Compare Detail
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B550M-ITX/AC
90-MXBDH0-A0UAYZModelH270M-ITX/ac -
7.1 ChannelsAudio channels7.1 Channels
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Realtek ALC887Audio chipsetRealtek ALC892
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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)
3 x USB 3.2 Gen1 Type-A Ports (Supports ESD Protection)
1 x USB 3.2 Gen1 Type-C Port (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / MicrophoneBack io ports -
AMD B550ChipsetIntel H270
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NoCrossfire supportNo
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YesEcc ram supportNo
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Mini ITXForm factorMini ITX
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Realtek RTL8111HLan chipsetIntel I219-V
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2280 - M Key
2230 - E KeyM2 devices support2230 / 2242 / 2260 / 2280 - M Key -
2M2 ports1
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10/100/1000MbpsMax lan speedDual 10/100/1000Mbps
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64GBMaximum supported ram32GB
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1Onboard usb 201
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1Onboard usb 32 gen 11
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1Pci express x16 slots1
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YesRaid supportYes
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2Ram slots2
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June 2020Release dateJanuary 2017
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4Sata 6 gbps ports6
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NoSli supportNo
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AM4SocketLGA1151
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
4600MhzSupported memory2133Mhz
2400Mhz -
5Wi fi generation5
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YesWireless lanYes
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