MSIMAG A850GL PCIE5 Power Supply Unit, 850W, 80 Plus Gold, Fully Modular, ATX 3.0, PCIe 5.0 GPU Support, Black Flat Cables, 7 Year Warranty
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MSIMAG A850GL PCIE5 Power Supply Unit, 850W, 80 Plus Gold, Fully Modular, ATX 3.0, PCIe 5.0 GPU Support, Black Flat Cables, 7 Year Warranty

4.6/5
Product ID: 538879392
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Details

  • Model name
    MAG A850GL
  • Brand
    MSI
  • Compatible devices
    Personal
  • Connector type
    ATX PCI
  • Output wattage
    850
  • Form factor
    ATX
850W peak power output
💻Native PCIe 5.0 16-pin GPU support
🔌Fully modular ATX 3.0 design

Description

⚡ Power your pro-level rig with MSI’s future-proof 850W beast!

  • POWER YOUR AMBITION - 850W of reliable, high-efficiency power to fuel your next-gen build without compromise.
  • CLUTTER FREE MASTERY - Fully modular cables with premium copper connectors and management combs for a sleek, professional setup.
  • COOL QUIET CONFIDENCE - 120mm fluid dynamic bearing fan and 105°C capacitors ensure stable, whisper-quiet performance under heavy loads.
  • FUTURE READY GPU SUPPORT - Native PCIe 5.0 16-pin connector delivers up to 600W to the latest NVIDIA & AMD GPUs—stay ahead of the curve.
  • BUILT TO LAST GUARANTEED - Advanced protections (OCP, OVP, OTP, SCP, UVP) backed by a 7-year MSI warranty for peace of mind.

The MSI MAG A850GL PCIE5 is an 850W, 80 Plus Gold certified, fully modular ATX 3.0 power supply designed for high-performance PCs. It supports the latest PCIe 5.0 GPUs with a native 16-pin connector delivering up to 600W, features premium cable management, advanced cooling with a fluid dynamic bearing fan, and robust protections—all backed by a 7-year warranty.

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Specifications

BrandMSI
Product Dimensions14 x 15 x 8.6 cm; 2.5 kg
Item model numberMAG A850GL PCIE5
ManufacturerMSI
SeriesMAG A850GL
ColourBlack
Form FactorATX
Graphics CoprocessorAMD FirePro 2270
Graphics RAM TypeGDDR3
Graphics Card InterfaceAGP
Wattage850 watts
Are Batteries IncludedNo
Item Weight2.5 kg
Guaranteed software updates untilunknown

Reviews

4.6

All from verified purchases

S**M

Great Product No Issues!

Fantastic PSU, arrived today (delayed by Amazon despite Paying for next day) very easy to Install despite missing Instruction lol thankfully its basically idiot proof anyway if you know what your doing. Super quiet, very fast to install absolute dream. Might need to step it up to a 750w once I've built my new PC in a couple of months depending on the power drain of the new GPU I buy for it and if I need to I will deffo be buying the 750w version too. Cables are all provided and easy to connect to both the PSU itself and the Motherboard. Packaged really well so no damage. Looks really nice, not that I can see it now its installed but still and very sturdy design. 80+ Gold Rated so should help keep the energy costs down and powers everything in my current build perfectly. What more can I say? Top piece of kit well worth the cost vs a cheaper PSU.

M**I

Works perfectly in my new build

The MSI MAG A850GL 850W PCIe 5.0 & ATX 3.0 power supply is an excellent choice for modern PC builds, offering stable and efficient power delivery with its 80 Plus Gold certification. Its future-proof design, featuring native PCIe 5.0 and ATX 3.0 support with a 12VHPWR connector, makes it ideal for the latest high-end graphics cards. The fully modular design and flat cables ensure superb cable management and improved airflow, while its robust build quality and quiet operation make it a reliable and valuable investment for any demanding system.

R**N

Excellent PSU – Reliable and Quiet

Excellent PSU – Reliable and QuietPicked this up for a new build and it’s been flawless. Fully modular design makes cable management easy, and it powers my setup (including a PCIE 5.0 GPU) with no issues. Quiet, efficient, and feels high quality. Great value for the price!

P**R

Good all-round, with minor cable hassles

This PSU delivers solid build quality and fits perfectly in my mid-tower ATX case (Corsair FRAME 4000D). The cables came neatly organised in an accessory bag and are clearly labelled, which made setup easier.It powers my Radeon RX 9070 XT and Ryzen 7 9800X3D combo without a hitch. The unit runs quietly and has been reliable and efficient so far.My only gripe is the cables. They’re a bit stiff, which made cable management more of a chore than it needed to be.Overall, it’s a great PSU if you want something dependable and well-built.

A**R

Good Solid Power Supply

I’ve been using the MSI MPG A1000G PCIE5 for a few weeks now, and so far, it’s been a solid performer. It supports PCIe 5.0 and ATX 3.0 standards, which is useful if you're planning to run newer GPUs that require the 12VHPWR connector. Having that built-in is definitely convenient.The build quality is good, and the modular design makes cable management easier. The included cables are decent quality and long enough for most mid- to full-tower builds. It's also quiet — the fan rarely spins up to noticeable levels, even during gaming or heavier workloads.Efficiency is in line with its 80 PLUS Gold rating, and I haven’t experienced any stability issues so far. It’s not the cheapest option out there, but for those wanting a bit of future-proofing, it’s a good solid option, I bought another one for my second rig.Overall, it's a dependable power supply that does what it claims without fuss. Not flashy, but gets the job done.

A**A

PSU with Future-Proof Features

I picked up the MSI MPG A1000G PCIE5 for my latest build, and it’s been nothing but solid. It has more than enough power for my setup (7800X3D + 4070 Super), and I got it with future upgrades in mind.Build Quality & Design:First impressions out of the box were great—feels premium, and the matte black finish fits in nicely with the rest of my build. The fully modular design makes cable management way easier and cleaner, and the included cables are good quality—not stiff or cheap-feeling.Performance:So far, no coil whine, no instability, and absolutely zero issues under load. It powers everything smoothly and runs quiet, even when gaming or rendering. The 80 Plus Gold efficiency is a nice bonus—keeps power usage and heat in check.PCIE5 Support:One of the main reasons I went with this unit was for the native PCIe 5.0 12VHPWR cable. It’s ready for next-gen GPUs without needing adapters, which keeps things tidy and safer in the long run. Definitely feels future-proof.Final Thoughts:If you’re building a high-end system or just want a reliable PSU that can grow with your setup, this one’s a great choice. MSI nailed it with this unit—quiet, efficient, powerful, and well-built. No complaints at all so far.

S**E

Good PSU

I bought this unit to power an old Dell desktop which needed a new PSU. I decided on this one for a few reasons:Modular cabling - fewer cables cluttering up case giving more space for ventilation.Size - It's standard ATX depth (140mm) (smaller than some of the other high power PSUs). It fit perfectly in my PC case.Power - I wanted to upgrade the GPU to something more modern. The 850 Watts this PSU can deliver is plenty for that upgrade.Known brand - MSI is a company that has been around for a while.Future proofing - It's a latest generation model, so if I decide to repurpose this PSU for another newer system it will work.There are a couple of negatives. The cables are quite long. That gives flexibility in how to route cables but does mean that you have to find a place in the case to put any excess. I also found it fiddly to separate the 8 pin CPU connector into two 4 pin connectors (I needed a 4 pin for the old motherboard).Overall, I'm very pleased with this PSU. It's well built, was a reasonably easy install, is providing stable power, has a good warranty, and is made by a well-known company.

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Excellent communication throughout the order process. Product is perfect.

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