Compare Detail
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X399M TAICHIModelZ490-A PRO
7C75-003R -
7.1 ChannelsAudio channels7.1 Channels
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Realtek ALC1220Audio chipsetRealtek ALC892
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2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x Optical SPDIF Out Port
1 x USB 3.1 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
1 x USB 3.1 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
8 x USB 3.1 Gen1 Ports (Supports ESD Protection)*
2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
1 x BIOS Flashback Button
HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
* Ultra USB Power is supported on USB3_5 port.
* ACPI wake-up function is not supported on USB3_5 port.Back io ports1 x DisplayPort
1 x HDMI
1 x LAN (RJ45)
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.2 Gen 2 Type-A
1 x USB 3.2 Gen 2 Type-C
2 x USB 2.0/1.1
2 x USB 3.2 Gen 1 Type-A
6 x Audio Jacks -
AMD X399ChipsetIntel Z490
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YesCrossfire supportYes
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YesEcc ram supportNo
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Micro ATXForm factorATX
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2 x Intel I211ATLan chipsetRealtek RTL8125B-CG
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 - M KeyM2 devices support2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key -
3M2 ports2
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Dual 10/100/1000MbpsMax lan speed10/100/1000/2500Mbps
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64GBMaximum supported ram128 GB
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2Onboard usb 202
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2Onboard usb 32 gen 12
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0Onboard usb 32 gen 21
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3Pci express x16 slots2
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0Pci express x1 slots3
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YesRaid supportYes
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4Ram slots4
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8Sata 6 gbps ports6
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YesSli supportNo
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sTR4SocketLGA1200
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3600MhzSupported memory2133Mhz
2400Mhz
2666Mhz
2933Mhz
3000Mhz
3200Mhz
3300Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4300Mhz
4400Mhz
4533Mhz
4600Mhz
4800Mhz -
5Wi fi generation
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YesWireless lanNo
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