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B450 STEEL LEGEND
Model
ROG MAXIMUS Z690 EXTREME
MAXIMUS Z690 EXTREME
90MB1A60-M0EAY0
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7.1 Channels
Audio channels
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Realtek ALC892
Audio chipset
ROG SupremeFX ALC4082
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1 x DisplayPort
1 x HDMI
1 x LAN (RJ45)
1 x Optical S/PDIF Out
1 x PS/2 Keyboard/Mouse Combo
1 x USB 3.1 Gen 2 Type-A
1 x USB 3.1 Gen 2 Type-C
2 x USB 2.0/1.1
4 x USB 3.1 Gen 1 Type-A
6 x Audio Jacks
Back io ports
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AMD B450
Chipset
Intel Z690
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Yes
Crossfire support
No
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No
Ecc ram support
No
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ATX
Form factor
EATX
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Realtek RTL8111H
Lan chipset
Marvell AQtion 10Gb
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2230 / 2242 / 2260 / 2280 - M Key
2230 / 2242 / 2260 / 2280 / 22110 - M Key
M2 devices support
2242 / 2260 / 2280 / 22110 - M Key
2280 - M Key
2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 / 22110 - M Key
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2
M2 ports
5
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10/100/1000Mbps
Max lan speed
10Gbps + 10/100/1000/2500Mbps
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128GB
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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2
Pci express x16 slots
2
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4
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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March 2019
Release date
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6
Sata 6 gbps ports
6
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No
Sli support
No
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AM4
Socket
LGA1700
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2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
Supported memory
4800Mhz
5200Mhz
5400Mhz
5600Mhz
5800Mhz
6000Mhz
6200Mhz
6400Mhz
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No
Wireless lan
Yes
