Compare Detail
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ROG STRIX B660-A GAMING WIFI D4ModelZ490 PHANTOM GAMING 4/2.5G
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Intel B660ChipsetIntel Z490
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NoCrossfire supportYes
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NoEcc ram supportNo
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ATXForm factorATX
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2260 / 2280 / 22110 - M Key
2230 - E Key -
3M2 ports2
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128GBMaximum supported ram128GB
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1Onboard usb 201
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1Onboard usb 32 gen 12
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1Onboard usb 32 gen 20
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2Pci express x16 slots2
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2Pci express x1 slots3
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YesRaid supportYes
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4Ram slots4
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January 2022Release dateApril 2020
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4Sata 6 gbps ports6
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NoSli supportYes
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LGA1700SocketLGA1200
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
4000Mhz
4266Mhz
4400Mhz
4600Mhz
4800Mhz
5000Mhz
5333MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3200Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4333Mhz
4400Mhz -
6Wi fi generation
-
YesWireless lanNo
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