MAG B860M Mortar WiFi
MAG B860M Mortar WiFi Specifications Review
MAG B860M Mortar WiFi by MSI is a Micro-ATX form factor motherboard based on the mid-range B860M chipset and LGA 1851 socket, providing a balanced set of features and connectivity. It is designed to support DDR5 memory, with 4 slots, a maximum capacity of 256 GB, and an overclocking speed of up to 9200 MHz.
VRM Quality
The MAG B860M Mortar WiFi comes with an entry-level VRM setup, delivering 60 A across 12 phases. Works best with CPUs in the ~65–105 W TDP range. Can technically run higher-TDP processors at stock, but will likely experience thermal throttling under sustained heavy loads. Suited for budget gaming, office PCs, and home builds without heavy CPU demands.
See the VRM Appropriate CPU Specification Table at the bottom of this page for recommended CPU options.
Expansion and Storage Overview
The MAG B860M Mortar WiFi offers a balanced expansion and storage configuration with PCIe 5.0 support, meaning it uses PCI Express 5.0, the newest standard offering extremely high bandwidth for next-generation graphics cards and ultra-fast NVMe storage. It also includes 1 x16 slot , 1 x4 slot . These PCIe slots are used to connect expansion cards — with the x16 slots typically reserved for graphics cards, while x8, x4, and x1 slots are used for devices like capture cards, sound cards, or network adapters.
For storage, this motherboard provides 3 M.2 slots and 4 SATA ports. M.2 slots are high-speed connectors for modern NVMe SSDs, which are much faster than older storage, while SATA ports are used for traditional hard drives and 2.5-inch SSDs. Together, they allow you to mix fast primary storage with larger, more affordable drives for bulk data.
Connectivity Overview
This motherboard offers solid and reliable connectivity features, including wireless networking with the Wi-Fi 7 standard, and wired Intel® Killer™ E5000 5Gbps LAN ethernet supporting speeds up to 5000 Gbps. Bluetooth 5.4 is available for wireless accessories. It also provides a good selection of modern USB ports to cover most connectivity needs. For exact USB specifications, please see the detailed table.
For video output, this motherboard includes HDMI version 2.1 , DisplayPort version 1.4 , USB-C DisplayPort . These video outputs are intended for integrated graphics and will only function if your CPU includes integrated GPU capabilities.
Audio Quality
The motherboard includes a standard audio chipset (Realtek® ALC897 Codec) that covers basic needs for casual listening. While adequate for everyday use with mainstream headphones or desktop speakers, discerning users may want to add a USB DAC or sound card for improved fidelity, especially for music production or high-end headphones. Additional features include optical S/PDIF output for clean digital audio.
Overall Quality and Value
MAG B860M Mortar WiFi is a dependable choice with a respectable overall quality score of 60.40. It provides all the essential features and stable performance expected in a mainstream system, covering typical use cases without unnecessary extras.
This motherboard offers an impressive 71.7% performance-to-price ratio, delivering excellent value by combining strong performance with reasonable cost, making it a smart choice for budget-conscious buyers who don’t want to sacrifice quality.
General Information
| Manufacturer | MSI |
|---|---|
| Motherboard Name | MAG B860M Mortar WiFi |
| Current Price Amazon | $160 |
| Amazon Price Updated | 4 hours, 28 minutes ago. |
| Motherboard Available | True |
| Chipset / Socket | B860M / LGA 1851 |
| Form Factor | Micro-ATX |
VRM Configuration
| CPU Power Phases (Amps) | 12 (60 A) |
|---|---|
| Power Design | 12+1+1+1 |
Memory Information
| Type / Slots | DDR5 / 4 slots |
|---|---|
| Max Capacity / Max OC | 256 GB / 9200 MHz |
PCIe Slot Configuration
| Supported Version | PCIe 5.0 | ||||
|---|---|---|---|---|---|
| Slot Size | Physical Slots | Gen5 | Gen4 |
|---|---|---|---|
| x16 | 1 | 1 | 0 |
| x4 | 1 | 0 | 1 |
Storage Configuration
| M.2 Slot Count | 3 slots |
|---|---|
| M.2 Supported Lengths | 2280, 2260, 2242 |
| SATA Ports | 4 |
Onboard Audio Features
| Audio Chipset | Realtek® ALC897 Codec |
|---|---|
| Optical S/PDIF Output | ✔️ Present |
| Spatial/Surround Audio | ✔️ Rear Output Supports Spatial Audio |
Motherboard Display Outputs
| HDMI Output | HDMI - Version 2.1 (Max: 8K 60Hz) |
|---|---|
| DisplayPort Output | DisplayPort - Version 1.4 (Max: 4K 60Hz) |
| DP over USB-C | DisplayPort over USB-C - Version 2.1 (Max: 4K@120Hz / 8K@60Hz) |
USB and Thunderbolt Connectivity
Rear USB Ports
| USB 2.0 Type-A (480 Mbps) | 4 |
|---|---|
| USB 3.2 Gen 2 Type-A (10 Gbps) | 3 |
| USB 3.2 Gen 2 Type-C (10 Gbps) | 1 |
| USB4 / Thunderbolt Type-C (40 Gbps) | 1 |
Front USB Ports
| USB 2.0 Type-A (480 Mbps) | 4 |
|---|---|
| USB 3.2 Gen 1 Type-A (5 Gbps) | 2 |
| USB 3.2 Gen 2 Type-C (10 Gbps) | 1 |
Internal USB Headers
| USB 2.0 Header (480 Mbps) | 4 |
|---|---|
| USB 3.2 Gen 1 Header (5 Gbps) | 2 |
| USB 3.2 Gen 2 Header (10 Gbps) | 1 |
Networking Information
| Ethernet | Chipset: Intel® Killer™ E5000 5Gbps LAN LAN Ports: 1 |
|---|---|
| Wi-Fi |
Version: Wi-Fi 7 Bandwidth: 320MHz Frequency Bands: 2.4GHz, 5GHz, 6GHz |
| Bluetooth |
Version: 5.4 |
Button Features
| Buttons |
BIOS Flashback Clear CMOS |
|---|
Quality & Features
Additional Information
| RAM | Supports DDR5 UDIMM, Un-buffered memory, and CUDIMM. Max overclocking frequency varies by configuration: 1DPC 1R up to 9200+ MT/s, 1DPC 2R up to 7200+ MT/s, 2DPC 1R up to 6400+ MT/s, and 2DPC 2R up to 5600+ MT/s. Supports Intel® POR and JEDEC speeds. The DIMM slots have single-sided latches. Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. |
|---|---|
| Display | The Type-C DisplayPort is provided via Thunderbolt™ 4 ports and supports UHBR20. HDMI™ 2.1 supports FRL. Video outputs are available only on processors featuring integrated graphics. Graphics specifications may vary depending on the CPU installed. |
| Expansion | PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU). PCI_E2 Gen PCIe 4.0 supports up to x4 (From Chipset). |
| Storage |
M.2 Slot Details:
|
| Audio | 7.1-Channel High Definition Audio |
| Networking | Wi-Fi module: Intel Killer BE1750x. The Wireless module is pre-installed in the M.2 (Key-E) slot. Supports MU-MIMO TX/RX, up to 5.8Gbps. Supports 802.11 a/ b/ g/ n/ ac/ ax/ be. Bluetooth supports MLO, 4KQAM. 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 SV3. The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor's website for details. Bluetooth 5.4 support schedule depends on MSFT Windows 11 plan. |
| Dimensions | 24.4cm x 24.4cm |
Note: The specifications and descriptions above are extracted by AI to present the official manufacturer data in a clearer and more natural way for easier understanding. However, this AI-processed information may contain inaccuracies. Please verify all details by consulting the official manufacturer's information provided below.
MAG B860M Mortar WiFi Compared to Motherboards with Similar Performance and Features
Motherboard Quality & Features per Price Table
| Motherboard (Desc) | Price (Desc) | Overall_Q (Desc) | VRM_Q (Desc) | Chipset (Desc) | Exp_Str (Desc) | Connect (Desc) | Audio (Desc) | Q&F/Price (Desc) |
|---|---|---|---|---|---|---|---|---|
|
$202
|
↑
2.6%
|
62.2%
|
50.0%
|
72.0%
|
72.0%
|
71.0%
|
46.0%
|
58.4%
|
|
|
$170
|
0.0%
|
61.8%
|
37.0%
|
73.0%
|
78.0%
|
73.0%
|
48.0%
|
69.1%
|
|
|
$190❗
|
0.0%
|
61.6%
|
41.0%
|
73.0%
|
76.0%
|
75.0%
|
43.0%
|
61.6%
|
|
|
$160
|
0.0%
|
60.6%
|
31.0%
|
73.0%
|
94.0%
|
65.0%
|
40.0%
|
72.0%
|
|
|
$160
|
↓
-27.3%
|
60.4%
|
37.0%
|
80.0%
|
66.0%
|
76.0%
|
43.0%
|
71.7%
|
|
|
$350
|
0.0%
|
59.2%
|
40.0%
|
97.0%
|
53.0%
|
63.0%
|
43.0%
|
32.1%
|
|
|
$165
|
0.0%
|
57.2%
|
31.0%
|
68.0%
|
94.0%
|
50.0%
|
43.0%
|
65.9%
|
|
|
$170
|
0.0%
|
56.8%
|
28.0%
|
67.0%
|
79.0%
|
65.0%
|
45.0%
|
63.5%
|
|
|
$170
|
0.0%
|
55.6%
|
24.0%
|
73.0%
|
72.0%
|
64.0%
|
45.0%
|
62.1%
|
Motherboard Comparison and Detail Specifications Table
| Specification | Perf Chart | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Price |
$202
|
↑
2.6%
|
$170
|
0.0%
|
$190❗
|
0.0%
|
$160
|
0.0%
|
$160
|
↓
-27.3%
|
$350
|
0.0%
|
$165
|
0.0%
|
$170
|
0.0%
|
$170
|
0.0%
|
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| Manufacturer | ASUS | GIGABYTE | Gigabyte | GIGABYTE | MSI | GIGABYTE | Gigabyte | ASUS | GIGABYTE | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Chip/Socket | B860M / LGA 1851 | B860M / LGA 1851 | B860 / LGA 1851 | B860 / LGA 1851 | B860M / LGA 1851 | Z890I / LGA 1851 | B860 / LGA 1851 | B860M / LGA 1851 | B860M / LGA 1851 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Form | Micro-ATX | Micro-ATX | Standard-ATX | Standard-ATX | Micro-ATX | Mini-ITX | Standard-ATX | Micro-ATX | Micro-ATX | ||||||||||||||||||||||||||||||||||||||||||||||||||
| CPU Phases | 12 (80 A) | 12 (60 A) | 14 (60 A) | 12 (50 A) | 12 (60 A) | 8 (105 A) | 12 (50 A) | 7 (80 A) | 8 (60 A) | ||||||||||||||||||||||||||||||||||||||||||||||||||
| PWR Design | 12(80A) + 1(80A) + 2(80A) + 1(80A) | 12+1+2 | 14+1+2 | 12+1+2 | 12+1+1+1 | 8+1+2 | 12+1+2 | 7(80A) + 1(80A) + 1(80A) + 1(80A) | 8+1+2 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Mem Slots | 4 / DDR5 | 4 / DDR5 | 4 / DDR5 | 4 / DDR5 | 4 / DDR5 | 2 / DDR5 | 4 / DDR5 | 4 / DDR5 | 4 / DDR5 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Max Mem | 256 GB / 8800 MHz | 256 GB / 9200 MHz | 256 GB / 9200 MHz | 256 GB / 9066 MHz | 256 GB / 9200 MHz | 128 GB / 9200 MHz | 256 GB / 9066 MHz | 256 GB / 8666 MHz | 256 GB / 9200 MHz | ||||||||||||||||||||||||||||||||||||||||||||||||||
| PCIe | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | PCIe 5.0 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| PCIe Slots | 1x16 Gen5 | 1x4 Gen4 | 1x16 Gen5 | 1x16 Gen4 | 1x16 Gen5 | 1x16 Gen5 | 2x16 Gen4 | 1x16 Gen5 | 1x4 Gen4 | 1x16 Gen5 | 1x16 Gen5 | 2x16 Gen4 | 1x16 Gen5 | 1x16 Gen4 | 1x1 Gen4 | 1x16 Gen5 | 1x16 Gen4 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| M.2 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 2 | 2 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| SATA | 4 | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Audio | Realtek 7.1 Surround Sound Hi… | Realtek® ALC892/ALC897 | Realtek® Audio CODEC | Realtek® Audio CODEC | Realtek® ALC897 Codec | Realtek® Audio CODEC | Realtek® Audio CODEC | Realtek® ALC892/ALC897 | Realtek® ALC892/ALC897 | ||||||||||||||||||||||||||||||||||||||||||||||||||
| S/PDIF | ✔️ | ✔️ | ✔️ | ❌ | ✔️ | ✔️ | ✔️ | ❌ | ❌ | ||||||||||||||||||||||||||||||||||||||||||||||||||
| HDMI | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ||||||||||||||||||||||||||||||||||||||||||||||||||
| DP | ✔️ (1.4) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (1.4) | ✔️ (2.1) | ✔️ (2.1) | ✔️ (1.4) | ✔️ (2.1) | ||||||||||||||||||||||||||||||||||||||||||||||||||
| LAN | 1 x Realtek 2.5Gb Ethern… (1 ports) | Realtek® 2.5GbE LAN chip… (1 ports) | Realtek® 2.5GbE LAN chip… (1 ports) | Realtek® 2.5GbE LAN chip… (1 ports) | Intel® Killer™ E5000 5Gb… (1 ports) | Realtek® 2.5GbE LAN chip… (1 ports) | Realtek® 2.5GbE LAN ch… (1 ports) | Intel® B860 Chipset (1 ports) | Realtek® 2.5GbE LAN chip… (1 ports) | ||||||||||||||||||||||||||||||||||||||||||||||||||
| Wi-Fi | Wi-Fi 7 | Wi-Fi 6E | Wi-Fi 7 | Wi-Fi 6E | Wi-Fi 7 | Wi-Fi 7 | Wi-Fi 6E | Wi-Fi 6E | Wi-Fi 6E | ||||||||||||||||||||||||||||||||||||||||||||||||||
| BT | v5.4 | v5.3 | v5.4 | v5.3 | v5.4 | v5.4 | v5.3 | v5.3 | v5.3 | Rear USB |
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| USB Headers |
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| Front USB |
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VRM Appropriate CPU Specification Table
| CPU | Price | App_Performance | Game_Performance | TDP/Max | C/SC/T | L2/L3 Cache | Base/Boost | Code Name | GPU |
|---|---|---|---|---|---|---|---|---|---|
|
$0
|
0.0%
|
52.1%
|
74.9%
|
65 W / 121 W | 14 / 8 / 14 | 3072.0 kB / 24.0 MB | 3.50 GHz / 5.10 GHz | Arrow Lake-S | Arc Xe-LPG Graphics 64EU | |
|
$346
|
0.0%
|
49.2%
|
74.2%
|
65 W / 121 W | 14 / 8 / 14 | 3072.0 kB / 24.0 MB | 3.40 GHz / 5.00 GHz | Arrow Lake-S | Arc Xe-LPG Graphics 24EU | |
|
$179
|
0.0%
|
43.4%
|
72.6%
|
65 W / 121 W | 10 / 4 / 10 | 3072.0 kB / 20.0 MB | 3.30 GHz / 4.90 GHz | Arrow Lake-S | Arc Xe-LPG Graphics 16EU | |
|
$165
|
↑
0.1%
|
43.4%
|
72.6%
|
65 W / 121 W | 10 / 4 / 10 | 3072.0 kB / 20.0 MB | 3.30 GHz / 4.90 GHz | Arrow Lake-S | None |
Official Manufacturer Data
Memory:
Memory Support 9200 - 6400 (OC) MT/s / 6400 - 4800 (JEDEC) MT/s
Max. overclocking frequency:
• 1DPC 1R Max speed up to 9200+ MT/s
• 1DPC 2R Max speed up to 7200+ MT/s
• 2DPC 1R Max speed up to 6400+ MT/s
• 2DPC 2R Max speed up to 5600+ MT/s
Supports Intel® POR Speed and JEDEC Speed
Supports Memory Overclocking and Intel® XMP 3.0
Supports Dual-Controller Dual-Channel mode
Supports Non-ECC, Un-buffered memory
Supports CUDIMM
* The DIMM slots on this motherboard only have single-sided latches. ** Memory compatibility and supported speeds can vary depending on the CPU and memory configuration. For detailed information, please refer to the Memory Compatibility List available on the product’s Support page or visit https://www.msi.com/support/.
Graphics:
Support HDMI™ 2.1 with FRL, maximum resolution of 8K 60Hz*/ **
1x DisplayPort
Support DisplayPort 1.4, maximum resolution of 4K 60Hz*/ **
1x Type-C DisplayPort
Thunderbolt™ 4 ports, supporting DisplayPort 2.1 with UHBR20 over USB Type-C, with a maximum resolution of 4K@120Hz / 8K@60Hz*
*Available only on processors featuring integrated graphics.
** Graphics specifications may vary depending on the CPU installed.
Storage:
M.2_1 Source (From CPU) supports up to PCIe 5.0 x4 , supports 2280/2260/2242 devices
M.2_2 Source (From Chipset) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
M.2_3 Source (From Chipset) supports up to PCIe 4.0 x4 , supports 2280/2260 devices
4x SATA 6G
**Please refer to the manual for M.2 SSD heatsink restrictions.
Expansion Slots:
1x PCI-E x4 slot
PCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
PCI_E2 Gen PCIe 4.0 supports up to x4 (From Chipset)
USB:
4x USB 2.0 (Front)
2x USB 5Gbps Type A (Front)
3x 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)
2x Power Connector(CPU_PWR)
1x Power Connector(PCIE_PWR 8pin)
1x CPU Fan
1x Combo Fan (Pump_Sys Fan)
4x System Fan
1x EZ Conn-header (JAF_1)
2x Front Panel (JFP)
1x Chassis Intrusion (JCI)
1x Front Audio (JAUD)
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
2x USB 5Gbps Type A ports
1x USB 10Gbps Type C ports
Back Panel I/O:
USB 2.0
USB 10Gbps Type-A
5G LAN
Wi-Fi / Bluetooth
Audio Connectors
HDMI™
Thunderbolt™ 4 40Gbps (Type-C)
Flash BIOS Button
Clear CMOS Button
USB 10Gbps Type-C
USB 10Gbps Type-A
S/PDIF-OUT
WiFi:
The Wireless module is pre-installed in the M.2 (Key-E) slot
Supports MU-MIMO TX/RX, 2.4GHz / 5GHz / 6GHz* (320MHz) up to 5.8Gbps
Supports 802.11 a/ b/ g/ n/ ac/ ax/ be
Supports Bluetooth® 5.4**, MLO, 4KQAM
* 6GHz band support may depend on every country’s regulations and Wi-Fi 7 will be ready in Windows 11 SV3.
** The Bluetooth version may be updated, please refer to the Wi-Fi chipset vendor's website for details. Bluetooth 5.4 support schedule depends on MSFT Windows 11 plan.
Audio:
7.1-Channel High Definition Audio
Supports S/PDIF output
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