Compare Detail
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B550-A PRO
7C56-002RModelROG MAXIMUS XII FORMULA
90MB1370-M0EAY0 -
7.1 ChannelsAudio channels8 Channels
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Realtek ALC892Audio chipsetROG SupremeFX High Definition Audio CODEC S1220
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1 x DisplayPort
1 x HDMI
1 x LAN (RJ45)
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.2 Gen 2 Type-A
1 x USB 3.2 Gen 2 Type-C
2 x USB 3.2 Gen 1 Type-A
4 x USB 2.0/1.1
6 x Audio JacksBack io ports1 x ASUS Wi-Fi Module
1 x BIOS FlashBack button
1 x Clear CMOS button
5 x Gold-plated audio jacks
1 x Intel I225-V 2.5Gb Ethernet
1 x Marvell AQtion AQC107 10Gb Ethernet
1 x Optical S/PDIF out port
1 x PS/2 keyboard/mouse combo port
6 x USB 3.2 Gen 1 port(s) (6 x Type-A)
4 x USB 3.2 Gen 2 port(s) (3 x Type-A + 1 x USB Type-C) -
AMD B550ChipsetIntel Z490
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YesCrossfire supportYes
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NoEcc ram supportNo
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ATXForm factorATX
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Realtek RTL8111HLan chipsetAQUANTIA AQC107
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M KeyM2 devices support2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key -
2M2 ports3
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10/100/1000MbpsMax lan speed10Gbps + 10/100/1000/2500Mbps
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128GBMaximum supported ram128GB
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2Onboard usb 202
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1Onboard usb 32 gen 12
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1Onboard usb 32 gen 21
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2Pci express x16 slots3
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2Pci express x1 slots1
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YesRaid supportYes
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4Ram slots4
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July 2020Release dateMay 2020
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6Sata 6 gbps ports6
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PROSeriesROG
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NoSli supportYes
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AM4SocketLGA1200
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1866Mhz
2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4500Mhz
4600Mhz
4700Mhz
4800Mhz -
NoWireless lanYes
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