ASUS PRIME B850M-A-CSM - Motherboard, AMD B850, Socket AM5, micro ATX
90MB1LQ0-M0EAYC
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Our advantages
- — Warranty: 3 years warranty
- — Return and exchange up to 30 days
- — Best price
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- Processor socketSocket AM5
- Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
- Motherboard chipsetAMD B850
- Supported memory typesDDR5-SDRAM
- Number of memory slots4
- Motherboard form factorMicro ATX
- All features
Main
Brand
ASUS
Warranty
3 years warranty
Product code
90MB1LQ0-M0EAYC
EAN/UPC code
4711636054706, 4711636054720
BIOS
BIOS memory size
256 Mbit
BIOS type
UEFI AMI
Expansion slots
1st M.2 highest PCI Express generation
5.0
1st M.2 largest key size
2280
2nd M.2 highest PCI Express generation
4.0
2nd M.2 largest key size
2280
3rd M.2 highest PCI Express generation
4.0
3rd M.2 largest key size
2280
4th M.2 highest PCI Express generation
4.0
4th M.2 largest key size
2280
Number of M.2 (M) slots
3
PCI Express x16 (Gen 4.x) slots
2
PCI Express x16 (Gen 5.x) slots
1
Features
Audio output channels
7.1 channels
Component for
PC
Cooling type
Passive
Motherboard chipset
AMD B850
Motherboard chipset family
AMD
Motherboard form factor
Micro ATX
Power source type
ATX
Product colour
Grey
Windows operating systems supported
Windows 10 x64, Windows 11
Graphics
Maximum resolution
7680 x 4320 pixels
Parallel processing technology support
Not supported
Internal I/O
12V power connector
Yes
ATX Power connector (24-pin)
Yes
Chassis intrusion connector
Yes
CPU fan connector
Yes
EPS power connector (8-pin)
Yes
Front panel audio connector
Yes
Front panel connector
Yes
Number of chassis fan connectors
3
Number of COM connectors
1
Number of CPU fan connectors
1
Number of EPS power connectors (8-pin)
1
Number of RGB LED pin headers
3
Number of SATA III connectors
4
Peripheral (Molex) power connectors (4-pin)
1
RGB LED pin header
Yes
S/PDIF out connector
Yes
TPM connector
Yes
USB 2.0 connectors
2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
2
Memory
ECC сompatibility
ECC & Non-ECC
Maximum internal memory
256 GB
Maximum internal memory per slot
64 GB
Memory channels
Dual-channel
Memory slots type
DIMM
Number of memory slots
4
Supported memory clock speed (max)
8000 MHz
Supported memory types
DDR5-SDRAM
Unbuffered memory
Yes
Network
Ethernet interface type
2.5 Gigabit Ethernet
Ethernet LAN
Yes
Packaging content
Cables included
SATA
Screws included
Yes
Packaging data
Package depth
275 mm
Package height
67.5 mm
Package weight
1.45 kg
Package width
275 mm
Processor
Processor manufacturer
AMD
Processor socket
Socket AM5
Supported processor sockets
Socket AM5
Compatible processor series
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Rear panel I/O ports
DisplayPort version
1.4
DisplayPorts quantity
2
Ethernet LAN (RJ-45) ports
1
HDMI ports quantity
1
HDMI version
2.1
Headphone outputs
1
Line-in
Yes
Microphone in
Yes
USB 2.0 ports quantity
4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
2
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
2
Storage controllers
Number of HDDs supported
4
Number of storage drives supported
7
RAID levels
0, 1, 5, 10
RAID support
Yes
Supported storage drive interfaces
PCI Express 4.0, PCI Express 5.0
Supported storage drive types
HDD & SSD
Weight & dimensions
Depth
244 mm
Width
244 mm
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