Compare Detail
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ROG STRIX Z490-A GAMING
90MB12Y0-M0EAY0ModelB250 PRO4 -
8 ChannelsAudio channels7.1 Channels
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ROG SupremeFX High Definition Audio CODEC S1220AAudio chipsetRealtek ALC892
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1 x Intel I225-V 2.5Gb Ethernet
1 x DisplayPort
1 x HDMI
2 x USB 3.2 Gen 2 (1 x Type-A + USB Type-C)
4 x USB 3.2 Gen 1 Type-A
2 x USB 2.0 (one port can be switched to USB BIOS FlashBack)
1 x Optical S/PDIF out
1 x USB BIOS FlashBack Button(s)
5 x Gold-plated audio jacksBack io ports -
Intel Z490ChipsetIntel B250
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YesCrossfire supportYes
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NoEcc ram supportNo
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ATXForm factorATX
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Intel I225-VLan chipsetIntel I219-V
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2230 - E KeyM2 devices support2230 / 2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 - M Key
2230 - E Key -
3M2 ports3
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10/100/1000/2500MbpsMax lan speed10/100/1000Mbps
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128GBMaximum supported ram64GB
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2Onboard usb 202
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1Onboard 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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1Pci express x1 slots3
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1Pci express x4 slots0
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YesRaid supportNo
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4Ram slots4
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May 2020Release dateJanuary 2017
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6Sata 6 gbps ports6
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ROGSeries
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NoSli supportNo
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LGA1200SocketLGA1151
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4500Mhz
4600MhzSupported memory2133Mhz
2400Mhz -
NoWireless lanNo
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