be quiet! Pure Power 13 M 850W Power Supply vs MSI MAG A1000GL PCIE5
Updated August 2026 — The be quiet! Pure Power 13 M 850W Power Supply offers better efficiency, cooling features, and a lower price, making it the superior choice for most users.
The be quiet! Pure Power 13 M 850W Power Supply offers better efficiency, cooling features, and a lower price, making it the superior choice for most users.
Why be quiet! Pure Power 13 M 850W Power Supply is better
Price
C$173.21 vs C$277.79
Efficiency
94.4% efficiency rating
Cooling
Semi-passive Zero-RPM cooling feature
Why MSI MAG A1000GL PCIE5 is better
Modularity
Fully modular design
Warranty
10-year limited warranty
Specifications
Supports ATX 3.1 & PCIE 5.1
Overall score
Specifications
| Spec | be quiet! Pure Power 13 M 850W Power Supply | MSI MAG A1000GL PCIE5 |
|---|---|---|
| Brand | be quiet! | MSI |
| Power Output | 850W | Not specified |
| Efficiency Rating | 94.4% | Not specified |
| Modularity | Not specified | Fully modular |
| Warranty | Not specified | 10 years |
Dimension comparison
Overview
When comparing power supplies, the be quiet! Pure Power 13 M 850W Power Supply and the MSI MAG A1000GL PCIE5 present two strong contenders. The be quiet! model is priced at C$173.21, while the MSI unit is significantly higher at C$277.79. The core differences between these two power supplies are rooted in their efficiency ratings, modularity, and feature sets.
Efficiency Ratings
The be quiet! Pure Power 13 M boasts an impressive 80 PLUS Gold certification with an efficiency rating of up to 94.4%. This high level of efficiency translates to lower energy costs and reduced heat generation, making it ideal for both quiet and high-performance systems. In contrast, the MSI MAG A1000GL also holds an 80 PLUS Gold certification but does not specify its efficiency rating, which makes it difficult to ascertain its operational effectiveness relative to the be quiet! model. Given the exact efficiency figure provided for the be quiet! unit, it appears to have a clear advantage in this category.
Modularity
The MSI MAG A1000GL features a fully modular design, enabling users to connect only the cables they need for their builds. This enhances cable management and airflow within the case, contributing to a cleaner and more efficient system. On the other hand, the be quiet! Pure Power 13 M does not mention modularity, which could imply a more traditional setup that may not provide the same level of flexibility. For builders prioritizing aesthetics and airflow, the MSI unit's modular feature is a significant selling point.
Cooling Technology
The be quiet! Pure Power 13 M includes a semi-passive Zero-RPM cooling feature, allowing the fan to turn off completely under low loads. This design choice enhances the overall quietness of the system, making it especially appealing for users who value a silent workspace or gaming environment. Meanwhile, the MSI MAG A1000GL does not mention any advanced cooling features, which may be a drawback for those looking to maintain a quieter operation under load. The be quiet! model's focus on silent operation gives it an edge in environments where noise can be a distraction.
Warranty and Reliability
The MSI MAG A1000GL comes with a 10-year limited warranty, providing long-term assurance of reliability and performance. A robust warranty can be a decisive factor for many consumers, as it reflects the manufacturer's confidence in the product. The be quiet! Pure Power 13 M does not specify a warranty period, leaving potential buyers without this crucial information. The extended warranty of the MSI model may make it a more attractive option for those seeking peace of mind with their investment.
Future-Proofing
Both power supplies fulfill the latest ATX 3.1 specifications, making them suitable for modern systems. However, the be quiet! Pure Power 13 M includes native integration of the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards, which positions it as a more future-proof option for gamers and high-performance users. The MSI MAG A1000GL also supports ATX 3.1 and PCIE 5.1, but lacks the specific mention of native connectors, which could affect compatibility with upcoming hardware advancements. The be quiet! model’s explicit support for the latest technology enhances its appeal for forward-thinking consumers.
Power Capacity
The be quiet! Pure Power 13 M provides 850W of continuous power, ensuring that it can handle the demands of high-end systems and transient loads with ease. This capability to manage power excursions up to double its rated output makes it a robust choice for gamers and content creators. The MSI MAG A1000GL's precise power output is not specified in the comparison data, making it challenging to evaluate its performance in demanding scenarios. Given that the be quiet! unit offers a clear power specification, it may be a better choice for users with high-performance needs.
Price Consideration
The pricing difference between the two models is notable, with the be quiet! Pure Power 13 M retailing at C$173.21 compared to the MSI MAG A1000GL’s price of C$277.79. While the MSI unit offers features such as a fully modular design and a longer warranty, the price premium is substantial. For users on a budget or those who prioritize essential performance and efficiency, the be quiet! unit presents a more accessible option without sacrificing essential features.
Which should you buy?
Choosing between the be quiet! Pure Power 13 M 850W Power Supply and the MSI MAG A1000GL PCIE5 ultimately depends on your specific needs. If you require a power supply with high efficiency, excellent cooling features, and a more budget-friendly price, the be quiet! model is the clear winner. However, if you prefer a fully modular design and value a long warranty for peace of mind, the MSI unit may be worth the additional cost. Overall, the be quiet! Pure Power 13 M seems to offer a better balance of performance and value for most users.
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