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MSI MAG A750GL PCIE5 Power Supply Unit vs be quiet! Pure Power 13 M 1000W Power Supply

Updated August 2026The be quiet! Pure Power 13 M 1000W Power Supply offers superior efficiency and higher wattage, making it the better choice for demanding systems. However, the MSI MAG A750GL is more budget-friendly.

The be quiet! Pure Power 13 M 1000W Power Supply offers superior efficiency and higher wattage, making it the better choice for demanding systems. However, the MSI MAG A750GL is more budget-friendly.

Why MSI MAG A750GL PCIE5 Power Supply Unit is better

lower price

MSI MAG A750GL is £74.99

modular design

Both units are fully modular

warranty

MSI offers a 7-year warranty

Why be quiet! Pure Power 13 M 1000W Power Supply is better

higher wattage

be quiet! provides 1000W

better efficiency

be quiet! has up to 94.4% efficiency

quieter operation

be quiet! fan turns off under low load

Overall score

MSI MAG A750GL PCIE5 Power Supply Unit
75
be quiet! Pure Power 13 M 1000W Power Supply
85

Specifications

SpecMSI MAG A750GL PCIE5 Power Supply Unitbe quiet! Pure Power 13 M 1000W Power Supply
BrandMSIbe quiet!
ModularFullyFully
GPU SupportPCIe 5.0PCIe 5.1
Cooling TypeFDB FanOptimized Fan
Connector Type16-pin12V-2x6

Dimension comparison

MSI MAG A750GL PCIE5 Power Supply Unitbe quiet! Pure Power 13 M 1000W Power Supply

Price Comparison

The MSI MAG A750GL PCIE5 Power Supply Unit is priced at £74.99, making it the more budget-friendly option compared to the be quiet! Pure Power 13 M 1000W Power Supply, which retails for £99.99. This £25 price difference could influence buyers, particularly those on a tighter budget. However, potential purchasers should consider what each unit offers in terms of features and performance relative to their needs. While the MSI model is cheaper, the be quiet! unit provides higher wattage, which might justify its higher cost for users with demanding power requirements.

Efficiency Ratings

When it comes to efficiency, both power supplies hold an 80 PLUS Gold certification, but the be quiet! Pure Power 13 M boasts an impressive efficiency rating of up to 94.4%. This efficiency translates to lower power consumption and reduced operational costs, making it an excellent choice for users concerned about energy use. In contrast, the MSI MAG A750GL maintains up to 90% efficiency, which, while still commendable, does not quite match the be quiet! option. Therefore, for those who prioritise efficiency and lower energy bills, the be quiet! model stands out.

Modular Design

The MSI MAG A750GL features a fully modular design, which helps in reducing clutter and improving airflow within the PC case. This design is particularly beneficial for users who prefer a neat and tidy build. On the other hand, the be quiet! Pure Power 13 M also offers modular cabling, which allows users to eliminate unnecessary cables, further enhancing cable management. Both units support a clean build, but the MSI model’s flat black cables may appeal more to users who value aesthetics alongside functionality.

Power Output

The most significant difference between these two power supplies is their output capacity. The MSI MAG A750GL delivers 750W, which is substantial for most gaming and workstation setups. Conversely, the be quiet! Pure Power 13 M provides a robust 1000W of continuous power, catering to high-performance systems, especially those with multiple graphics cards or power-hungry components. Users planning to build or upgrade to a more powerful system should consider the higher wattage offered by the be quiet! unit, making it more future-proof.

Cooling Solutions

Cooling performance is critical in maintaining system stability and longevity. The MSI MAG A750GL incorporates a 120mm fluid dynamic bearing fan for cooling, providing reliable airflow to keep temperatures in check. Meanwhile, the be quiet! Pure Power 13 M features a unique fan design that turns off completely under low load conditions, resulting in silent operation during less demanding tasks. This feature, combined with its airflow-optimised fan blades, allows the be quiet! power supply to maintain a quieter operation overall, appealing to users who prioritise a silent computing experience.

GPU Support

In terms of GPU support, the MSI MAG A750GL is equipped with a native 16-pin PCIe connector, capable of delivering up to 450W to a PCIe 5.0 GPU. This makes it well-suited for the latest graphics cards from NVIDIA and AMD. Conversely, the be quiet! Pure Power 13 M includes the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards, alongside four PCIe 6+2-pin connectors for current-generation GPUs. This versatility means the be quiet! unit can support a wider range of graphics cards, making it a more adaptable choice for future upgrades.

Build Quality and Durability

Both power supplies are designed with durability in mind, showcasing robust construction and a range of protective features. The MSI MAG A750GL employs a full-bridge LLC with a DC-to-DC converter and active PFC design, ensuring reliable output and protection from overcurrent, overvoltage, and overheating. The be quiet! Pure Power 13 M also utilises LLC topology for superior voltage regulation and efficiency. Both units provide a strong foundation for dependable power delivery, but the longer warranty period of the MSI model, which includes a 7-year limited warranty, may offer extra peace of mind for users concerned about longevity.

Which should you buy?

Ultimately, the choice between the MSI MAG A750GL PCIE5 Power Supply Unit and the be quiet! Pure Power 13 M 1000W Power Supply depends on your specific needs and budget. If you're looking for a cost-effective solution with solid performance and modular design, the MSI model at £74.99 is a compelling option. However, if you require higher wattage, superior efficiency, and a quieter operation, the be quiet! unit at £99.99 may be worth the investment. Consider your system's power demands and your priorities in terms of noise and efficiency when making your decision.

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MSI MAG A750GL PCIE5 Power Supply Unit vs be quiet! Pure Power 13 M 1000W Power Supply | versusfinder