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PRIME B550M-A/CSM
Model
X299M-A PRO
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7.1 Channels
Audio channels
7.1-Channel High Definition Audio
Supports S/PDIF output
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Realtek ALC887
Audio chipset
Realtek ALC1220
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2 x USB 3.2 Gen 2 ports (2 x Type-A)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
1 x D-Sub port
1 x DVI-D port
1 x HDMI port
1 x Realtek RTL8111H 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo port
Back io ports
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AMD B550
Chipset
Intel X299
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No
Crossfire support
Yes
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Yes
Ecc ram support
No
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Micro ATX
Form factor
Micro ATX
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Realtek RTL8111H
Lan chipset
Intel I219-V
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2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
M2 devices support
2242 / 2260 / 2280 / 22110 - M Key
2242 / 2260 / 2280 - M Key
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2
M2 ports
2
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10/100/1000Mbps
Max lan speed
10/100/1000Mbps
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128 GB
Maximum supported ram
64 GB
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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
Pci express x16 slots
3
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2
Pci express x1 slots
0
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Yes
Raid support
Yes
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4
Ram slots
4
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June 2020
Release date
April 2019
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4
Sata 6 gbps ports
8
-
No
Sli support
Yes
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AM4
Socket
LGA2066
-
2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
3333Mhz
3466Mhz
3600Mhz
3733Mhz
3866Mhz
4000Mhz
4133Mhz
4266Mhz
4400Mhz
4600Mhz
Supported memory
2133Mhz
2400Mhz
2666Mhz
2800Mhz
2933Mhz
3000Mhz
3200Mhz
3333Mhz
3400Mhz
3466Mhz
3600Mhz
3733Mhz
3800Mhz
3866Mhz
4000Mhz
4133Mhz
-
No
Wireless lan
No
