Compare Detail
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Z390-A PRO
Z390APROModelB450M PRO4
90-MXB8F0-A0UAYZ -
7.1 ChannelsAudio channels7.1 Channels
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Realtek ALC892Audio chipsetRealtek ALC892
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1 x DisplayPort
1 x D-Sub
1 x LAN (RJ45)
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.1 Gen 2 Type-A
1 x USB 3.1 Gen 2 Type-C
2 x USB 2.0/1.1
6 x Audio Jacks
2 x USB 3.1 Gen 1 Type-A
1 x DVI-DBack io ports1 x PS/2 Mouse/Keyboard Port
1 x D-Sub Port
1 x DVI-D Port
1 x HDMI Port
2 x USB 2.0 Ports (Supports ESD Protection)
1 x USB 3.1 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
1 x USB 3.1 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
4 x USB 3.1 Gen1 Ports (Supports ESD Protection)
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone -
Intel Z390ChipsetAMD B450
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YesCrossfire supportYes
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NoEcc ram supportNo
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ATXForm factorMicro ATX
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Intel I219-VLan chipsetRealtek RTL8111H
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2242 / 2260 / 2280 / 22110 - M Key
2230 - E KeyM2 devices support2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key -
2M2 ports2
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10/100/1000MbpsMax lan speed10/100/1000Mbps
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64 GBMaximum supported ram64GB
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2Onboard usb 202
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2Onboard usb 32 gen 11
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2Pci express x16 slots2
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4Pci express x1 slots1
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YesRaid supportYes
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4Ram slots4
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October 2018Release dateAugust 2018
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6Sata 6 gbps ports4
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PROSeries
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NoSli supportNo
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LGA1151SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4400MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz -
NoWireless lanNo
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