 / 2280 - M Key
2260 / 2280 / 22110 - M Key
2230 - E Key
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1
M2 ports
4
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10/100/1000Mbps
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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2
Onboard usb 32 gen 1
2
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2
Pci express x16 slots
2
-
1
Pci express x1 slots
3
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Yes
Raid support
Yes
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4
Ram slots
4
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September 2020
Release date
March 2021
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4
Sata 6 gbps ports
6
-
No
Sli support
No
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AM4
Socket
LGA1200
-
2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
Supported memory
2400Mhz
2666Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4666Mhz
4800Mhz
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5
Wi fi generation
6
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Yes
Wireless lan
Yes
