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MSI · AM5 · B850M

MSI PRO B850M-P WiFi

Micro-ATX · DDR5 · 4 DIMMs · 7-phase VRM · Wi-Fi

Quality
57
VRM
22
Value
67
Amazon
$160
MSI PRO B850M-P WiFi
View MSI PRO B850M-P WiFi Gallery in high resolution
$160
Available Updated 3 days, 10 hours ago Prime FBA
Overall56.6
VRM22.0
Chipset86.0
Expansion / storage74.0
Connectivity56.0
Audio45.0
Quality / price67.2
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Written analysis

MSI PRO B850M-P WiFi at a glance

The MSI PRO B850M-P WiFi uses the Micro-ATX form factor, AM5 socket, and B850M chipset. This is a balanced mainstream platform: enough expansion and connectivity for a performance PC without paying only for flagship extras.

Memory support is DDR5 across 4 DIMM slots, with up to 256 GB and rated overclocked speeds up to 8200 MT/s. XMP / EXPO memory-profile support is recorded for easier tuning.

Best fit: a mainstream gaming, home, or office system with moderate expansion needs.

Power delivery

The calculated VRM score is 22.0, placing the power delivery in the basic class. The board lists 7 CPU power phases, 60 A power stages in a 7+2 + 1 layout. CPU power input is listed as 1. Keep it paired with lower-power processors and avoid sustained overclocked loads.

Expansion and storage

The expansion and storage score is 74.0: well equipped . The platform supports PCIe 5.0. Physical expansion includes 4 ×16 slots.

On-board storage consists of 3 M.2 slots and 4 SATA ports. Supported M.2 lengths are listed as 2280, 2260. That is enough NVMe capacity for a multi-drive gaming or creator setup without immediately relying on an add-in card.

Connectivity and rear I/O

The connectivity score is 56.0, rated adequate . Wireless networking is onboard ; wired networking is Realtek® 8126VB 5G LAN at up to 5000 Mbps. Bluetooth supported is included. The recorded USB provision is 8 rear connections and 9 front-panel connections. The specification sheet below separates every USB speed and connector type.

Display connectivity includes HDMI 2.1, DisplayPort 1.4. These motherboard outputs require a processor with integrated graphics.

Audio

The audio score is 45.0. This is a standard onboard solution using Realtek® ALC892/ALC897. It covers normal gaming and communication; demanding headphones or production work still benefit from an external interface.

Buying verdict

Overall quality is 56.60, a mainstream result. The essential platform features are covered, while premium I/O and tuning extras are more selective.

At the recorded Amazon price, the quality-to-price score is 67.2—an excellent value relative to the other boards in the catalog.

Board data

Full specifications

Platform, expansion, storage, rear I/O, internal headers, networking, audio, and board controls in one sheet.

General

Manufacturer
MSI
Motherboard
MSI PRO B850M-P WiFi
Chipset / socket
B850M / AM5
Form factor
Micro-ATX
Launch price
—
Amazon price
$160
Availability
In stock
Price updated
3 days, 10 hours ago

VRM

CPU phases
7 (60 A)
Power design
7+2 + 1
EPS connector
1

Memory

Type / slots
DDR5 / 4 DIMMs
Max capacity / OC
256 GB / 8200 MT/s
Per DIMM
64 GB
XMP / EXPO
Yes

PCIe

Supported version
PCIe 5.0
x16 physical
4
x16 Gen 5
1
x16 Gen 3
3

Storage

M.2 slots
3
M.2 lengths
2280, 2260
SATA ports
4

Display outputs

HDMI
Yes · 2.1 · 4K 60Hz
DisplayPort
Yes · 1.4 · 4K 60Hz
USB-C DisplayPort
No

USB

Rear USB 2.0
4
Rear USB 3.2 Gen 1 Type-A 5 Gbps
2
Rear USB 3.2 Gen 2 Type-A 10 Gbps
1
Rear USB 3.2 Gen 2 Type-C 10 Gbps
1
Front USB 2.0
4
Front USB 3.2 Gen 1 Type-A 5 Gbps
4
Front USB 3.2 Gen 2 Type-C 10 Gbps
1
Header USB 2.0
4
Header USB 3.2 Gen 1 Type-A 5 Gbps
4
Header USB 3.2 Gen 2 Type-A 10 Gbps
1

Networking

Ethernet
Realtek® 8126VB 5G LAN
LAN ports
1
LAN speed
5000 Mbps
Wi-Fi
Onboard
Bluetooth
Yes

Audio

Chipset
Realtek® ALC892/ALC897
Analog jacks
—
Gold-plated jacks
No
Optical S/PDIF
No
Spatial audio
No

Buttons

BIOS flashback
Yes
Clear CMOS
Yes
Q-Flash Plus
No
Smart button
No
Onboard start / reset
No

Additional information

Memory notes
Supports AMD POR Speed, JEDEC Speed, and AMD EXPO for memory overclocking. Supports Un-buffered memory and CUDIMM in Clock Driver bypass mode only. Max overclocking frequency for Ryzen™ 9000 Series Processors varies by configuration: 1DPC 1R up to 8200+ MT/s, 1DPC 2R up to 6400+ MT/s, 2DPC 1R up to 6400+ MT/s, and 2DPC 2R up to 6000+ MT/s.
Display notes
The maximum resolution for both HDMI and DisplayPort is 4K 60Hz. The source text includes an asterisk (*) which may indicate specific conditions or limitations.
Expansion notes
PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU). PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset). PCI_E3 Gen PCIe 3.0 supports up to x1 (From Chipset). PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset). PCI_E1 slot supports PCIe 5.0 x16 (For Ryzen™ 9000/ 7000 Series processors), supports PCIe 4.0 x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors), and supports PCIe 4.0 x4 (For Ryzen™ 8500/ 8300 Series processor).
M.2_1
5.0 4 · 2280, 2260 · CPU — Supports up to PCIe 5.0 x4 with Ryzen™ 9000/7000 Series processors. Supports up to PCIe 4.0 x4 with Ryzen™ 8000 Series processors.
M.2_2
4.0 4 · 2280, 2260 · CPU — Supports up to PCIe 4.0 x4. Speed is reduced to PCIe 4.0 x2 with Ryzen™ 8500/8300 Series processors.
M.2_3
4.0 2 · 2280 · Chipset
Fan / RGB headers
1 CPU · — OPT · 1 AIO · 4 chassis · 3 ARGB · 1 RGB
Other headers
Front audio · System panel · TPM
Dimensions
24.4cm x 24.4cm

Extracted notes sit here. Official manufacturer copy is at the bottom of the page.

Amazon

Price history

Nearby quality

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VRM fit

VRM-appropriate CPUs

AM5 processors whose TDP sits in this board’s VRM window. Socket match is required; chipset extras still matter on sTR5. This is a power-delivery filter, not a ranked CPU guide.

Open AM5 CPUs in the CPU table

Discussion

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Vendor copy

Official manufacturer data

Raw manufacturer text kept for reference. Structured specs above are extracted from this copy and are the source for scores and tables.

Memory

4x DDR5 UDIMM, Maximum Memory Capacity 256GB
Memory Support DDR5 8200 - 5600 (OC) MT/s / 5600 - 4800 (JEDEC) MT/s
Ryzen™ 9000 Series Processors max. overclocking frequency:
• 1DPC 1R Max speed up to 8200+ MT/s
• 1DPC 2R Max speed up to 6400+ MT/s
• 2DPC 1R Max speed up to 6400+ MT/s
• 2DPC 2R Max speed up to 6000+ MT/s

Supports AMD POR Speed and JEDEC Speed
Supports Memory Overclocking and AMD EXPOTM
Supports Dual-Channel mode
Supports Non-ECC, Un-buffered memory
Supports CUDIMM, Clock Driver bypass mode only*

Graphics

1x HDMI™
Support HDMITM 2.1, maximum resolution of 4K 60Hz*
1x DisplayPort
Support DisplayPort 1.4, maximum resolution of 4K 60Hz*

Expansion slots

4x PCI-E x16 slot
PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E3 Gen PCIe 3.0 supports up to x1 (From Chipset)
PCI_E4 Gen PCIe 3.0 supports up to x1 (From Chipset)

PCI_E1 slot
• Supports PCIe 5.0 x16 (For Ryzen™ 9000/ 7000 Series processors)
• Supports PCIe 4.0 x8 (For Ryzen™ 8700/ 8600/ 8400 Series processors)
• Supports PCIe 4.0 x4 (For Ryzen™ 8500/ 8300 Series processor)

Storage

3x M.2
M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 2280/2260 devices
M.2_2 Source (From CPU) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
M.2_3 Source (From Chipset) supports up to PCIe 4.0 x2 , supports 2280 devices
4x SATA 6G

M2_1 slot
• Supports up to PCIe 5.0 x4 (For Ryzen™ 9000/ 7000 Series processors)
• Supports up to PCIe 4.0 x4 (For Ryzen™ 8000 Series processors)

M2_2 slot
• Supports up to PCIe 4.0 x4
• Supports up to PCIe 4.0 x2 (For Ryzen™ 8500/ 8300 Series processors)

USB

4x USB 2.0 (Rear)
4x USB 2.0 (Front)
2x USB 5Gbps Type A (Rear)
4x USB 5Gbps Type A (Front)
1x USB 10Gbps Type A (Rear)
1x USB 10Gbps Type C (Rear)
1x USB 10Gbps Type C (Front)

Internal I/O

1x Power Connector(ATX_PWR)
1x Power Connector(CPU_PWR)
1x Power Connector(PCIE_PWR 8pin)
1x CPU Fan
1x Combo Fan (Pump_Sys Fan)
3x System Fan
2x Front Panel (JFP)
1x Chassis Intrusion (JCI)
1x Front Audio (JAUD)
1x Com Port (JCOM)
1x Tuning Controller connector(JDASH)
3x Addressable V2 RGB LED connector (JARGB_V2)
1x RGB LED connector(JRGB)
1x TPM pin header(Support TPM 2.0)
4x USB 2.0 ports
4x USB 5Gbps Type A ports
1x USB 10Gbps Type C ports

Rear I/O

Clear CMOS Button
DisplayPort
USB 10Gbps Type-A
USB 2.0
5G LAN
Wi-Fi / Bluetooth
Audio connectors
Flash BIOS Button
HDMI™
USB 10Gbps Type-C
USB 5Gbps Type-A

Audio

Wi-Fi 7
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz/ 5GHz/ 6GHz* (160MHz) up to 2.9Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax/ be

Supports Bluetooth® 5.4**, MLO, 4KQAM

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