Overview:Military style with Extended heatsink design for better thermal solution, DDR4 Boost, Core Boost, Turbo M.2 and USB 3.2 Gen2 connector - Supports 1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics / Athlon with Radeon Vega Graphics Desktop Processors for Socket AM4
- Supports DDR4 Memory, up to 4133(OC) MHz
- Extended Heatsink Design: MSI extended PWM and enhanced circuit design ensures even high-end processors to run in full speed.
- Lightning Fast Game experience: 1x TURBO M.2, AMD Turbo USB 3.2 GEN2, Store MI technology
- Core Boost: With premium layout and fully digital power design to support more cores and provide better performance.
- DDR4 Boost: Advanced technology to deliver pure data signals for the best gaming performance and stability
- MULTI-GPU: With PCI-E STEEL ARMOR slot. Supports 2-Way AMD Crossfire
- Flash BIOS Button: Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory or graphics card.
Features:DIY FRIENDLYMSI motherboards been designed with tons of smart features for convenient setup and usage, such as pin-header keep out zone, friendly SATA & USB location and multiple cooling solutions, so DIY users can pick and choose any gaming rig they want.
CoolingCooling your PC is essential for reliable performance. MSI motherboards feature excellent power design with solid and heavy heatsink. We've made sure to include enough fan headers with full control to allow you to cool your system any way you want.
HARDWAREMSI motherboards feature tons of convenient and smart design for DIY users, countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard and gaming rig without any issue.
CompatibilityEvery MSI motherboards are certified by strict mechanic that feature convenient pin-header keep out zone, friendly SATA & USB location for compatibility with the widest range of components and devices, so DIY user can pick and choose the components they want. More than that, we offer a dedicated Qualified Vendor List (QVL) for the most critical part - memory. Combining with MSI DDR4 Boost technology, we provide the maximum compatibility even over clocking, so you confirm and choose any gaming rig as you want.
BIOS AND SOFTWAREComplete your high performance experience with an array of performance enhancing software from MSI. From a loaded yet easy to use BIOS to potent live system tools, get the most out of your motherboard at any moment.
ENHANCED PERFORMANCEMSI motherboards feature all the latest solution for enthusiast gamers and prosumers. CPU and memory enhancement and fast storage and USB transfer speed are ready to be on the battlefield.
CPUPower on your RYZEN processor with optimized circuit layouts and high quality power delivery parts for an incredibly stable operation.
MEMORYOptimized layout design and a fully isolated memory circuitry ensures perfect stability and performance. You never have to worry about your system crashing during games with MSI DDR4 BOOST.
StorageMSI motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.
USBRead and write your files over USB faster than ever. MSI offers a wide variety of options to connect and boost your USB devices, delivering lightning-fast transfer speeds up to 10Gb/s
IN-GAME ADVANTAGEMSI motherboards are built with enhanced audio and advanced LAN networking capabilities that turn any gaming experience into an immerse one.
AudioDeliver the highest sound quality through the use of premium quality audio components and get the most immersive sound experience when gaming. MSI motherboards let you enjoy breathtaking, gaming-changing sound.
EXHILARATING AND INSPIRINGEach MSI motherboard is built based on the specific topic in order to match different tastes and favors. Furthermore, MSI also adopts the modern style to design the heatsink through huge surface and sleek but simple cuts in order to make the heatsink and appearance looks ripped and powerful. Combined with neutral color, such as black, grey and silver, as the main background, MSI motherboard can perfect fit different RGB LED effects and strongly shows the gamers tunes.
Industrial DesignMAG series motherboards are focused on functionality and durability. Descended from MSI Arsenal GAMING, these motherboards take their likeliness from rugged military equipment and are ready for battle.
MYSTIC LIGHTIlluminate with MSI Mystic Light and bring the motherboard RGB lighting to life. Choose from millions of colors and sync across compatible devices.
LOYAL COMRADEWith years of experience, MSI is no stranger to building high-performance motherboards. Our R&D and engineering teams have reviewed countless designs, evaluated a wide selection of high quality components, and developed products for reliability even under extreme conditions.
ComponentsUsing only the finest quality components and integrating the latest technological innovations delivers the best possible professional experience. Rigorous quality testing under the most extreme conditions ensures a super reliable, long-lasting and high performance motherboard.
Specifications:
| ©2026 Respective owners and brand holders. This table has been carefully researched and generated by ComXpert International CC (//www.comx-computers.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered. |
Specifications |
| Product Code | B450M MORTAR MAX |
| Quick Spec |
| CPU (Max Support) | RYZEN 9 |
| Socket | AM4 |
| Chipset | AMD B450 Chipset |
| DDR4 Memory | 1866/ 2133/ 2400/ 2667Mhz (by JEDEC) |
| 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466 MHz (by A-XMP OC MODE) |
| For AMD Other CPU |
| 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3733/ 3866/ 4000/ 4133 MHz (by A-XMP OC MODE) |
| For AMD Ryzen Gen3 (R5/R7/R9) |
| Memory Channel | Dual |
| DIMM Slots | 4 |
| Max Memory (GB) | 128 |
| PCI-E x16 | 2 |
| PCI-E Gen | Gen3(PCI_E1), Gen2(PCI_E4) |
| PCI-E x1 | 2 |
| SATAIII | 4 |
| M.2 Slot | 2 |
| RAID | 0/1/10 |
| TPM (header) | 1 |
| LAN | 1x Realtek RTL8111H-CG |
| USB 3.2 ports (Front) | 2(Gen1, Type A) |
| USB 3.2 ports (Rear) | 1(Gen2, Type C), 1(Gen2, Type A), 4(Gen1, Type A) |
| USB 2.0 ports (Front) | 4 |
| USB 2.0 ports (Rear) | 2 |
| Serial ports(Front) | 1 |
| Parallel Port(Front) | 1 |
| Audio ports (Rear) | Realtek ALC892/ALC897 Codec |
| DisplayPort | 1 |
| HDMI | 1 |
| DirectX | 12 |
| Form Factor | Micro ATX |
| CrossFire | Y |
| Operating System | Support for Windows 10 64-bit |
| * To support Windows 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU. |
| Support for Windows 7 64-bit |
| Detailed Spec |
| Processor | Supports 1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics/ Athlon with Radeon Vega Graphics Desktop Processors for Socket AM4 |
| Chipset | AMD B450 Chipset |
| Memory | 4 x DDR4 memory slots, support up to 128GB *ComboPI 1.0.0.3-based and above BIOS are required. |
| Supports 1866/ 2133/ 2400/ 2667Mhz (by JEDEC) |
| For AMD Ryzen Gen3 (R5/R7/R9) |
| Supports 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3733/ 3866/ 4000/ 4133 MHz (by A-XMP OC MODE) |
| For AMD Other CPU |
| Supports 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466 MHz (by A-XMP OC MODE) |
| Dual channel memory architecture |
| Supports non-ECC UDIMM memory |
| Supports ECC UDIMM memory (non-ECC mode) |
| Slots | 1 x PCIe 3.0 x16 slot (PCI_E1) |
| Supports x16 speed with 1st, 2nd and 3rd Gen AMD Ryzen processors |
| Supports x8 speed with Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics processors |
| Supports x4 speed with AMD Athlon with Radeon Vega Graphics Processors |
| 1 x PCIe 2.0 x16 slot (PCI_E4, supports x4 mode) |
| 2 x PCIe 2.0 x1 slots |
| 1. PCI_E4 slot will be unavailable when an M.2 SSD is installed in the M2_2 slot. |
| 2. PCI_E2 slot will be unavailable when an expansion card is installed in the PCI_E3 slot. |
| Onboard Graphics | 1 x DisplayPort, support a maximum resolution of 4096x2304 @60Hz, 2560x1600 @60Hz, 3840x2160 @60Hz, 1920x1200 @60Hz |
| 1 x HDMI 2.0b with HDR port, supports a maximum resolution of 4K @60Hz |
| 1. Only support when using AMD Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics/ Athlon with Radeon Vega Graphics Processors |
| 2. Maximum shared memory of 2048 MB |
| 3. Graphics specifications may vary depending on the CPU installed. |
| Multi-GPU | Supports 2-Way AMD CrossFire Technology |
| Storage | AMD B450 Chipset |
| 4 x SATA 6Gb/s ports |
| 1 x M.2 slots (M2_2, Key M) |
| Supports PCIe 2.0 x4 2242/ 2260 /2280 storage devices |
| AMD CPU |
| 1x M.2 slot (M2_1, Key M) |
| Supports PCIe 3.0 x4 (1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics) or PCIe 3.0 x2 (AMD Athlon with Radeon Vega Graphics)and SATA 6Gb/s 2242/ 2260 /2280 storage devices |
| 1. PCI_E4 slot will be unavailable when an M.2 SSD is installed in the M2_2 slot. |
| RAID | AMD B450 Chipset |
| Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices |
| Supports RAID 0 and RAID 1 for M.2 NVMe RAID |
| USB | AMD B450 Chipset |
| 1 x USB 3.2 Gen2 (SuperSpeed USB 10Gbps) Type-C port on the back panel |
| 1 x USB 3.2 Gen2 (SuperSpeed USB 10Gbps) Type-A port on the back panel |
| 2 x USB 3.2 Gen1 (SuperSpeed USB) ports available through the internal USB 3.2 Gen1 connector |
| 6 x USB 2.0 (High-speed USB) ports (2 Type-A ports on the back panel, 4 ports available through the internal USB 2.0 connectors) AMD CPU |
| AMD Processor |
| 4 x USB 3.2 Gen1 (SuperSpeed USB) Type-A ports on the back panel |
| Audio | Realtek ALC892/ALC897 Codec |
| 7.1-Channel High Definition Audio |
| Supports S/PDIF output |
| LAN | 1 x Realtek RTL8111H-CG Gigabit LAN controller |
| Internal connectors | 1 x 24-pin ATX 12V power connector |
| 1 x 8-pin ATX 12V power connector |
| 4 x SATA 6Gb/s connectors |
| 2 x USB 2.0 connectors (support additional 4 USB 2.0 ports) |
| 1 x USB 3.2 Gen1 connector (support additional 2 USB 3.2 Gen1 ports) |
| 1 x 4-pin CPU fan connector |
| 3 x 4-pin system fan connectors |
| 2 x 5050 RGB LED strip 12V connectors |
| 1 x TPM module connector |
| 1 x Front panel audio connector |
| 2 x System panel connectors |
| 1 x Chassis Intrusion connector |
| 1 x Clear CMOS jumper |
| 1 x Serial Port connector |
| 1 x Parallel Port connector |
| Back panel ports | 1. Flash BIOS Button |
| 2. PS/2 Combo Port |
| 3. DisplayPort |
| 4. LAN Port |
| 5. USB 3.2 Gen2 Type A |
| 6. HD Audio Connectors |
| 7. USB 2.0 Ports |
| 8. HDMI Port |
| 9. USB 3.2 Gen1 |
| 10. USB 3.2 Gen2 Type C |
| 11. Optical S/PDIF OUT |
| Dimensions | 9.6 in. x 9.6 in. (24.4 cm x 24.4 cm) |
| m-ATX Form Factor |
| Mounting | 8 mounting holes |
| Operating System | Support for Windows 10 64-bit |
| Support for Windows 7 64-bit |
| * To support Windows 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU. |
| Box content | 1. MSI does not guarantee the risks or damages caused by changing the cover. |
| 2. These pictures are for reference only and may vary without notice. |