Compare Detail
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Prime B450M-A II
90MB15Z0-M0AAY0ModelROG MAXIMUS XII HERO (WI-FI)
90MB12R0-M0EAY0 -
7.1 ChannelsAudio channels8 Channels
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Realtek High Definition Audio CODECAudio chipsetROG SupremeFX High Definition Audio CODEC S1220
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1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)
4 x USB 3.2 Gen 1 (blue) Type-A
3 x Audio jack(s)
1 x BIOS FlashBack Button(s)Back io ports1 x ASUS Wi-Fi Module
1 x Clear CMOS button
5 x Gold-plated audio jacks
1 x HDMI 1.4b port
1 x Intel I219V 1Gb Ethernet
1 x Marvell AQtion AQC111C 5Gb Ethernet
1 x Optical S/PDIF out
4 x USB 3.2 Gen 2 ports (3 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 USB BIOS FlashBack button -
AMD B450ChipsetIntel Z490
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NoCrossfire supportYes
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NoEcc ram supportNo
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Micro ATXForm factorATX
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Realtek RTL8111HLan chipsetAquantia AQC111C
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2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key -
1M2 ports3
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10/100/1000MbpsMax lan speed5Gbps + 10/100/1000Mbps
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128 GBMaximum supported ram128GB
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2Onboard usb 202
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1Onboard usb 32 gen 11
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0Onboard usb 32 gen 21
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1Pci express x16 slots3
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2Pci express x1 slots3
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YesRaid supportYes
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4Ram slots4
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October 2020Release dateMay 2020
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6Sata 6 gbps ports6
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NoSli supportYes
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AM4SocketLGA1200
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3300Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
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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