MSI
PROB840MB MSI MB PRO B840M-B B840 AM5 Max256GB DDR5 mATX Retail
Mfg Part Number: PROB840MB , Item #: 5771853
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PRO B840M-B
PRO B840M-B is engineered with many exclusive features of MSI, PCIe 4.0 M.2, EZ PCIe Clip II, 2.5G LAN, and Front Type-C, 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.
READY FOR AI PC
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.
| General Information | |
| Manufacturer | MSI |
| Manufacturer Part Number | PROB840MB |
| Manufacturer Website Address | http://www.msi.com |
| Brand Name | MSI |
| Product Series | PRO |
| Product Model | B840M-B |
| Product Name | PRO B840M-B Gaming Desktop Motherboard |
| Product Type | Gaming Desktop Motherboard |
| Technical Information | |
| AI-powered | Yes |
| Processor & Chipset | |
| Chipset Manufacturer | AMD |
| Chipset Model | B840 |
| Total Processor Supported | 1 |
| Processor Socket | Socket AM5 |
| Processor Supported | Ryzen 7 |
| Processor Supported | Ryzen 9 |
| Memory | |
| Number of Memory Slots | 2 |
| Memory Form Factor | DIMM |
| Memory Form Factor | UDIMM |
| Maximum Memory Supported | 128 GB |
| Memory Technology | DDR5 SDRAM |
| Memory Speed Supported | 7200 MHz |
| Memory Speed Supported | 4800 MHz |
| Memory Speed Supported | 8000 MHz |
| Memory Speed Supported | 5600 MHz |
| I/O Controller | |
| Controller Type | Serial ATA/600 |
| RAID Supported | Yes |
| RAID Levels | 10 |
| RAID Levels | 1 |
| RAID Levels | 0 |
| Video | |
| Onboard Video | CPU Dependent Video |
| Audio | |
| Audio Channels | 7.1 |
| Network & Communication | |
| Gigabit Ethernet | Yes |
| 2.5Gigabit Ethernet | Yes |
| I/O Expansions | |
| Total Number of Expansion Slots | 2 |
| PCI Express Standard | PCI Express 3.0 |
| PCI Express Standard | PCI Express 4.0 |
| Total Number of PCI Express Slots | 2 |
| Number of PCI Express x1 Slots | 1 |
| Number of PCI Express x16 Slots | 1 |
| Interfaces/Ports | |
| Total Number of USB Ports | 6 |
| Number of USB 2.0 Ports | 2 |
| VGA | Yes |
| HDMI | Yes |
| HDMI Version | 2.1 |
| Number of Network (RJ-45) Ports | 1 |
| 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 | 2.6" |
| Width | 9.6" |
| Depth | 8.9" |
| Weight (Approximate) | 2.20 lb |
| Miscellaneous | |
| Package Contents |
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| Brand Compatibility | AMD |
| Warranty | |
| Limited Warranty | 3 Year |
| Additional Warranty Information | 3 years - Warranty period of 36 months applies on new retail MSI motherboards. |
WARNING:: The plastic used in cable products can expose you to lead and lead components,
chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information go to www.P65Warnings.ca.gov
