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Ryzen 5, Ryzen 7, Ryzen 9 Processor Supported - 256 GB DDR5 SDRAM Maximum RAM - DIMM, UDIMM - 4 x Memory Slots - Gigabit Ethernet - IEEE 802.11 a/b/g/n/ac/ax/be - HDMI - DisplayPort - 4 x SATA Interfaces
$238.27
Special order — estimated available by September 10, 2026.
Genuine MSI through authorized distribution — TAA country-of-origin verified and NDAA §889 screened before checkout.
PRO B850M-A WIFI PZ
PRO B850M-A WIFI PZ offers a sleek design with a harmonious silver-white color scheme that perfectly matches white PC builds. Its innovative back-connect design reduces the complexity of cable management, resulting in an aesthetically pleasing appearance for the system. It is engineered with many exclusive features of MSI, Wi-Fi 7 with EZ Antenna, 5G LAN, PCIe 5.0 M.2, and Supplemental PCIe Power, ready for the AMD Ryzen 9000 series processors.
PRO BUSINESS ELEGANCE
The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.
MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before.
AI Engine
provides several categories for you to sync the applications you want to perform and automatically optimizing them to create a comfortable environment.
AI LAN MANAGER
optimizes networking performance and minimizes latency, providing a seamless online experience.
Frozr AI Cooling
automatically adjusts fan duty to make sure the system stays in cool, stable and high performance.
AI Boost
is an MSI exclusive feature. It overclocks NPU to improve higher AI performance.
Back-Connect Design
The PRO B850M-A WIFI PZ features a back-connect design, which relocates the motherboard power, CPU power, fan pins, SATA, and other interfaces to the back of the motherboard. This allows for simpler cable management, while also providing a cleaner and more aesthetically pleasing appearance for the system.
DIRECT 8+2+1 POWER DESIGN
Unleash and sustain the maximum performance with a VRM design built with a total of 8+2+1 digital power phases. With 8+4-pin power connectors, PRO B850M-A WIFI PZ is ready for the challenge of heavy-loading tasks.
Limited Warranty: 3 Year
Dedicated to customer-driven innovation, MSI leverages its remarkable R&D strengths to craft top-notch, well-acclaimed motherboards, graphics cards, notebook PCs and All-in-One PCs. The Overclocking Series is designed for enthusiasts who pursue extreme performance and go after world records. Aimed at fulfilling the needs and expectations toward professional gaming, the MSI GAMING Series receives gamers’ unanimous acclaim. Incorporating Military Class components, the Classic Series has an excellent reputation for quality and durability. All these distinctive products have made MSI a forerunner in the middle-range and high-end market. Also adding to the lineup are cloud servers, tailor-made IPCs, intelligent panoramic camera (Panocam), robotic appliances and human-centric vehicle electronics that further demonstrate MSI's strengths and endeavors in consumer, commercial and IOT(Internet of Things) markets.
| Audio | |
|---|---|
| Audio Channels | 7.1 |
| General Information | |
| Manufacturer | MSI |
| Manufacturer Part Number | PROB850MAWIFIPZ |
| Brand Name | MSI |
| Product Series | PRO |
| Product Model | B850M-A WIFI PZ |
| Product Name | PRO B850M-A WIFI PZ Gaming Desktop Motherboard |
| Product Type | Gaming Desktop Motherboard |
| I/O Controller | |
| Controller Type | Serial ATA/600 |
| RAID Supported | Yes |
| RAID Levels | 0, 1, 10 |
| I/O Expansions | |
| Total Number of PCI Express Slots | 4 |
| PCI Express Standard | PCI Express 3.0, PCI Express 5.0 |
| Number of PCI Express x16 Slots | 4 |
| Interfaces/Ports | |
| Total Number of USB Ports | 8 |
| HDMI | Yes |
| DisplayPort | Yes |
| Number of Network (RJ-45) Ports | 1 |
| Memory | |
| Number of Memory Slots | 4 |
| Memory Form Factor | DIMM, UDIMM |
| Maximum Memory Supported | 256 GB |
| Memory Speed Supported | 8200 MHz, 6400 MHz, 6000 MHz, 5600 MHz, 4800 MHz |
| Memory Technology | DDR5 SDRAM |
| Network & Communication | |
| Bluetooth | Yes |
| Bluetooth Standard | Bluetooth 5.4 |
| Gigabit Ethernet | Yes |
| Wireless LAN | Yes |
| Wireless LAN Standard | IEEE 802.11 a/b/g/n/ac/ax/be |
| Onboard Interfaces | |
| Number of SATA Interfaces | 4 |
| Number of M.2 Interfaces | 2 |
| Total Number of Onboard USB Ports | 7 |
| Number of Onboard USB 2.0 Ports | 4 |
| Physical Characteristics | |
| Form Factor | Micro ATX |
| Height | 3.1" |
| Width | 9.6" |
| Depth | 9.6" |
| Weight (Approximate) | 3.46 lb |
| Processor & Chipset | |
| Chipset Manufacturer | AMD |
| Chipset Model | B850 |
| Total Processor Supported | 1 |
| Processor Socket | Socket AM5 |
| Processor Supported | Ryzen 5, Ryzen 7, Ryzen 9 |
| Technical Information | |
| AI-powered | Yes |
| Video | |
| Onboard Video | CPU Dependent Video |
| Warranty | |
| Limited Warranty | 3 Year |
| Miscellaneous | |
| Package Contents |
|
| Environmental Compliance | China Restriction of Hazardous Substances (China RoHS), Restriction of Hazardous Substances (RoHS), Taiwan Restriction of Hazardous Substances (Taiwan RoHS), Waste Electrical and Electronic Equipment Directive (WEEE) |
Matched on 200 GB+ · 5–10
$143.58
Back-ordered$165.88
Back-ordered$173.57
Back-ordered$184.13
Back-ordered$149.14
Back-orderedSend a bill of materials or part numbers — we confirm stock, TAA country of origin and a below-market total. No payment up front.
