Compare Detail
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B450M-HDV R4.0
90-MXB9N0-A0UAYZModelTRX40 DESIGNARE -
7.1 ChannelsAudio channels2/4/5.1/7.1-channel
Support for S/PDIF Out -
Realtek ALC887Audio chipsetRealtek ALC4050H codec + Realtek ALC1220-VB codec
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1 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)
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 / MicrophoneBack io ports1 x Q-Flash Plus button
1 x Clear CMOS button
1 x USB Type-C port with USB 3.2 Gen 2 support
5 x USB 3.2 Gen 2 Type-A ports (red)
2 x USB 2.0/1.1 ports
2 x RJ-45 ports
2 x SMA antenna connectors (2T2R)
1 x optical S/PDIF Out connector
5 x audio jacks -
AMD B450ChipsetAMD TRX40
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NoCrossfire supportYes
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NoEcc ram supportYes
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Micro ATXForm factorXL ATX
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Realtek RTL8111HLan chipset2 x Intel GbE LAN chip
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2242 / 2260 / 2280 - M KeyM2 devices support2260 / 2280 / 22110 - M Key
2280 - M Key
2280 / 22110 - M Key
2280 - M Key -
1M2 ports4
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10/100/1000MbpsMax lan speedDual 10/100/1000Mbps
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32GBMaximum supported ram256GB
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2Onboard usb 202
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1Onboard usb 32 gen 12
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0Onboard usb 32 gen 21
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1Pci express x16 slots4
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1Pci express x1 slots0
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YesRaid supportYes
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2Ram slots8
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February 2019Release dateDecember 2019
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4Sata 6 gbps ports8
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NoSli supportYes
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AM4SocketsTRX4
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz -
NoWireless lanYes
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