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X399M TAICHI
Model
MEG B550 UNIFY
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7.1 Channels
Audio channels
7.1-Channel High Definition Audio
Supports S/PDIF output
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Realtek ALC1220
Audio chipset
Realtek ALC1220P Codec
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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 ports
1 x HDMI
1 x LAN (RJ45)
1 x Optical S/PDIF Out
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.2 Gen 2 Type-C
3 x USB 3.2 Gen 2 Type-A
4 x USB 2.0/1.1
5 x Audio Jacks
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AMD X399
Chipset
AMD B550
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Yes
Crossfire support
Yes
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Yes
Ecc ram support
No
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Micro ATX
Form factor
ATX
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2 x Intel I211AT
Lan chipset
Realtek RTL8125B
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 - M Key
M2 devices support
2280 / 22110 - M Key
2280 - M Key
2280 / 22110 - M Key
2280 - M Key
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3
M2 ports
4
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Dual 10/100/1000Mbps
Max lan speed
10/100/1000/2500Mbps
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64GB
Maximum supported ram
128GB
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2
Onboard usb 20
2
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2
Onboard usb 32 gen 1
1
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0
Onboard usb 32 gen 2
1
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3
Pci express x16 slots
2
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0
Pci express x1 slots
2
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Yes
Raid support
Yes
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4
Ram slots
4
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8
Sata 6 gbps ports
6
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Yes
Sli support
No
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sTR4
Socket
AM4
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3600Mhz
Supported memory
1866Mhz
2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4533Mhz
4600Mhz
4733Mhz
4866Mhz
5000Mhz
5100Mhz
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5
Wi fi generation
6
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Yes
Wireless lan
Yes
