Compare Detail
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Z490 AORUS ELITE ACModelB550 PHANTOM GAMING 4
90-MXBCY0-A0UAYZ -
2/4/5.1/7.1-channel
Support for S/PDIF OutAudio channels7.1 Channels -
Realtek ALC1200Audio chipsetRealtek ALC1200
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2 x USB 3.2 Gen 2 Type-A ports (red)
4 x USB 3.2 Gen 1 ports
4 x USB 2.0/1.1 ports
2 x SMA antenna connectors (1T1R)
1 x HDMI port
1 x RJ-45 port
1 x optical S/PDIF Out connector
5 x audio jacksBack io ports2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x HDMI Port
6 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 -
Intel Z490ChipsetAMD 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 2.5GbE LAN chipLan chipsetRealtek RTL8111H
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2280 - M Key (Intel 11th Gen only)
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M KeyM2 devices support2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2230 - E Key -
3M2 ports3
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10/100/1000/2500MbpsMax lan speed10/100/1000Mbps
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128 GBMaximum supported ram128GB
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2Onboard usb 202
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1Onboard usb 32 gen 11
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1Onboard usb 32 gen 20
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2Pci express x16 slots2
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2Pci express x1 slots2
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YesRaid supportYes
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4Ram slots4
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May 2020Release 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
5000MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz -
5Wi fi generation
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YesWireless lanNo
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