Msi Mag B550 Tomahawk Motherboard:
The MSI MAG B550 Tomahawk Motherboard offers a robust and high-performance foundation for your gaming PC. This ATX motherboard supports AMD Ryzen™ 5000 & 3000 Series desktop processors, ensuring compatibility with powerful CPUs. It features an enhanced power design with a 10+2+1 Duet Rail Power System, delivering stable power for demanding components. Furthermore, advanced thermal solutions and lightning-fast connectivity make it an excellent choice for an immersive gaming experience.
Enhanced Power Design & Premium Thermal Solution:
The MSI MAG B550 Tomahawk boasts an Enhanced Power Design, featuring a 10+2+1 Duet Rail Power System. This fully digital power design, coupled with Core Boost technology, supports more cores and provides superior performance for even high-end processors. Premium choke and capacitor components ensure stable power delivery and long-lasting system stability.
For effective heat dissipation, the motherboard incorporates a Premium Thermal Solution. This includes an Extended Heatsink Design with an additional choke thermal pad rated for 7W/mk. The PCB features 2oz thickened copper, further improving heat dissipation and performance reliability. M.2 Shield Frozr, an integrated M.2 thermal solution, keeps M.2 SSDs safe while preventing throttling, ensuring they run at maximum performance. The design also supports pump fans, making it ideal for water cooling setups.
Lightning Fast Connectivity & Storage:
Experience lightning-fast game performance with the MSI MAG B550 Tomahawk. It features a Lightning Gen 4 x4 M.2 slot, providing up to 64GB/s bandwidth for maximum transfer speed, making it the fastest onboard storage solution available. The motherboard also supports PCIe 4.0, ensuring high-speed connectivity for graphics cards and other expansion devices.
Network connectivity is also top-tier. The motherboard includes onboard 2.5G LAN plus Gigabit LAN with LAN Manager. This delivers the best online experience with low latency, crucial for competitive gaming. USB connectivity is extensive, featuring Turbo USB 3.2 Gen 2 (10Gbps) with both Type-A and reversible Type-C connectors, including a front Type-C port for convenience. Storage options include six SATA 6Gb/s ports and two M.2 slots, with support for RAID 0, 1, and 10 for SATA devices, and RAID 0, 1 for M.2 NVMe storage.
Immersive Audio & User-Friendly Features:
The MSI MAG B550 Tomahawk enhances your gaming experience with Audio Boost. This feature rewards your ears with studio-grade sound quality for the most immersive audio. It includes a dedicated high-definition audio processor, high-quality audio capacitors, and an isolated audio design, ensuring pristine sound. De-Pop Protection further safeguards your ears by eliminating annoying popping sounds.
For customization, Mystic Light offers 16.8 million colors and 29 LED effects, controllable with a single click. Mystic Light Extension supports both RGB and RAINBOW LED strips, allowing extensive personalization of your gaming rig. The motherboard also features a pre-installed I/O Shielding for better EMI protection and easier installation. Furthermore, a Flash BIOS Button allows BIOS updates without installing a CPU, memory, or graphics card, simplifying maintenance.
Explore compatible AMD Motherboards or check MSI Products for other options. Find full details on the official MSI MAG B550 Tomahawk product page.
Specifications:
CPU & Chipset:
- Socket: AM4
- Chipset: AMD B550 Chipset
- CPU Support: AMD Ryzen™ 5000 & 3000 Series desktop processors, and future AMD Ryzen™ processors with BIOS update (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G)
Memory:
- Memory Channel: Dual
- DIMM Slots: 4
- Max Memory: 128 GB
- Memory Standard (JEDEC): DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz
- Memory Standard (A-XMP OC MODE): DDR4 4866+/ 4800/ 4733/ 4600/ 4533/ 4400+/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz
- ECC Support: Non-ECC UDIMM, ECC UDIMM (operates in non-ECC mode)
- Unbuffered Memory: Yes
Expansion Slots:
- PCI-E x16: 1 x PCIe 4.0/3.0 x16 slot (PCI_E1), 1 x PCIe 3.0 x16 slot (PCI_E3, supports x4 speed)
- PCI-E x1: 2 x PCIe 3.0 x1 slots
- Multi-GPU: Supports 2-Way AMD CrossFire™ Technology
Storage:
- SATAIII: 6 x SATA 6Gb/s ports
- M.2 Slot: 2 x M.2 slots (Key M) – M2_1 (from AMD Processor, supports PCIe 4.0/3.0 x4 & SATA 6Gb/s), M2_2 (from AMD B550 chipset, supports PCIe 3.0 x4)
- RAID Support: RAID 0, RAID 1, RAID 10 (SATA); RAID 0, RAID 1 (M.2 NVMe)
Onboard Graphics:
- HDMI: 1 x HDMI port, max resolution 4096×2160 @60Hz (HDCP 1.4 & 2.3)
- DisplayPort: 1 x DisplayPort, max resolution 4096×2160 @60Hz
- Shared Memory: Max 16 GB (available for processor with integrated graphics)
Audio & LAN:
- Audio Codec: Realtek® ALC1200 / ALC1220P Codec
- Audio Channels: 7.1-Channel High Definition Audio, S/PDIF output
- LAN: 1x Realtek® RTL8125B 2.5Gbps LAN controller, 1x Realtek® RTL8111H 1Gbps LAN controller
USB Ports:
- USB 3.2 Gen 2 (Rear): 1x Type-C, 1x Type-A (10Gbps)
- USB 3.2 Gen 1 (Rear): 2x Type-A (5Gbps)
- USB 3.2 Gen 1 (Front): 1x Type-C (internal header), 2x Type-A (internal header)
- USB 2.0 (Rear): 2x Type-A
- USB 2.0 (Front): 4x Type-A (internal headers)
Internal I/O Connectors:
- 1x 24-pin ATX main power connector
- 1x 8-pin ATX 12V power connector
- 1x 4-pin CPU fan connector
- 1x 4-pin water-pump fan connector
- 6x 4-pin system fan connectors
- 1x Front panel audio connector
- 2x System panel connectors
- 1x Chassis Intrusion connector
- 2x 4-pin RGB LED connectors
- 2x 3-pin RAINBOW LED connectors
- 1x TPM module connector
- 1x Clear CMOS jumper
Back Panel Ports:
- 1x PS/2 Keyboard/Mouse Combo Port
- 1x DisplayPort
- 1x HDMI™ Port
- 1x 2.5G LAN Port
- 1x 1G LAN Port
- 1x Optical S/PDIF Out
- 5x HD Audio Connectors
- 2x USB 2.0 Ports
- 2x USB 3.2 Gen 1 5Gbps Type-A Ports
- 1x USB 3.2 Gen 2 10Gbps Type-A Port
- 1x USB 3.2 Gen 2 10Gbps Type-C Port
- Flash BIOS Button
BIOS & Software:
- BIOS Type: UEFI AMI BIOS (256 Mbit flash)
- BIOS Features: MSI ClickBIOS 5, Core Boost, DDR4 Boost
- Unique Features: Extended Heatsink Design, M.2 Shield FROZR, Pre-installed I/O Shielding, PCIe Steel Armor, Game Boost, Double ESD Protection, 2oz Copper PCB
- Bundled Software: Norton® Internet Security (OEM version), LAN bandwidth management software
Physical & OS Support:
- Form Factor: ATX (30.5 cm x 24.4 cm)
- Mounting Holes: 9
- Operating System Support: Windows® 10 64-bit
Product Identifiers:
- Part Number/SKU: MAG B550 TOMAHAWK
- EAN/UPC: 824142217627


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