SAMA B850 850W ATX Power Supply vs MSI MAG A1000GL PCIE5
Updated August 2026 — The MSI MAG A1000GL PCIE5 offers superior efficiency, warranty, and modularity, making it the better choice for those willing to invest more. However, the SAMA B850 is a solid budget option.
The MSI MAG A1000GL PCIE5 offers superior efficiency, warranty, and modularity, making it the better choice for those willing to invest more. However, the SAMA B850 is a solid budget option.
Why SAMA B850 850W ATX Power Supply is better
price
SAMA B850 is C$74.99, significantly cheaper than MSI.
cooling
SAMA B850 has a quiet temperature-controlled fan.
aesthetics
SAMA B850 features sleek black flat cables.
Why MSI MAG A1000GL PCIE5 is better
efficiency
MSI MAG A1000GL is 80 PLUS Gold certified.
warranty
MSI MAG A1000GL has a 10-year warranty.
modularity
MSI MAG A1000GL is fully modular.
Overall score
Specifications
| Spec | SAMA B850 850W ATX Power Supply | MSI MAG A1000GL PCIE5 |
|---|---|---|
| Brand | SAMA | MSI |
| Power | 850W | 1000W |
| Certification | 80 PLUS Bronze | 80 PLUS Gold |
| Fan Type | Temperature-controlled | Not specified |
| Cable Design | Flat cables | Not specified |
Dimension comparison
Price Comparison
The SAMA B850 850W ATX Power Supply is significantly more affordable than the MSI MAG A1000GL PCIE5. Priced at C$74.99, the SAMA offers an economical option for users seeking a reliable power supply. In contrast, the MSI MAG A1000GL comes with a higher price tag of C$277.79. This price difference of C$202.80 may influence budget-conscious consumers looking for cost-effective solutions without compromising on quality.
Efficiency Ratings
When it comes to energy efficiency, the MSI MAG A1000GL surpasses the SAMA B850 with its 80 PLUS Gold certification. This rating indicates that the MSI power supply operates at over 90% efficiency at typical loads, making it a more energy-efficient choice in the long run. The SAMA, while also efficient, is rated at 80 PLUS Bronze, which means it has an efficiency of over 85% at typical loads. Consumers prioritising energy savings and lower electricity costs may find the MSI a more appealing option.
Warranty Period
The warranty period offered by each product varies significantly, with the MSI MAG A1000GL boasting a 10-year limited warranty. This extended coverage suggests a commitment to long-term reliability and consumer confidence in the product. On the other hand, the SAMA B850 comes with a standard 3-year warranty. This difference in warranty duration can be a crucial factor for users who value peace of mind regarding the longevity and durability of their power supply.
Modular Design
The MSI MAG A1000GL features a fully modular design, allowing users to connect only the cables they need. This design not only simplifies installation but also improves cable management and airflow within the PC case. In comparison, the SAMA B850 does not specify if it is modular, which may lead to a cluttered setup. For users looking for convenience and aesthetics, the MSI’s modularity is a significant advantage.
Cooling Solutions
Both power supplies prioritize cooling, but they employ different methods. The SAMA B850 features a temperature-controlled fan that ensures quiet operation while maintaining optimal cooling performance. This is especially advantageous for users who prefer a quieter computing environment. Meanwhile, the MSI MAG A1000GL does not explicitly detail its cooling system, but being 80 PLUS Gold certified typically implies effective thermal management. Users seeking a quieter system may lean towards the SAMA for its dedicated cooling features.
Compatibility
Both the SAMA B850 and MSI MAG A1000GL are designed to support the latest technology, including ATX 3.1 and PCIe 5.1 standards. This compatibility allows both power supplies to work seamlessly with modern motherboards and high-end GPUs, including the latest RTX 4090/50 Series graphics cards. Whether choosing the more budget-friendly SAMA or the premium MSI, users can rest assured that both options will support their advanced components effectively.
Aesthetics and Cable Management
The SAMA B850 stands out with its sleek black flat cables, which not only enhance the visual appeal of a system but also promote better airflow. This is a notable advantage for users who are conscious about the aesthetics of their builds. The MSI MAG A1000GL, while not specifically noted for its cable design, offers a fully modular setup that can also lead to improved cable management. For those who value a clean and organized build, both options provide solutions, but the SAMA may have a slight edge in aesthetic appeal.
Which should you buy?
Choosing between the SAMA B850 850W ATX Power Supply and the MSI MAG A1000GL PCIE5 largely depends on your specific needs and budget. The SAMA offers an attractive price point at C$74.99, making it a solid choice for budget-conscious users who still want reliable performance and efficiency. However, if you’re willing to invest more upfront, the MSI’s superior 80 PLUS Gold certification, extensive 10-year warranty, and fully modular design present compelling advantages that may justify the higher price of C$277.79. Ultimately, if energy efficiency, long-term reliability, and modularity are your top priorities, the MSI MAG A1000GL is the better choice. Conversely, for those prioritising initial cost savings without sacrificing essential features, the SAMA B850 remains a strong contender.
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