

🔥 Dominate your build with MSI MAG B550 Tomahawk – where speed meets style!
The MSI MAG B550 Tomahawk is a robust ATX motherboard designed for AMD Ryzen 3rd Gen and future processors, featuring PCIe 4.0 support, dual 2.5Gbps and Gigabit LAN for ultra-stable networking, advanced thermal solutions, and customizable RGB lighting. It supports up to 128GB DDR4 RAM at speeds up to 4866 MHz, offers multiple USB 3.2 Gen 2 ports, and integrates premium audio codecs for immersive sound, making it a top-tier choice for gamers, content creators, and professionals seeking reliable, high-performance computing.















| ASIN | B089CWDHFZ |
| Batteries | 1 Lithium Ion batteries required. |
| Best Sellers Rank | #59 in Computer Motherboards |
| Brand | msi |
| Computer Memory Type | DDR4 SDRAM |
| Customer Reviews | 4.6 4.6 out of 5 stars (6,147) |
| Date First Available | June 16, 2020 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions LxWxH | 12 x 9.6 x 1.5 inches |
| Item Weight | 2.99 pounds |
| Item model number | MAG B550 TOMAHAWK |
| Language | English |
| Manufacturer | MSI |
| Memory Speed | 5100 MHz |
| National Stock Number | 0 |
| Number of USB 2.0 Ports | 6 |
| Processor | amd_a4 |
| Product Dimensions | 12 x 9.6 x 1.5 inches |
| RAM | 128 GB DDR4 |
| Series | MAG B550 TOMAHAWK |
| Wireless Type | 2.4 GHz Radio Frequency, 5 GHz Radio Frequency |
A**R
Wonderful replacement for my quirky previous board.
I bought this as a replacement for an ASRock X570 Steel Legend that I've had since they first launched back in the summer of 2019. As, it was gradually showing more signs of failure over the time that I had it in my system. First, the onboard audio stopped working. Which, I just switched over to using the audio interface that I had for recording. So, that didn't bother me TOO much. I also was noticing that games were starting to have more and more issues with micro-stutter. I did some tinkering and got it behaving a little better. But, that never fully went away. The final thing that prompted me to look for a replacement was I started having really bad lag issues while playing online games. Yes, legitimate lag. Not the "I missed my shot, the stupid server must be lagging!" type of lag. As, I'm very well aware of and openly recognize how bad I am at competitive games. This is "friend and I are in a car together, friend awkwardly crashes car into a building, I wonder why they did that, then the game suddenly snaps to us being on a completely different street and still moving" level of lag. Quite a frequent occurrence, at that. I tried a list troubleshooting steps. Driver updates for everything, lowering the games' settings, reinstalling the games, cleaning the operating system, reinstalling the operating system, adjusting settings and also resetting the router back to factory defaults, port forwarding, pestering the cable company about connection issues, different ethernet cables, etc. I figured seeing as the motherboard was already having other issues, perhaps it was drying out even further. So, I decided to start looking for replacement options. Which, being that the 7000 series processors had been out for a while, I knew that my options would be slimmer than before. At least for a NEW board. Also, pricing may not be ideal. But, reading a bunch of reviews and doing comparisons, this particular board sounded like it would be a solid choice without having to spend a lot more for the available higher end boards. I had mixed feelings about "stepping down" a notch to the B550 chipset. But, upon further consideration and reading, the performance difference was minimal. Plus, I didn't use enough of the extra features that X570 had over B550 to really be concerned about that. So, I went ahead and grabbed it. Yeah, it was a great decision to grab this board! Though there are still occasional lag quirks (which, is to be expected, honestly), there was a HUGE improvement in connection stability with games. Plus, games and the system overall feel notably smoother than before. Far less micro-stutter and things just feel more responsive, as a whole. Oh, and I have onboard sound back. Which, is cool too! But, yeah, I am VERY happy with this board! Everything about it seems to work great! And, I can't think of any major complaints. Maybe that the UEFI menu feels a little messy to navigate. But, that could just be a familiarity thing. Also, I don't use any of the "software suite" stuff that often comes with motherboards. That's just unnecessary bloat, to me. So, I can't comment on any of that stuff. I was worried that I was getting a step down from my previous board. But, that was not at all the case. A very solid choice for anyone that plays demanding games, does content creation, and/or software/game development.
D**B
Works perfect with Win11 and 2.5gb networking!
Swapped out a dying MSI MEG ACE motherboard, and everything booted up perfectly. Updated the bios, enabled XMP support w/1.35v on my 32GB kit, moved over my two NVME drives and booted right up. Nice and fast! I picked this board for it's 2.5Gb lan, which I'm using.
A**T
4 months in and its the best AM4 motherboard I've ever owned
Excellent Mobo. Great price. Im running this one with an RTX 3090, 96Gb of DDR4, a Ryzen 5 9800 with water cooling, and I can play any top tier game on full graphics settings with no problem. My GPU gets warm, but that's it. Frame rates are excellent. Also, I do VR gaming with no problems.
J**R
Top tier gaming motherboard
Great motherboard for gaming builds. Comes with programmable RGB and plenty of slots for any use. Multiple m.2, plenty of fan ports, on board troubleshooting. Everything you’d want from a motherboard this has.
X**N
Good Features at a Great Price
Picked this board up as a replacement for a Gigabyte AB350 Gaming 3 which died on me and It's been a smooth transition which is refreshing since this is my first MSI board, I've only used Asus, Asrock & Gigabyte in the past. My 5600X worked immediately without requiring a BIOS update though I highly recommend downloading and flashing the latest BIOS update from MSI's website as soon as you complete your setup to ensure stability. It's a very simple process and for those who are new to bios flashing, just look up a video on youtube. Overall, this is a solid motherboard and I'm satisfied with my purchase. If you like the features it offers and don't mind spending a little extra, opt-in to getting the upgraded version with WiFi. Though your mileage may vary as we all have different specs, here are the pros and cons of this mobo based on my personal experience with it: Pros: Nice features for the price point (2.5G LAN, PCIe 4.0 support, .etc) Sleek design with heatsinks that will compliment the look of any system, Two M.2 slots with protective plating, that don't disable any SATA ports like my previous board, Plenty of SATA ports & fan headers, Easy-to-use BIOS compared to other brand setups Cons: Only 6 back-end USB ports (Not a big deal, but more would be nice without the need of a hub) The on-board LED is in a weird spot. While the light is visible in my third pic as a close-up, bigger GPUs may block it almost entirely. This can be switched off manually on the board itself though. Also, to customize the LED options you have to use the MSI Center program's Mystic Light feature. I would've preferred built-in RGB settings through the bios. Did not play nice with my Corsair Vengeance LPX 32GB RAM, caused BSODs multiple times with XMP both on and off, and despite working flawlessly on my old board. Currently works fine with an old 16GB 3200mhz kit though.
M**E
Good motherboard
Works well.
J**S
Rock-solid motherboard for Ryzen. Fast, stable, and easy to work with
I’m using MSI MAG B550 TOMAHAWK with my Ryzen 7 5800XT, and it’s been absolutely flawless. It booted up right away with no issues, the BIOS is clean and easy to navigate, and all components like RAM, SSDs, GPU, and AIO cooler worked perfectly from day one. The VRM temperatures stay cool even under load, and the board handles overclocking without any instability. I’m running 32GB DDR4 3200 MHz memory, dual NVMe drives, and a Radeon RX 5700 XT. Everything runs smooth and stable. It has plenty of USB ports, strong build quality, and a great layout for cable management. The RGB lighting is subtle but adds a nice touch to the setup. Overall, one of the best-value B550 motherboards you can buy. It performs like a high-end X570 while staying affordable and reliable.
S**H
Great board
Finally got around to replacing my old, dead Gigabyte board with this MSI MAG B550. The difference is night and day—the Tomahawk just feels so much sturdier and better laid out. Installation was a breeze; it posted immediately and has been running my Ryzen 7 flawlessly for weeks. It’s a relief to have a motherboard that just works without any fuss.
ع**ي
انصح به
L**O
La scheda madre è arrivata perfettamente imballata e funzionante al 100%. Ottimo prezzo.
R**O
Precisei ir buscar nos correr e a placa veio com dvd e manual faltando !!!! Pelos menos até agora está funcionando
C**W
My MSI B550 Tomahawk motherboard worked perfectly with my Ryzen 7 3700X! Build quality , colors, feel were all premium. Instructions with QR code YouTube videos was a plus! The DVD drivers were all easily loaded and setup. My fav driver is the MSI Mystic Light LED controls, easy to use and coordinates the light effects :) Thanks Amazon for the great price and speed of service!
Y**O
Paired with the Ryzen 7 3700X, RX 6650 XT, 700W power supply, and 32GB of RAM, it's been a very good combination. One of the standout features of this motherboard is the 2.5G LAN support, which provides blazing-fast internet speeds. This is a game-changer for online gaming and streaming, as it reduces latency and allows for smoother performance. I’ve noticed a significant improvement in network stability and speed, especially when multiple devices are connected. Another aspect that caught my attention is the six-layer thick PCB design. This not only enhances durability but also improves signal integrity, which is crucial for maintaining performance and stability. The build quality feels solid, giving me confidence that it will last through many upgrades and years of use. Pairing it with the Ryzen 7 5800X3D would likely be an excellent choice for even more powerful gaming performance. Overall, the MSI Tomahawk delivers exceptional performance with its advanced networking capabilities and robust construction. I highly recommend it for anyone looking to build a high-performance system at this price range!
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