Compare Detail
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B550M-HDVModelX299 DESIGNARE EX
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7.1 ChannelsAudio channels2/4/5.1/7.1-channel
Support for S/PDIF Out -
Realtek ALC887Audio chipsetRealtek ALC1220
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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 3.2 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 ports -
AMD B550ChipsetIntel X299
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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 chipset2 x Intel GbE LAN chips
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2242 / 2260 / 2280 - M KeyM2 devices support2260 / 2280 - M Key
2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key -
1M2 ports3
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10/100/1000MbpsMax lan speedDual 10/100/1000Mbps
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64 GBMaximum supported ram128 GB
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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 slots5
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1Pci express x1 slots0
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YesRaid supportYes
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2Ram slots8
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June 2020Release dateDecember 2017
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4Sata 6 gbps ports8
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NoSli supportYes
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AM4SocketLGA2066
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
4600MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4333Mhz
4400Mhz -
NoWireless lanYes
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