ASRock B850M Rock WiFi
Micro ATX Motherboard Socket AM5 AMD B850 - 2x DDR5 - M.2 PCIe 5.0 - USB 3.0 - PCI-Express 5.0 16x - LAN 2.5 GbE - Wi-Fi 6E
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ASRock B850M Rock WiFi: high-performance and compact AM5 motherboard
The ASRock B850M Rock WiFi motherboard is an ideal foundation for building a high-performance and compact AMD Ryzen system. Compatible with AMD Ryzen 7000, 8000 and 9000 series processors on the AM5 socket, it combines advanced connectivity, ultra-fast storage and support for high-frequency DDR5 memory.
Its Micro-ATX form factor makes it easy to integrate into many cases while retaining modern features designed for gaming, content creation and intensive multitasking. Thanks to its integrated 2.5 GbE network connectivity and Wi-Fi 6E, enjoy a fast and stable connection for all your digital activities.

Highlights of the ASRock B850M Rock WiFi
- AMD B850 chipset compatible with AMD Ryzen 7000, 8000 and 9000 series processors on the AM5 socket
- Micro-ATX form factor ideal for designing a compact and high-performance system
- Support for DDR5 memory up to 128 GB with frequencies up to 8200 MHz (OC)
- 1 PCIe 5.0 x16 slot to accommodate next-generation graphics cards
- Wi-Fi 6E wireless connectivity delivering high speeds, low latency and access to the 6 GHz band
- Dragon 2.5 GbE LAN network ensuring fast transfers and a stable connection for online gaming and streaming
- Ultra-fast storage with M.2 PCIe Gen5 and Gen4 slots for high-performance NVMe SSDs
- HDMI and DisplayPort video outputs
- Smart cooling with PWM/DC fan management and Fan-Tastic Tuning function to easily adjust fan curves
- ASRock Polychrome RGB lighting with RGB and ARGB connectors compatible with many lighting accessories
Play in the best conditions
The high frequencies of AMD Ryzen processors are a real advantage in games. Choose the right components and build an ultra-powerful Gaming PC, latency-free and ready to perform when it counts. Gain the edge over your opponents and reach new heights thanks to AMD Ryzen 9000/8000/7000 processors and AMD AM5 motherboards.
AMD Ryzen 9000 processors deliver performance in every area. They will enable you to create faster, reach your goals more quickly and save time all the time. Whether it's 3D rendering or exporting large video files, design, deliver and get the job done with PCIe 5.0 speed and storage, many processing threads and dedicated video accelerators.

Select your criteria
General information |
Product name |
ASRock B850M Rock WiFi |
Brand |
ASRock | |
Model |
B850M ROCK WIFI | |
Processor |
Processor support |
AMD AM5 |
Number of CPUs supported |
1 | |
Chipset |
Chipset |
AMD B850 |
Memory |
Memory format |
2 X DIMM 288 pins (DDR5) |
Memory Frequency(ies) |
DDR5 8200 MHz | |
| DDR5 7600 MHz | ||
| DDR5 8000 MHz | ||
| DDR5 7800 MHz | ||
| DDR5 7200 MHz | ||
| DDR5 7000 MHz | ||
| DDR5 6800 MHz | ||
| DDR5 6600 MHz | ||
| DDR5 6400 MHz | ||
| DDR5 6200 MHz | ||
| DDR5 6000 MHz | ||
| DDR5 5600 MHz | ||
| DDR5 5200 MHz | ||
| DDR5 4800 MHz | ||
| DDR5 4400 MHz | ||
Memory type |
DDR5 | |
Memory technology |
Dual Channel | |
Maximum RAM capacity per slot |
64 GB | |
Maximum RAM capacity |
128 GB | |
Graphic |
Integrated graphics controller |
No |
Compatible graphics core integrated in the CPU |
Yes | |
Expansion slots |
Graphic connector(s) |
1 X PCI Express 5.0 x16 |
Number and Type of slots |
1 X PCI Express 3.0 16x (x4) | |
Audio |
Audio Chipset |
Realtek ALC897 |
Number of audio channels |
8 | |
Network |
Number of ports/Ethernet controler |
1 X Realtek RTL8125BG |
Network standard(s) |
Wi-Fi 6E | |
| Bluetooth 5.3 | ||
| 2.5 Gbps Gigabit Ethernet (2.5 GbE) | ||
Wi-Fi |
Yes | |
Storage |
RAID supported |
Yes |
Hard drives connectors |
4 X Serial ATA 6Gb/s (SATA Revision 3) | |
| 1 X M.2 - PCI-E 5.0 x4 | ||
| 1 X M.2 - PCI-E 4.0 x4 | ||
Number of M.2 slot(s) |
2 | |
Supported RAID Modes |
10 | |
| 1 | ||
| 0 | ||
Connectivity |
Motherboard connector location |
Standard connectors (on the motherboard) |
Rear panel connectors |
1 X DisplayPort Female | |
| 2 X SMA Female | ||
| 1 X HDMI Female | ||
| 4 X USB 3.0 | ||
| 2 X USB 2.0 | ||
| 1 X RJ45 Female | ||
| BIOS Flash Update | ||
| 3 X 3.5mm Jack Female Stereo | ||
Additional connectors |
Front panel audio | |
| 1 X +12V (Power supply P8) | ||
| 1 X ATX 24 Pin | ||
| 4 X Internal USB 2.0 | ||
| 2 X Internal USB 3.0 | ||
| 1 X Internal USB 3.1 Type C | ||
| 3 X Addressable LED RGB connector(s) | ||
| 1 X LED RGB connector(s) | ||
Physical characteristics |
Motherboard format |
Micro ATX |
Length |
244 mm | |
Width |
226 mm | |
Equipment |
Advanced overclocking features |
Yes |
Use |
Gaming | |
| Multimedia | ||
LED |
No | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
|
|
Safety Information |
Responsible person |
ASRock EUROPE B.V. |
Postal address |
Bijsterhuizen 11-11 6546 AR Nijmegen The Netherlands | |
Electronic Address |
sales@asrock.nl |
See all ASRock products
Product referenced on 20 May 2026
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