Compare Detail
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PRIME X399-AModelmag b460m mortar
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8 ChannelsAudio channels7.1-Channel High Definition Audio
Supports S/PDIF output -
Realtek ALC S1220AAudio chipsetRealtek ALC1200
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AMD X399ChipsetIntel B460
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YesCrossfire supportNo
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YesEcc ram supportNo
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EATXForm factorMicro ATX
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Intel i211ATLan chipsetRealtek RTL8125B
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2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key -
2M2 ports2
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10/100/1000MbpsMax lan speed10/100/1000/2500Mbps
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128 GBMaximum supported ram128GB
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2Onboard usb 202
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2Onboard usb 32 gen 11
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1Onboard usb 32 gen 21
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4Pci express x16 slots2
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1Pci express x1 slots1
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1Pci express x4 slots0
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YesRaid supportYes
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8Ram slots4
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August 2017Release dateMay 2020
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6Sata 6 gbps ports6
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YesSli supportNo
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sTR4SocketLGA1200
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200MhzSupported memory2666Mhz
2933Mhz -
NoWireless lanNo
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