Compare Detail
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PRIME B550M-K
90MB14V0-M0EAY0ModelPrime Z390-P -
7.1 ChannelsAudio channels8 Channels
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Realtek ALC887Audio chipsetRealtek ALC887
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1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)
4 x USB 3.2 Gen 1 (blue) Type-A
3 x Audio jack(s)Back io ports1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x DisplayPort
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 3.1 Gen 2 Type-A
4 x USB 3.1 Gen 1 Type-A
3 x 8-channel Audio I/O -
AMD B550ChipsetIntel Z390
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NoCrossfire supportYes
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YesEcc ram supportNo
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Micro ATXForm factorATX
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Realtek RTL8111HLan chipsetRealtek RTL8111H
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M KeyM2 devices support2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
2230 - E Key -
2M2 ports3
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10/100/1000MbpsMax lan speed10/100/1000Mbps
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128GBMaximum supported ram128GB
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2Onboard usb 201
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1Onboard usb 32 gen 12
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1Pci express x16 slots2
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2Pci express x1 slots4
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YesRaid supportYes
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4Ram slots4
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June 2020Release dateOctober 2018
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4Sata 6 gbps ports4
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NoSli supportNo
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AM4SocketLGA1151
-
2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4600MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz -
NoWireless lanNo
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