ASUS PRIME B850M-K
- Socket AM5
- AMD B850 chipset
- Micro-ATX format
- 2x DDR5
- 2x M.2
153.99
Lowest price last 30 days
149.99
121.94 excl. VAT
In stock, expected delivery: 4 - 5 working days
ASUS PRIME B850M-K
149.99
121.94 excl. VAT
In stock, expected delivery: 4 - 5 working days
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The ASUS PRIME B850M-K is a compact Micro-ATX motherboard built on the AMD B850 chipset, designed for Socket AM5 processors including the AMD Ryzen 7000, 8000, and 9000 series. With its sleek black design and dimensions of 244 x 221 x 221 mm, this board fits neatly into a wide range of PC builds without compromising on functionality.
Memory and Storage Performance
The ASUS PRIME B850M-K supports DDR5 memory in a dual-channel configuration across two DIMM slots, with a maximum capacity of 128 GB and overclocked speeds reaching up to 8400 MHz. For storage, the board features two M.2 slots — one supporting PCIe 5.0 and one PCIe 4.0, both up to 2280 in size — alongside four SATA III connectors, offering ample flexibility for high-speed storage solutions.
Connectivity and Expansion
Connectivity on the ASUS PRIME B850M-K is comprehensive for its form factor. The board includes one PCIe 5.0 x16 and one PCIe 4.0 x16 expansion slot, along with a Realtek 2.5GbE LAN controller for fast wired networking. USB options span USB 2.0, USB 3.2 Gen 1 Type-A and Type-C, and USB 3.2 Gen 2 Type-A ports. Display output is handled via one HDMI and one DisplayPort. Audio is powered by a Realtek 7.1 Surround Sound HD Audio CODEC with S/PDIF output support, making this board a well-rounded choice for a capable AMD-based build.
Memory and Storage Performance
The ASUS PRIME B850M-K supports DDR5 memory in a dual-channel configuration across two DIMM slots, with a maximum capacity of 128 GB and overclocked speeds reaching up to 8400 MHz. For storage, the board features two M.2 slots — one supporting PCIe 5.0 and one PCIe 4.0, both up to 2280 in size — alongside four SATA III connectors, offering ample flexibility for high-speed storage solutions.
Connectivity and Expansion
Connectivity on the ASUS PRIME B850M-K is comprehensive for its form factor. The board includes one PCIe 5.0 x16 and one PCIe 4.0 x16 expansion slot, along with a Realtek 2.5GbE LAN controller for fast wired networking. USB options span USB 2.0, USB 3.2 Gen 1 Type-A and Type-C, and USB 3.2 Gen 2 Type-A ports. Display output is handled via one HDMI and one DisplayPort. Audio is powered by a Realtek 7.1 Surround Sound HD Audio CODEC with S/PDIF output support, making this board a well-rounded choice for a capable AMD-based build.
Brand:
ASUS
Product number:
21808953
Product number manufacturer:
90MB1LV0-M0EAY0
Audio
Audio chip:
Realtek 7.1 Surround Sound HD Audio CODEC
Audio output channels:
7.1 kanalen
BIOS
BIOS memory :
256 Mbit
BIOS type:
UEFI AMI
Connectivity
DisplayPorts:
1
DVI-D ports:
0
HDMI ports:
1
LAN (RJ-45) ports:
1
PS/2 ports:
1
S/PDIF (out):
USB 2.0 ports:
6
USB 3.2 (Gen 1) type A ports:
3
USB 3.2 (Gen 1) type C ports:
1
USB 3.2 (Gen 2) type A ports:
2
Internal I/O
12V power connector:
1st M.2 maximum slot size:
2280
1st M.2 slot PCI Express generation:
5.0
2nd M.2 maximum slot size:
2280
2nd M.2 slot PCI Express generation:
4.0
ATX Power connector (24-pin):
Chassis fan connector(s):
3
CPU fan connector:
EPS power connector (8-pin):
Front panel audio connector:
M.2 ports:
2
SATA III connectors:
4
TPM connector:
USB 2.0 Headers:
2
USB 3.1 (3.1 Gen 2) connectors:
0
USB 3.1 (Gen 1) header(s):
2
Memory
ECC compatibility:
ECC & Niet-ECC
Maximum memory:
128 GB
Memory channels support:
Dual-Channel
Memory slots:
2
Memory slots type:
DIMM
Memory types supported:
DDR5
Supported memory clock speeds (OC):
8400 (OC) MHz
Unbuffered:
Networking
LAN controller:
Realtek 2.5GbE LAN chip
Network standard:
2500 Mbps
Network technology (wired):
Packaging content
Cables included:
SATA
Physical characteristics
Colour of product:
Black
Depth:
221 mm
Height:
244 mm
Model:
Micro-ATX
Width:
221 mm
Processor
Compatible processor series:
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Processor family:
AMD
Sockets
Supported socket:
Socket AM5
Technical details
Chipset:
AMD B850
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