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X570 Steel Legend
90-MXBAR0-A0UAYZ
Model
PRIME B450M-K
90MB0YP0-M0EAY0
PRIME B450M-K GAMING
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7.1 Channels
Audio channels
8 Channels
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Realtek ALC1220
Audio chipset
Realtek ALC887
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2 x Antenna Ports (on I/O Panel Shield)
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
1 x DisplayPort 1.2
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)
6 x USB 3.2 Gen1 Ports (Supports ESD Protection)
* Ultra USB Power is supported on USB3_56 ports.
* ACPI wake-up function is not supported on USB3_56ports.
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)
Back io ports
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AMD X570
Chipset
AMD B450
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Yes
Crossfire support
No
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Yes
Ecc ram support
No
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ATX
Form factor
Micro ATX
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Intel i211AT
Lan chipset
Realtek RTL8111H
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2230 / 2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 / 22110 - M Key
2230 - E Key
M2 devices support
2242 / 2260 / 2280 - M Key
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3
M2 ports
1
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10/100/1000Mbps
Max lan speed
10/100/1000Mbps
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128GB
Maximum supported ram
32 GB
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2
Onboard usb 20
2
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2
Onboard usb 32 gen 1
1
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2
Pci express x16 slots
1
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3
Pci express x1 slots
2
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Yes
Raid support
Yes
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4
Ram slots
2
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July 2019
Release date
July 2020
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8
Sata 6 gbps ports
4
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No
Sli support
No
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AM4
Socket
AM4
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
4133Mhz
4200Mhz
4266Mhz
4300Mhz
4400Mhz
4666Mhz
Supported memory
2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
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No
Wireless lan
No
