Catalogue

ASROCK B850M PRO RS

4.3 8 ratings
Motherboard - AMD B850, AMD AM5 socket, 1× PCIe x16, 1× PCIe x4, 4× DDR5 8000MHz (OC), 4× SATA III, 3× M.2, USB 3.2 Gen 2, RJ-45 (LAN) 2,5Gbps, 8ch audio, form factor: mATX (Micro ATX)
  119.90 €
Shop faster with pickup at AlzaBox or in-store.

ASROCK B850M PRO RS

ASROCK B850M PRO RS is an almost new item, in perfect condition, and comes with a full warranty. However, someone opened the original packaging before you. Why? It could have been an unwanted gift. For detailed information, click here.
  • .

The ASROCK B850M PRO RS motherboard uses the modern AMD B850 chipset and an AM5 socket, ensuring compatibility with AMD Ryzen 7000 and 8000 series processors. Its Micro ATX form factor makes the board a suitable choice for building compact yet powerful systems. The DDR5 memory can be overclocked up to a frequency of 8000MHz. The PRO RS (Race Sport) model series is characterised by its emphasis on durability and stability, which is highlighted by a modern design with white and silver elements on the printed circuit board.

Chipset

AMD B850

Chipset
Socket

AMD AM5

Socket
Format

mATX (Micro ATX)

Format 
Memory type

DDR5

Memory type
RAM slots

4×

Number of RAM slots

Key features of the ASROCK B850M PRO RS motherboard

  • AMD AM5 socket with B850 chipset and support for Ryzen 9000 series processors
  • Micro ATX format with robust Dr.MOS power delivery for stable operation
  • Support for DDR5 memory with overclocking capability and EXPO profiles
  • Blazing M.2 slot with PCIe 5.0 interface for maximum SSD speed
  • Dragon 2.5G LAN card for a fast and stable internet connection
  • Polychrome SYNC system for addressable RGB lighting synchronisation
ASROCK B850M PRO RS motherboard

Power and memory support

Stable system performance, even under heavy load, is ensured by an optimised power stage with Dr.MOS technology, which efficiently regulates voltage and minimises thermal losses. The board is designed for DDR5 memory, which enables the use of high operating frequencies and the higher data throughput necessary for modern gaming and multitasking. Protective circuits shield sensitive components from power surges and fluctuations.

ASROCK B850M PRO RS motherboard

Connectivity and multimedia features

For efficient application and operating system loading, a Blazing M.2 slot with PCIe 5.0 support is ready, complemented by additional slots for fast NVMe SSD storage. Graphics cards are installed in the reinforced Steel Slot, which can handle heavier models and prevents signal interference. Network connectivity is provided by Dragon 2.5Gbps LAN for smooth online gaming. The features include USB-C ports for fast data transfer and the integrated Nahimic Audio solution, which delivers surround sound and clear voice communication. The look of your build can be further customised using the Polychrome SYNC system for RGB lighting synchronisation. 

ASROCK B850M PRO RS motherboard
ASROCK B850M PRO RS motherboard

Port configuration

Storage

  • Number of SATA III: 4
  • Number of M.2: 5
  • M.2 Slot 1 - M.2 PCI-E NVMe Gen5
  • M.2 Slot 2 - M.2 PCI-E NVMe Gen4
  • M.2 Slot 3 - M.2 PCI-E NVMe Gen4
  • M.2 Slot 4 - M.2 PCI-E NVMe Gen4
  • M.2 Slot 5 - M.2 PCI-E NVMe Gen4
  • Features: RAID 0, RAID 1, RAID 10, RAID 5

USB ports

  • Internal USB 2.0: 4
  • Internal USB 3.2 Gen 1: 4
  • Internal USB-C 3.2 Gen 2x2: 1
  • Rear USB 3.2 Gen 1: 10
  • Rear USB-C 3.2 Gen 2: 1
  • Rear USB4 Gen 3x2: 2

Graphics

  • 󠀠HDMI 2.1
  • Graphics outputs: HDMI, Thunderbolt

Sound

  • Number of channels: 7.1
  • Rear connectors: 2× 3.5mm, Optical S/PDIF
  • Internal connectors: S/PDIF

Other

  • Rear: BIOS switch, CMOS eraser, Wi-Fi antenna
  • Power: 24pin, 2× 8pin
  • Cooling:  number of PWM FAN (4-pin) – 6 , Water pump – 4-pin
  • Internal:  Chassis intrusion sensor, RGB LED (4-pin), Temperature sensors
info

Choosing a motherboard

When choosing a motherboard, it's important to pay particular attention to the motherboard's socket type, format, and chipset. These are among the most crucial parameters, ensuring the board's compatibility with the processor, expansion cards, and other components. The specific socket will determine your choice of a suitable processor, while the remaining connectors will dictate which other components you'll need for your future computer.

Specifications

Compare
Socket
AMD AM5
Chipset
AMD B850
Motherboard form factor
mATX (Micro ATX)
Basic functions
For CPU with integrated GPU, Integrated network card, Integrated sound card, PCI Express 5.0
Memory type
DDR5

Socket and chipset

Socket
AMD AM5
Chipset
AMD B850

Format & functions

Motherboard form factor
mATX (Micro ATX)
Basic functions
For CPU with integrated GPU, Integrated network card, Integrated sound card, PCI Express 5.0

Memory

Memory type
DDR5
Number of RAM slots
4 ×
Max. frequency (OC)
8,000 MHz
Design
DIMM
Connection Mode
dual-channel

Advanced parameters

Sound card type
Realtek ALC897
Number of sound card channels
8.0

Connectors

External
DisplayPort 1.4, HDMI 2.1, Jack, RJ-45 (LAN) 2.5Gbps, USB 2.0, USB 3.2 Gen 1, USB 3.2 Gen 2, USB-C 3.2 Gen 2
Internal
M.2 PCIe 5.0, PCIe 4.0 x4, PCIe 5.0 x16, RGB LED Header, Serial ATA III, TPM header, USB 2.0 header, USB 3.2 Gen 1 header, USB-C 3.2 Gen 1 header
PCI express x16
1×
PCI express x4
1×
USB 2.0
4×
USB 3.2 Gen 1 (USB 3.0)
2×
USB 3.1 (3.1 gen2)
2×
M.2 slots
3×
Serial ATA III
4×

Compatibility

Compatible processor generation
7th generation Ryzen, 8th generation Ryzen, 9th generation Ryzen

Colour

Colour
Black, White
More Specifications
Note:

This product is not an independently functional unit and may require professional installation.

Specifications can be changed without notice. Images are for illustrative purposes only.

There are no posts in this discussion.
Accessories for ASROCK B850M PRO RS
Try our cookies Alza.cz a. s., Company identification number 27082440, use cookies and other data to ensure the proper functioning of the website and, with your consent, also, among other things, to personalize advertising and the content of our websites. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.
Detailed settings
Alzak icon
P-DC1-WEB20

Studentenrabatte Studierst du? Nutze die Rabatte von ISIC und "iamstudent"! More info »