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B550 STEEL LEGEND
90-MXBDF0-A0UAYZ
Model
ROG Crosshair VIII Extreme
Crosshair VIII Extreme
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7.1 Channels
Audio channels
7.1 Channels
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Realtek ALC1220
Audio chipset
ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4082
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- 2 x Antenna Ports (on I/O Panel Shield)
- 1 x PS/2 Mouse/Keyboard Port
- 1 x HDMI Port
- 1 x DisplayPort 1.4
- 1 x Optical SPDIF Out Port
- 1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
- 1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
- 2 x USB 3.2 Gen1 Ports (Supports ESD Protection)
- 4 x USB 2.0 Ports (Supports ESD Protection)*
- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
- HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
* Ultra USB Power is supported on USB_34 ports.
* ACPI wake-up function is not supported on USB_34 ports.
Back io ports
2 x Thunderbolt 4 USB Type-C port(s)
2 x DisplayPort IN ports for Thunderbolt 4
8 x USB 3.2 Gen 2 port(s) (8 x Type-A)
1 x ASUS Wi-Fi Module
1 x Intel I225-V 2.5Gb Ethernet port
1 x Marvell AQtion AQC113CS 10Gb Ethernet port
5 x LED-illuminated audio jacks
1 x Optical S/PDIF out port
1 x BIOS FlashBack button
1 x Clear CMOS button
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AMD B550
Chipset
AMD X570
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Yes
Crossfire support
No
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Yes
Ecc ram support
No
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ATX
Form factor
EATX
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Dragon RTL8125BG
Lan chipset
Marvell AQtion AQC113CS
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2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2230 - E Key
M2 devices support
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
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3
M2 ports
5
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10/100/1000/2500Mbps
Max lan speed
10Gbps + 10/100/1000/2500Mbps
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128 GB
Maximum supported ram
128GB
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2
Onboard usb 20
2
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1
Onboard usb 32 gen 1
2
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1
Onboard usb 32 gen 2
1
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2
Pci express x16 slots
2
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2
Pci express x1 slots
1
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Yes
Raid support
Yes
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4
Ram slots
4
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June 2020
Release date
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6
Sata 6 gbps ports
6
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No
Sli support
Yes
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AM4
Socket
AM4
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4533Mhz
4600Mhz
4666Mhz
Supported memory
2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4600Mhz
4800Mhz
4866Mhz
5000Mhz
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No
Wireless lan
Yes
