Compare Detail
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ROG Strix B550-A Gaming
90MB15J0-M0AAY0
90MB15J0-M0EAY0ModelB550M-HDV -
8 ChannelsAudio channels7.1 Channels
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ROG SupremeFX High Definition Audio CODEC S1220AAudio chipsetRealtek ALC887
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1 x Intel I225-V 2.5Gb Ethernet
1 x DisplayPort
1 x HDMI
2 x USB 3.2 Gen 2 (1 x Type-A+1 x USB Type-C)
4 x USB 3.2 Gen 1
2 x USB 2.0
1 x Optical S/PDIF out
1 x BIOS FlashBack Button(s)
5 x Gold-plated audio jacksBack 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)
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 / Microphone -
AMD B550ChipsetAMD B550
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NoCrossfire supportNo
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YesEcc ram supportYes
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ATXForm factorMicro ATX
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Intel I225-VLan chipsetRealtek RTL8111H
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2242 / 2260 / 2280 - M Key -
2M2 ports1
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10/100/1000/2500MbpsMax lan speed10/100/1000Mbps
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128 GBMaximum supported ram64 GB
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2Onboard usb 202
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1Onboard usb 32 gen 11
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2Pci express x16 slots1
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3Pci express x1 slots1
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YesRaid supportYes
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4Ram slots2
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August 2020Release dateJune 2020
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6Sata 6 gbps ports4
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ROGSeries
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NoSli supportNo
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AM4SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3466Mhz
3600Mhz
3866Mhz
4000Mhz
4133Mhz
4400Mhz
4600MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
4600Mhz -
NoWireless lanNo
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