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ROG ZENITH II EXTREME ALPHA
ZENITH II EXTREME ALPHA
90MB14K0-M0EAY0
Model
B550M STEEL LEGEND
90-MXBCU0-A0UAYZ
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8 Channels
Audio channels
7.1 Channels
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ROG SupremeFX S1220 high-definition CODEC
Audio chipset
Realtek ALC1200
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AMD TRX40
Chipset
AMD B550
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Yes
Crossfire support
Yes
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Yes
Ecc ram support
Yes
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EATX
Form factor
Micro ATX
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Intel i211AT
Lan chipset
Dragon RTL8125BG
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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
M2 devices support
2280 - M Key
2280 - M Key
2230 - E Key
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5
M2 ports
3
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10Gbps + 10/100/1000Mbps
Max lan speed
10/100/1000/2500Mbps
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256 GB
Maximum supported ram
128GB
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2
Onboard usb 20
2
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2
Onboard usb 32 gen 1
2
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2
Onboard usb 32 gen 2
0
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4
Pci express x16 slots
2
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0
Pci express x1 slots
1
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Yes
Raid support
Yes
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8
Ram slots
4
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February 2020
Release date
June 2020
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8
Sata 6 gbps ports
6
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ROG
Series
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Yes
Sli support
No
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sTRX4
Socket
AM4
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2133Mhz
2400Mhz
2666Mhz
2800Mhz
3400Mhz
3733Mhz
3800Mhz
4133Mhz
4266Mhz
4333Mhz
4400Mhz
4600Mhz
Supported memory
2133Mhz
2400Mhz
2666Mhz
2933Mhz
3200Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
4200Mhz
4266Mhz
4333Mhz
4400Mhz
4533Mhz
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6
Wi fi generation
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Yes
Wireless lan
No
