Audio port Input/Output connectors - 3
BIOS - BIOS memory size - 256 Mbit
BIOS - BIOS type - UEFI AMI
Brand - ASUS
BrandPartCode - 90MB1LC0-M0EAY0
Category - Motherboards
Category Code - MBA
Chipset - AMD B850
Description - PRIME B850-PLUS ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B850-PLUS motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
DisplayPort Input/Output connectors - 1
Expansion slots - 1st M.2 highest PCI Express generation - 5.0
Expansion slots - 1st M.2 largest key size - 2280
Expansion slots - 2nd M.2 highest PCI Express generation - 4.0
Expansion slots - 2nd M.2 largest key size - 2280
Expansion slots - 3rd M.2 highest PCI Express generation - 4.0
Expansion slots - 3rd M.2 largest key size - 22110
Expansion slots - Number of M.2 (M) slots - 3
Expansion slots - PCI Express x16 (Gen 4.x) slots - 1
Expansion slots - PCI Express x16 (Gen 5.x) slots - 1
Features - Audio output channels - 7.1 channels
Features - Component for - PC
Features - Motherboard chipset - AMD B850
Features - Motherboard chipset family - AMD
Features - Motherboard form factor - ATX
Features - Windows operating systems supported - Windows 10 x64, Windows 11
Form Factor - ATX
Frequency speed - 8000 MHz
Full Description Line - AMD B850|SAM5|ATX|DDR5|8000 MHz|Memory slots 4|1xPCI-Express 4.0 16x|1xPCI-Express 5.0 16x|3xM.2|1xHDMI|1xDisplayPort|2xUSB 2.0|5xUSB 3.2|1xUSB-C|1xRJ45|3xAudio port|SATA|USB-C|USB 2.0|USB 3.2|Video Depending on CPU|Audio|LAN 2.5 Gigabit|RAID SATA 0, 1, 5, 10
Graphics - Parallel processing technology support - Not supported
GTIN - 0197105982017
GTIN - 197105982017
GTIN - 4711387982013
HDMI Input/Output connectors - 1
Included Accessories - Cables
2 x SATA 6Gb/s cables
Miscellaneous
1 x M.2 rubber packages
3 x Screw packages for M.2 SSD
Documentation
1 x Quick start guide
Integrated audio - Yes
Integrated LAN - 2.5 Gigabit
Integrated video - Depending on CPU
Internal I/O - 12V power connector - Yes
Internal I/O - ATX Power connector (24-pin) - Yes
Internal I/O - Chassis intrusion connector - Yes
Internal I/O - CPU fan connector - Yes
Internal I/O - EPS power connector (8-pin) - Yes
Internal I/O - Front panel audio connector - Yes
Internal I/O - Number of chassis fan connectors - 4
Internal I/O - Number of COM connectors - 1
Internal I/O - Number of CPU fan connectors - 1
Internal I/O - Number of SATA III connectors - 4
Internal I/O - S/PDIF out connector - Yes
Internal I/O - Thunderbolt headers - 1
Internal I/O - USB 2.0 connectors - 2
Internal I/O - USB 3.2 Gen 1 (3.1 Gen 1) connectors - 2
LongDesc - Prime B850-PLUS-CSMASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B850-PLUS-CSM motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
LongProductName - AMD B850, AM5, 4 x DIMM slots, max. 256GB DDR5, 256Mb Flash ROM, UEFI AMI BIOS, Realtek 2.5Gb Ethernet, ATX
LongSummaryDescription - ASUS PRIME B850-PLUS-CSM. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 256 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 5, 10. Ethernet interface type: 2.5 Gigabit Ethernet. Component for: PC, Motherboard form factor: ATX, Motherboard chipset family: AMD
M.2 Expansion slots - 3
Memory - ECC сompatibility - ECC & Non-ECC
Memory - Maximum internal memory - 256 GB
Memory - Memory channels - Dual-channel
Memory - Memory slots type - DIMM
Memory - Number of memory slots - 4
Memory - Supported memory types - DDR5-SDRAM
Memory - Unbuffered memory - Yes
Memory slots - 4
Memory type - DDR5
Model - PRIME B850-PLUS
Network - Ethernet interface type - 2.5 Gigabit Ethernet
Network - Ethernet LAN - Yes
Network - Wi-Fi - No
Packaging content - Cables included - SATA
Packaging content - Screws included - Yes
PCI-Express 4.0 16x Expansion slots - 1
PCI-Express 5.0 16x Expansion slots - 1
Processor - Compatible processor series - AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Processor - Processor manufacturer - AMD
Processor - Processor socket - Socket AM5
Processor - Supported processor sockets - Socket AM5
ProductName - PRIME B850-PLUS-CSM
Product Net Weight - 1 kg
RAID - SATA 0, 1, 5, 10
Rear panel I/O ports - DisplayPorts quantity - 1
Rear panel I/O ports - Ethernet LAN (RJ-45) ports - 1
Rear panel I/O ports - HDMI ports quantity - 1
Rear panel I/O ports - USB 2.0 ports quantity - 2
Rear panel I/O ports - USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity - 2
Rear panel I/O ports - USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity - 3
Rear panel I/O ports - USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity - 1
RJ45 Input/Output connectors - 1
SATA Interface - Yes
Shipping Box Depth Shipping/Package Box Dimensions - 37 cm
Shipping Box Height Shipping/Package Box Dimensions - 30 cm
Shipping Box Weight Shipping/Package Box Dimensions - 8.7 kg
Shipping Box Width Shipping/Package Box Dimensions - 36 cm
ShortSummaryDescription - ASUS PRIME B850-PLUS-CSM, AMD, Socket AM5, AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series, Socket AM5, DDR5-SDRAM, 256 GB
Socket - SAM5
Storage controllers - Number of HDDs supported - 4
Storage controllers - Number of storage drives supported - 7
Storage controllers - RAID levels - 0, 1, 5, 10
Storage controllers - RAID support - Yes
Storage controllers - Supported storage drive interfaces - M.2, SATA III
Storage controllers - Supported storage drive types - HDD & SSD
Title - ASUS PRIME B850-PLUS-CSM AMD B850 Socket AM5 ATX
Unit Box Height - 0.27
Unit Box Length - 0.355
Unit Box Width - 0.07
Unit Calculated Volume - 0.007992 cubm
Unit Calculated Weight - 1.74 kg
Units per Shipping Box - 5
URL - https://www.asus.com/motherboards-components/motherboards/csm/prime-b850-plus-csm/
USB-C Input/Output connectors - 1
USB-C Interface - Yes
USB 2.0 Input/Output connectors - 2
USB 2.0 Interface - Yes
USB 3.2 Input/Output connectors - 5
USB 3.2 Interface - Yes
Vendor Homepage - www.asus.com/motherboards-components/motherboards/prime/prime-b850-plus/
Warranty - 36 months
WarrantyInfo -
Weight & dimensions - Depth - 244 mm
Weight & dimensions - Width - 305 mm
