Compare Detail
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B450 GAMING K4
Fatal1ty B450 GAMING K4
90-MXB8A0-A0UAYZModelB550 VISION D-P -
7.1 ChannelsAudio channels7.1 Channels
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Realtek ALC892Audio chipsetRealtek ALC1220-VB
* The back panel line out jack supports DSD audio. -
1 x DisplayPort
1 x D-Sub
1 x HDMI
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
3 x Audio Jacks
4 x USB 3.1 Gen 1 Type-ABack io ports1 x PS/2 keyboard/mouse port
1 x DisplayPort In port
1 x HDMI port
2 x SMA antenna connectors (2T2R)
2 x USB 3.2 Gen 2 Type-A ports (red)
2 x Thunderbolt 3 connectors (USB Type-C port
with USB 3.2 Gen 2 support)
3 x USB 3.2 Gen 1 ports
2 x USB 2.0/1.1 ports
2 x RJ-45 ports
1 x optical S/PDIF Out connector
5 x audio jacks -
AMD B450ChipsetAMD B550
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YesCrossfire supportYes
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NoEcc ram supportYes
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ATXForm factorATX
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Realtek RTL8111HLan chipsetIntel 2.5GbE LAN chip
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2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key -
2M2 ports2
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10/100/1000MbpsMax lan speedDual 10/100/1000/2500Mbps
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64 GBMaximum supported ram128GB
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2Onboard usb 202
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1Onboard usb 32 gen 11
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0Onboard usb 32 gen 21
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2Pci express x16 slots3
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4Pci express x1 slots0
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YesRaid supportYes
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4Ram slots4
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6Sata 6 gbps ports4
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Fatal1tySeries
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NoSli supportNo
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AM4SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3333Mhz
3600Mhz
4000Mhz
4400Mhz
4600Mhz
4866Mhz
5000Mhz
5100Mhz
5200Mhz
5400Mhz -
NoWireless lanYes
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