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Cooler Master V850 SFX Gold vs MSI MAG A1000GLS PCIE5 Power Supply Unit

Updated August 2026The Cooler Master V850 SFX Gold offers superior features for compact builds, while the MSI MAG A1000GLS is a more budget-friendly option. Ultimately, the choice depends on specific needs.

The Cooler Master V850 SFX Gold offers superior features for compact builds, while the MSI MAG A1000GLS is a more budget-friendly option. Ultimately, the choice depends on specific needs.

Why Cooler Master V850 SFX Gold is better

Compact Design

Ideal for small form factor builds.

Fully Modular

Allows for better cable management.

Long Warranty

10-year warranty reflects durability.

Why MSI MAG A1000GLS PCIE5 Power Supply Unit is better

Lower Price

More affordable at £104.99.

Standard Size

Fits in a wider range of cases.

Native Connectors

Supports latest PCIe 5.1 GPUs.

Overall score

Cooler Master V850 SFX Gold
85
MSI MAG A1000GLS PCIE5 Power Supply Unit
75

Specifications

SpecCooler Master V850 SFX GoldMSI MAG A1000GLS PCIE5 Power Supply Unit
Efficiency90%90%
ModularityFully ModularPartial
Cooling TypeFDB FanFDB Fan
Warranty10 YearsN/A
Power Rating850W1000W

Dimension comparison

Cooler Master V850 SFX GoldMSI MAG A1000GLS PCIE5 Power Supply Unit

Price Comparison

When it comes to price, the MSI MAG A1000GLS PCIE5 Power Supply Unit is more affordable at £104.99 compared to the Cooler Master V850 SFX Gold, which is priced at £134.56. This £29.57 difference may influence budget-conscious buyers looking for a reliable power supply. While both products boast 80 PLUS Gold certification for efficiency, the Cooler Master offers advanced features such as fully modular cabling and a compact size tailored for small form factor cases, which might justify its higher price for those seeking specific functionality.

Efficiency

Both power supplies are 80 PLUS Gold certified, indicating they are capable of achieving up to 90% efficiency under typical loads. This certification is essential for users who want to minimise energy costs while ensuring their systems operate smoothly. The Cooler Master V850 SFX Gold touts a 90% efficiency rating which is crucial for high-demand systems, while the MSI MAG A1000GLS also meets this efficiency standard, making them both suitable choices for energy-conscious consumers. This means that regardless of which model you choose, you can expect significant power savings compared to lower-rated units.

Form Factor

The Cooler Master V850 SFX Gold is specifically designed for small form factor mini-ITX PC cases, with compact dimensions of 100 x 125 x 63.5 mm. This design is particularly beneficial for users who need to maximise space within their builds. In contrast, the MSI MAG A1000GLS adopts a more standard ATX form factor measuring 150 mm in width and length. While the MSI unit offers compatibility with a broader range of cases, the Cooler Master's compact design allows for enhanced ventilation and cable management, making it ideal for tight spaces.

Cooling Features

Cooling efficiency is critical in maintaining system performance, and both units are equipped with advanced fan technologies. The Cooler Master V850 SFX Gold utilises a 92mm fluid dynamic bearing (FDB) fan, which operates quietly and includes a semi-fanless mode under low loads, ensuring minimal noise during less demanding tasks. Conversely, the MSI MAG A1000GLS features a larger 135 mm FDB fan designed to maintain low noise levels akin to a peaceful night. Both fans cater to different user preferences, with Cooler Master focusing on noise reduction in compact systems and MSI prioritising durability with a larger cooling solution.

Modular Cabling

Cabling can often be a pain point in PC builds, but both power supplies offer solutions to improve cable management. The Cooler Master V850 SFX Gold comes with fully modular cabling, allowing users to connect only the cables they need, which enhances airflow and reduces clutter. This feature is particularly valuable in small form factor builds where space is at a premium. On the other hand, the MSI MAG A1000GLS does not specify full modularity but indicates a design that supports 12V-2x6 PCIe connectors, essential for high-performance GPUs. Users may need to consider how much modularity affects their specific build requirements.

Durability and Warranty

Durability is a significant consideration, especially for components that power demanding systems. The Cooler Master V850 SFX Gold is built with high-quality components, including 100% Japanese capacitors, and comes with a generous 10-year warranty. This extensive warranty reflects the manufacturer's confidence in the product's longevity and reliability. The MSI MAG A1000GLS, while also designed for durability with features such as an LLC half-bridge and various protection mechanisms, does not specify a warranty period in the provided data. This difference in warranty could be a deciding factor for users prioritising long-term investment.

Compatibility

When choosing a power supply, compatibility with existing hardware is paramount. The Cooler Master V850 SFX Gold is particularly suited for small form factor cases and can also be adapted for ATX cases using an SFX-to-ATX bracket. This versatility allows users to maximise compatibility with a range of builds. Conversely, the MSI MAG A1000GLS is designed with native 12V-2x6 connectors, supporting the latest PCIe 5.1 GPUs and ensuring that it can handle the power demands of modern hardware. Users should consider their specific build requirements when evaluating the compatibility of these power supplies.

Which should you buy?

Choosing between the Cooler Master V850 SFX Gold and the MSI MAG A1000GLS ultimately comes down to individual needs. If you require a compact, fully modular power supply specifically for a small form factor build, then the Cooler Master, despite its higher price of £134.56, offers features that may justify the investment. Alternatively, if budget is a primary concern and you’re looking for a solid power supply that can support high-demand hardware at a lower price of £104.99, the MSI MAG A1000GLS could be the better option. Both units are efficient and durable but cater to different types of users and builds.

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Cooler Master V850 SFX Gold vs MSI MAG A1000GLS PCIE5 Power Supply Unit | versusfinder