Compare Detail
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Z590 AORUS MASTERModelB550 AORUS MASTER
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7.1 ChannelsAudio channels2/4/5.1/7.1-channel
Support for S/PDIF Out -
Realtek ALC1220-VB
* The front panel line out jack supports DSD audio.Audio chipsetRealtek ALC1220-VB codec
* The back panel line out jack supports DSD audio. -
1 x Q-Flash Plus button
1 x Clear CMOS button
2 x SMA antenna connectors (2T2R)
1 x DisplayPort
1 x USB Type-C port with USB 3.2 Gen 2x2 support
5 x USB 3.2 Gen 2 Type-A ports (red)
4 x USB 3.2 Gen 1 ports
1 x RJ-45 port
1 x optical S/PDIF Out connector
5 x audio jacksBack io ports2 x SMA antenna connectors (2T2R)
1 x HDMI port
6 x USB 2.0/1.1 ports
5 x USB 3.2 Gen 2 Type-A ports (red)
1 x USB Type-C port with USB 3.2 Gen 2 support
1 x Q-Flash Plus button
1 x RJ-45 port
1 x optical S/PDIF Out connector
5 x audio jacks -
Intel Z590ChipsetAMD B550
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YesCrossfire supportNo
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NoEcc ram supportYes
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ATXForm factorATX
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Aquantia 10GbE LAN chipLan chipsetRealtek 2.5GbE LAN chip
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key (Intel 11th Gen only)M2 devices support2242 / 2280 / 22110 - M Key
2242 / 2280 / 22110 - M Key
2242 / 2280 / 22110 - M Key -
3M2 ports3
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10GbpsMax lan speed10/100/1000/2500Mbps
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128 GBMaximum supported ram128GB
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2Onboard usb 202
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2Onboard usb 32 gen 11
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1Onboard usb 32 gen 20
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3Pci express x16 slots3
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YesRaid supportYes
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4Ram slots4
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February 2021Release dateJune 2020
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6Sata 6 gbps ports6
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NoSli supportNo
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LGA1200SocketAM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3666Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4300Mhz
4400Mhz
4500Mhz
4600Mhz
4700Mhz
4800Mhz
4933Mhz
5000Mhz
5133Mhz
5333Mhz
5400MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3333Mhz
3600Mhz
4000Mhz
4400Mhz
4600Mhz
4866Mhz
5000Mhz -
6Wi fi generation6
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YesWireless lanYes
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