Compare Detail
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PRIME X299-DELUXE IIModelB450M STEEL LEGEND
90-MXB9Y0-A0UAYZ -
8 ChannelsAudio channels7.1 Channels
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Realtek S1220AAudio chipsetRealtek ALC892
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Intel X299ChipsetAMD B450
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YesCrossfire supportYes
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NoEcc ram supportNo
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ATXForm factorMicro ATX
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Aquantia AQC-111CLan chipsetRealtek RTL8111H
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2242 / 2260 / 2280 / 22110 - 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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5Gbps + 10/100/1000MbpsMax lan speed10/100/1000Mbps
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128GBMaximum supported ram128 GB
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1Onboard usb 202
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2Onboard usb 32 gen 11
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1Onboard usb 32 gen 20
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3Pci express x16 slots2
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2Pci express x1 slots1
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YesRaid supportYes
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8Ram slots4
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October 2018Release dateFebruary 2019
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8Sata 6 gbps ports4
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YesSli supportNo
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LGA2066SocketAM4
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2133Mhz
2400Mhz
2666Mhz
3600Mhz
4000Mhz
4200Mhz
4266MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz -
5Wi fi generation
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YesWireless lanNo
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