Compare Detail
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PRIME Z490-A
90MB1390-M0AAY0
90MB1390-M0EAY0ModelB450 GAMING X -
8 ChannelsAudio channels2/4/5.1/7.1-channel
Support for S/PDIF Out -
Realtek S1220A High Definition Audio CODECAudio chipsetRealtek ALC892
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4 x USB 3.2 Gen 2 port(s) (3 x Type-A + 1 x USB Type-C)
2 x USB 3.2 Gen 1 port(s) (2 x Type-A)
2 x USB 2.0 port(s) (2 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Intel I225-V Ethernet port
5 x Audio jacks
1 x Optical S/PDIF out portBack io ports1 x PS/2 keyboard/mouse port
1 x DVI-D port
1 x HDMI port
4 x USB 3.1 Gen 1 ports
4 x USB 2.0/1.1 ports
1 x RJ-45 port
6 x audio jacks -
Intel Z490ChipsetAMD B450
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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 chipsetRealtek GbE LAN chip
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2230 - E KeyM2 devices support2242 / 2260 / 2280 / 22110 - M Key -
3M2 ports1
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10/100/1000/2500MbpsMax lan speed10/100/1000Mbps
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128GBMaximum supported ram64 GB
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2Onboard usb 201
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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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3Pci express x1 slots2
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YesRaid supportYes
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4Ram slots4
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May 2020Release dateMarch 2019
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6Sata 6 gbps ports6
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YesSli supportNo
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LGA1200SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4500Mhz
4600Mhz
4800MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz -
NoWireless lanNo
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