Compare Detail
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PRIME B550-PLUS
90MB14U0-M0EAY0ModelX570 Steel Legend
90-MXBAR0-A0UAYZ -
7.1 ChannelsAudio channels7.1 Channels
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Realtek ALC887Audio chipsetRealtek ALC1220
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2 x USB 3.2 Gen 2 ports (1 x Type-A + 1 x USB Type-C)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Realtek 8111H Ethernet port
5 x Audio jacks
1 x Optical S/PDIF out portBack io ports2 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) -
AMD B550ChipsetAMD X570
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YesCrossfire supportYes
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YesEcc ram supportYes
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ATXForm factorATX
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Realtek RTL8111HLan chipsetIntel i211AT
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2230 / 2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 / 22110 - M Key
2230 - E Key -
2M2 ports3
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10/100/1000MbpsMax lan speed10/100/1000Mbps
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128 GBMaximum supported ram128GB
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2Onboard usb 202
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1Onboard usb 32 gen 12
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2Pci express x16 slots2
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3Pci express x1 slots3
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YesRaid supportYes
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4Ram slots4
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June 2020Release dateJuly 2019
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6Sata 6 gbps ports8
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NoSli supportNo
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AM4SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4600MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
4133Mhz
4200Mhz
4266Mhz
4300Mhz
4400Mhz
4666Mhz -
NoWireless lanNo
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