Asus Components

ASUS PRIME B850-PLUS-CSM AMD B850 Socket AM5 ATX
Asus Components

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Sales Rank: #370 in Motherboards
#34471 in Computer
Style: Motherboards
Product No.: 2101385040
Description:The ASUS PRIME B850-PLUS-CSM is a high-performance motherboard designed for AMD Ryzen 7000 and 8000 Series processors, utilizing the advanced AM5 socket. This ATX board supports DDR5 memory, PCIe 4.0, multiple M.2 slots with heatsinks for ultra-fast storage solutions, and robust power delivery to ensure stable operation even under heavy workloads. With comprehensive connectivity options including USB 3.2 Gen2x2 Type-C ports, HDMI and DisplayPort outputs, as well as Realtek Gigabit LAN for reliable networking, it?s ideal for demanding users such as gamers, content creators or professionals seeking maximum productivity and system stability. ASUS integrates exclusive features like AI Cooling II and Fan Xpert 4 to optimize thermal management automatically while maintaining quiet operation. The manufacturer stands out not only through innovation but also by committing to sustainability: ASUS implements eco-friendly manufacturing processes and uses recyclable materials in packaging wherever possible?helping reduce environmental impact without compromising quality or performance. By choosing this product from ASUS?a global leader known for reliability?you contribute positively towards responsible technology consumption.
Manufacturer No.: 90MB1LC0-M0EAYC
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Item number21013850402101053150210141578221012224022101420066
On offer since15.04.202525.11.202321.05.202527.07.202428.05.2025
Price175,49 EUR124,59 EUR247,69 EUR281,49 EUR204,69 EUR
Weight1.03 kg420 g2.41kg3.59kg1.78 kg
ManufacturerAsusAsusAsusGigabyteGigabyte
CategoryHardware/ElectronicHardware/ElectronicHardware/ElectronicHardware/ElectronicHardware/Electronic
Processor manufacturerAMD Intel AMD AMD AMD
Processor socketSocket AM5 LGA 1700 Socket AM5 Socket AM5 Socket AM5
Compatible processor seriesAMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series 		Intel® Celeron®
Intel® Core? i3
Intel® Core? i5
Intel® Core? i7
Intel® Core? i9
Intel® Pentium® Gold 		AMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series 		AMD Ryzen? 7 AMD Ryzen 7000 Series
AMD Ryzen 8000 Series
AMD Ryzen 9000 Series
Supported memory typesDDR5-SDRAM DDR5-SDRAM DDR5-SDRAM DDR5-SDRAM DDR5-SDRAM
Number of memory slots4 2 4 4 4
Maximum internal memory256 GB96 GB256 GB192 GB256 GB
Memory slots typeDIMM DIMM DIMM DIMM DIMM
Memory channelsDual-channel Dual-channel Dual-channel Dual-channel Dual-channel
Unbuffered memoryYes Yes Yes Yes Yes
Supported storage drive interfacesM.2
SATA III 		M.2
SATA III 		M.2
SATA III 		M.2
SATA III 		M.2
PCI Express 4.0
PCI Express 5.0
SATA III
Supported storage drive typesHDD & SSD HDD & SSD HDD & SSD HDD & SSD HDD & SSD
Number of HDDs supported4 4 2 4 4
Number of storage drives supported7 5 6 7 6
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B850M AORUS ELITE WIFI6E, Mainboard
USB 2.0 connectors2 1 2 2 2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2 1 1 1 1
Number of SATA III connectors4 4 2 4 4
Front panel audio connectorYes Yes Yes Yes Yes
ATX Power connector (24-pin)Yes Yes Yes Yes Yes
CPU fan connectorYes Yes Yes Yes Yes
Number of chassis fan connectors4 1 3 4 4
12V power connectorYes Yes Yes Yes Yes
USB 2.0 ports quantity2 2 2 4 4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2 2 4 5 5
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3 0 2 2 2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1 0 1 1 1
Ethernet LAN (RJ-45) ports1 1 1 1 1
HDMI ports quantity1 1 1 1 1
DisplayPorts quantity1 1 1 1 1
Wi-FiNo No Yes Yes Yes
Ethernet LANYes Yes Yes Yes Yes
Ethernet interface type2.5 Gigabit Ethernet Gigabit Ethernet 2.5 Gigabit Ethernet 2.5 Gigabit Ethernet 2.5 Gigabit Ethernet
Component forPC PC PC PC PC
Motherboard form factorATX mini ITX micro ATX ATX micro ATX
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B850M AORUS ELITE WIFI6E, Mainboard
Motherboard chipset familyAMD Intel AMD AMD AMD
Motherboard chipsetAMD B850 Intel H610 AMD B850 AMD B650 AMD B850
Audio output channels7.1 channels7.1 channels7.1 channels7.1 channels7.1 channels
Windows operating systems supportedWindows 10 x64
Windows 11 		Windows 10 x64
Windows 11 x64 		Windows 11 Windows 11 x64 Windows 10 x64
Windows 11 x64
Number of M.2 (M) slots3 1 4 3 2
BIOS typeUEFI AMI UEFI AMI UEFI AMI UEFI AMI UEFI AMI
BIOS memory size256 Mbit128 Mbit256 Mbit256 Mbit256 Mbit
Width305 mm170.2 mm244 mm305 mm244 mm
Depth244 mm170.2 mm244 mm244 mm244 mm

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Technical specifications

Language

Weight & dimensions

Width305 mm
Height48 mm
Depth244 mm

Memory

Unbuffered memoryYes
Supported memory typesDDR5-SDRAM
Number of memory slots4
Memory slots typeDIMM
Memory channelsDual-channel
Maximum internal memory256 GB
ECC сompatibilityECC & Non-ECC

Processor

Processor socketSocket AM5
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series

Rear panel I/O ports

VGA (D-Sub) ports quantity0
USB connector typeUSB Type-A, USB Type-C
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity3
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
USB 2.0 ports quantity2
Microphone inYes
Line-inYes
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DisplayPorts quantity1
DVI-D ports quantity0

Internal I/O

USB 3.2 Gen 2 (3.1 Gen 2) connectors0
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
USB 2.0 connectors2
Thunderbolt headers1
S/PDIF out connectorYes
Number of chassis fan connectors4
Number of SATA III connectors4
Number of CPU fan connectors1
Number of COM connectors1
Front panel audio connectorYes
EPS power connector (8-pin)Yes
Chassis intrusion connectorYes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
12V power connectorYes

Network

Wi-FiNo
Ethernet interface type2.5 Gigabit Ethernet
Ethernet LANYes

Expansion slots

PCI Express x16 (Gen 4.x) slots1
Number of M.2 (M) slots3

BIOS

BIOS typeUEFI AMI
BIOS memory size256 Mbit

Other features

Weight1.03 kg

Graphics

Parallel processing technology supportNot supported

Features

Windows operating systems supportedWindows 10 x64, Windows 11
Product colourMulticolour
Motherboard form factorATX
Motherboard chipset familyAMD
Motherboard chipsetAMD B850
Component forPC
Audio output channels7.1 channels

Storage controllers

Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
RAID supportYes
RAID levels0, 1, 5, 10
Number of storage drives supported7
Number of HDDs supported4

Packaging data

Package width353 mm
Package weight1.24 kg
Package height68 mm
Package depth273 mm

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