Compare Detail
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X299-E Gaming II
ROG Strix X299-E Gaming IIModelA520M-HDV
90-MXBE50-A0UAYZ -
8 ChannelsAudio channels
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SupremeFX High Definition Audio CODEC S1220AAudio chipset
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1 x LAN (RJ45) port(s)
4 x USB 2.0 (one port can be switched to USB BIOS Flashback)
1 x Optical S/PDIF out
5 x Audio jack(s)
1 x Anti-surge 2.5G LAN (RJ45) port
1 x Wi-Fi antenna port(s)
1 x USB BIOS Flashback Button(s)
2 x USB 3.2 Gen 1 (up to 5Gbps) ports Type-A
4 x USB 3.2 Gen 2 (up to 10Gbps) ports (Type-A + USB Type-C)Back io ports -
Intel X299ChipsetAMD A520
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YesCrossfire supportNo
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NoEcc ram supportNo
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ATXForm factorMicro ATX
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Realtek RTL8125-CGLan chipset
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2242 / 2260 / 2280 - M Key -
3M2 ports1
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10/100/1000/2500Mbps + 10/100/1000MbpsMax lan speed
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256 GBMaximum supported ram64GB
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2Onboard 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 slots1
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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 slots2
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September 2019Release dateAugust 2020
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8Sata 6 gbps ports4
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ROG StrixSeries
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YesSli supportNo
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LGA2066SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4266MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
4600Mhz
4666Mhz
4733Mhz -
6Wi fi generation
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YesWireless lanNo
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