ASRock AMD B850M Pro RS WiFi 6E Socket AM5 Ryzen 9000, 8000 and 7000 Series DDR5 B850 up to 8000+ (OC) MHz 256GB Micro ATX Motherboard M.2 SATA3 6.0 Gb/s PCIe 5.0 Realtek 2.5G LAN BIOS Flashback
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AI Verdict
This Micro ATX AM5 motherboard with an 8+2+1 phase VRM and PCIe 5.0 is for budget-conscious Ryzen 7000/8000/9000 builders needing Wi-Fi 6E.
This ASRock B850M Pro RS WiFi 6E motherboard is a situational fit for its target audience. It provides a modern AM5 platform with PCIe 5.0 and Wi-Fi 6E at an entry-plus price point, making it suitable for builders prioritizing these features on a budget. However, its 8+2+1 VRM and limited high-speed USB ports mean it's not ideal for maximum overclocking or extensive high-bandwidth peripheral use.
If you need more robust power delivery for extreme overclocking or more high-speed USB ports, look for boards with a 14+2+1 VRM design and more USB 3.2 Gen2x2 or Gen2 ports.
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Pros
- Supports AMD Socket AM5 Ryzen 9000, 8000, and 7000 Series Processors, offering compatibility with current and future CPUs.
- Features an 8+2+1 phase power design with Dr.MOS, providing stable power delivery for the CPU.
- Includes one PCIe 5.0 x16 slot for next-generation graphics cards and one Blazing M.2 (PCIe Gen5x4) slot for ultra-fast storage.
- Comes with integrated 802.11axe WiFi 6E and Bluetooth, eliminating the need for separate wireless adapters.
- Offers comprehensive storage with three M.2 slots (one PCIe 5.0, two PCIe 4.0) and four SATA3 ports.
- Supports DDR5 memory up to 8000+ (OC) MHz across four DIMM slots, allowing for high-speed RAM configurations.
Cons
- The 8+2+1 phase VRM, while functional, is less robust than the 14+2+1 designs seen on some other B850 boards in the same price band, potentially limiting extreme overclocking headroom for high-end CPUs.
- Only one PCIe 5.0 x16 slot and one PCIe 4.0 x4 slot, which might restrict future expansion for multiple high-bandwidth cards.
- The Realtek ALC897 audio codec is a budget-tier solution, not offering the audio fidelity of higher-end codecs.
- ASRock's software suite is reported by users to be 'slimmed down and a bit clunky'.
- Rear I/O includes 8 USB 2.0 ports (4 rear, 4 front), which are slow for modern peripherals.
Dimension Scores
The 8+2+1 phase power design with Dr.MOS is adequate for most Ryzen 7000/8000/9000 CPUs at stock speeds, but it's not as robust as the 14+2+1 designs found on some competitors in the price band.
It includes PCIe 5.0 for GPU and one M.2 slot, Wi-Fi 6E, 2.5G LAN, and BIOS Flashback, which are strong features for its price point.
With one PCIe 5.0 x16 slot, one PCIe 4.0 x4 slot, three M.2 slots (one Gen5x4, two Gen4x4), and four SATA3 ports, it offers a decent range of expansion, though the second PCIe slot is limited to x4 bandwidth.
The BIOS is reported as straightforward, but ASRock's software suite is described by users as 'slimmed down and a bit clunky'.
Best For
- Building a compact Micro ATX gaming PC with a single high-end GPU and a Ryzen 7000/8000/9000 series CPU.
- Users who need integrated Wi-Fi 6E and Bluetooth without adding extra components.
- Budget-conscious builders looking for PCIe 5.0 support for both graphics and storage.
Not Recommended For
- Enthusiasts planning extreme CPU overclocking with top-tier Ryzen 9 CPUs due to the 8+2+1 VRM design.
- Users requiring multiple PCIe 5.0 or PCIe 4.0 x16 slots for SLI/CrossFire or multiple high-bandwidth expansion cards.
- Audiophiles who demand premium integrated audio quality.
Watch Out For
- The 8+2+1 phase power design, while adequate, may struggle to maintain peak performance with heavily overclocked Ryzen 9000 series processors under sustained loads.
- Despite having three M.2 slots, only one is PCIe Gen5x4, with the other two being PCIe Gen4x4, which could be a bottleneck for multiple ultra-fast NVMe drives.
- The rear I/O is heavy on USB 2.0 ports (4 rear, 4 front), meaning many peripherals will be limited to 480 Mbps transfer speeds.
Full Specifications
| ASIN | B0DRTWM32Q |
| Brand | ASRock |
| Platform | Windows 11 |
| Batteries | 1 CR2032 batteries required. |
| CPU Model | Ryzen 7 |
| CPU Socket | Socket AM5 |
| Model Name | B850M PRO RS WIFI |
| Item Weight | 2.68 pounds |
| Chipset Type | AMD B850 |
| Manufacturer | ASRock |
| Item model number | B850M PRO RS WIFI |
| Compatible Devices | Desktop |
| Memory Clock Speed | 8000 MHz |
| Product Dimensions | 9.45 x 9.45 x 1.57 inches |
| Compatible Processors | AMD Ryzen 9000/8000/7000 Series |
| RAM Memory Technology | DDR5 |
What Buyers Say
This ASRock B850M Pro RS WiFi 6E motherboard seems to be a surprisingly capable option for its price, especially considering its PCIe 5.0 support for both graphics and storage, and integrated Wi-Fi 6E. Users appreciate the flexibility provided by multiple M.2 slots and a decent number of USB ports, though some of the USB ports are older Gen 2. The power delivery, while not top-tier, appears to handle modern Ryzen CPUs without excessive heat, making it a contender for a budget-friendly AM5 build. The main trade-off appears to be the slightly less refined software experience compared to some competitors.
“Man, for the money, this board packs a punch with the PCIe 5.0 and Wi-Fi 6E, but don't expect a super fancy software experience or to push your Ryzen 9 to its absolute limits without some compromises.”
Common Praise
- Supports high-speed DDR5 memory up to 8000+ (OC) MHz.
- Includes a PCIe 5.0 x16 slot for current-gen graphics cards.
- Offers a Blazing M.2 (PCIe Gen5x4) slot for fast NVMe SSDs.
- Integrated Wi-Fi 6E and 2.5G LAN provide modern network connectivity.
- The BIOS is described as 'very straightforward' and easy to navigate.
- The 8+2+1 phase VRM with Dr.MOS handles Ryzen CPUs without overheating.
Common Complaints
- ASRock's accompanying software is 'a little bit slimmed down and a bit clunky'.
- The 8+2+1 VRM might not be sufficient for pushing extreme overclocks on high-core-count Ryzen 9 CPUs.
- A significant number of the USB ports are older USB 2.0.
- The audio codec (Realtek ALC897) is considered entry-level.
Ownership Tips
- The M.2 Bottom Heatsink helps keep NVMe SSDs cool, preventing thermal throttling during extended use.
- BIOS Flashback is a lifesaver for updating firmware for newer CPUs without needing an older compatible chip first.
- The Micro ATX form factor is great for smaller cases, but means fewer expansion slots compared to full ATX boards.
- The 2.5G LAN is a noticeable upgrade over standard Gigabit Ethernet for faster network transfers.
Frequently Asked Questions
Does this motherboard support AMD Ryzen 9000 series processors?
Yes, it supports AMD Socket AM5 Ryzen 9000, 8000, and 7000 Series Processors.
What type of RAM does this motherboard use and what's the maximum speed?
It uses DDR5 RAM and supports overclocked speeds up to 8000+ (OC) MHz across its four DIMM slots.
Does this motherboard have Wi-Fi and Bluetooth?
Yes, it features integrated 802.11axe WiFi 6E and Bluetooth connectivity.
How many M.2 slots are available for storage?
There are three M.2 slots: one Blazing M.2 (PCIe Gen5x4) and two Hyper M.2 (PCIe Gen4x4).
Can I flash the BIOS without a CPU installed?
Yes, this motherboard supports BIOS Flashback, allowing you to update the BIOS without a CPU, RAM, or graphics card.
Buying Guide
When you're looking at motherboards, you're essentially picking the central nervous system for your PC. It dictates what CPU you can use, how much and what speed RAM you can install, and how many storage drives and expansion cards you can add. Don't cheap out too much here, because upgrading your motherboard often means rebuilding your entire PC. Pay attention to the socket type for your CPU, the RAM type and speed, and the number of M.2 slots for fast storage.
Socket AM5
DDR5 Memory
PCIe 5.0
Alternatives
If this board doesn't quite fit, look for motherboards with a 14+ phase VRM for more stable overclocking, or an ATX form factor if you need more PCIe slots for multiple expansion cards.
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