Compare Detail
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B250M GAMING PROModelX99-A
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7.1 ChannelsAudio channels8 Channels
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Realtek ALC887Audio chipsetRealtek ALC1150
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Intel B250ChipsetIntel X99
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NoCrossfire supportYes
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NoEcc ram supportNo
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Micro ATXForm factorMicro ATX
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Intel I219-VLan chipsetIntel I218V
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2242 / 2260 / 2280 - M KeyM2 devices support2242 / 2260 / 2280 - M Key
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1M2 ports1
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10/100/1000MbpsMax lan speed10/100/1000Mbps
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32GBMaximum supported ram64 GB
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2Onboard usb 202
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1Onboard usb 32 gen 12
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1Pci express x16 slots4
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2Pci express x1 slots2
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NoRaid supportYes
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2Ram slots4
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January 2017Release dateOctober 2014
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6Sata 6 gbps ports8
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NoSli supportYes
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LGA1151SocketLGA2011-3
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2133Mhz
2400MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz -
NoWireless lanNo