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ASRock PRO-650G Power Supply - 650W 80 Plus Gold vs MSI MAG A850GL PCIE5, Fully Modular Compact Gaming

Updated July 2026 — ASRock PRO-650G Power Supply - 650W 80 Plus Gold wins on efficiency, MSI MAG A850GL PCIE5, Fully Modular Compact Gaming wins on power and price.

The ASRock PRO-650G is a budget-friendly option with solid performance, while the MSI MAG A850GL offers higher wattage and a longer warranty. Choose based on your power needs and budget.

Why ASRock PRO-650G Power Supply - 650W 80 Plus Gold is better

Price

ASRock is significantly cheaper at $49.99.

Efficiency

Both are 80 PLUS Gold, but ASRock specifies 90% efficiency.

Cooling

ASRock features a quiet 120mm fan.

Why MSI MAG A850GL PCIE5, Fully Modular Compact Gaming is better

Power Output

MSI provides 850W compared to ASRock's 650W.

Warranty

MSI offers a 10-year warranty versus ASRock's 3-year.

Modularity

MSI has a fully modular design for better cable management.

Overall score

ASRock PRO-650G Power Supply - 650W 80 Plus Gold
75
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming
85

Specifications

SpecASRock PRO-650G Power Supply - 650W 80 Plus GoldMSI MAG A850GL PCIE5, Fully Modular Compact Gaming
Certification80 PLUS Gold80 PLUS Gold
ModularNoYes
Cooling Fan120mmNot specified
ATX ComplianceYesYes
PCIe CompatibilityNoYes

Dimension comparison

ASRock PRO-650G Power Supply - 650W 80 Plus GoldMSI MAG A850GL PCIE5, Fully Modular Compact Gaming

Price Comparison

The ASRock PRO-650G Power Supply is priced at $49.99, making it significantly more affordable than the MSI MAG A850GL PCIE5, which retails for $119.99. This places the MSI power supply at about 140% more expensive than its ASRock counterpart. If budget is your primary consideration, the ASRock model stands out as a cost-effective option for those looking to build or upgrade their systems without breaking the bank.

Power Output

When it comes to power output, the MSI MAG A850GL PCIE5 offers a substantial 850W compared to the 650W provided by the ASRock PRO-650G. This 200W difference can be crucial for high-performance gaming rigs that require more power, especially when considering multiple GPUs or overclocking. Therefore, if you have demanding components or plan to expand your system in the future, the MSI power supply provides a greater headroom for power needs.

Efficiency Ratings

Both power supplies boast an 80 PLUS Gold certification, ensuring high efficiency in energy consumption. The ASRock PRO-650G claims to deliver up to 90% efficiency, which translates to reduced power waste and heat output, making it an eco-friendly option for mid-range systems. While the MSI model also meets this efficiency standard, it does not specify an efficiency percentage, leaving it slightly less transparent in this regard. However, both models are reliable in terms of energy efficiency.

Design and Build Quality

The ASRock PRO-650G features a flat cable design aimed at improving airflow and making cable management easier. This design can be particularly beneficial for those who value aesthetics and organization in their builds. Additionally, it is built with all-Taiwanese capacitors, which are known for their durability and reliability. On the other hand, the MSI MAG A850GL PCIE5 offers a fully modular design, allowing users to connect only the cables they need, which further enhances cable management and airflow. Both designs cater to different preferences, but the MSI’s modularity adds convenience for custom builds.

Cooling Solutions

Cooling is a crucial aspect of any power supply, and both models incorporate features to maintain optimal temperatures. The ASRock PRO-650G is equipped with a 120mm fan that operates quietly, ensuring that system noise is minimized during operation. The MSI MAG A850GL PCIE5, while not providing specific details about its cooling solution, is designed for compact builds, which suggests a focus on thermal efficiency in a smaller form factor. Ultimately, both products prioritize cooling, but the ASRock model explicitly mentions its quiet operation.

Warranty and Support

The ASRock PRO-650G comes with a 3-year warranty, providing a reasonable assurance of its reliability and longevity. In contrast, the MSI MAG A850GL PCIE5 offers an impressive 10-year limited warranty, significantly extending the coverage period. This longer warranty period is a strong indicator of confidence in the product's durability and reliability, making the MSI option more appealing for users looking for long-term investments in their gaming or productivity setups.

Compatibility

Both power supplies are ATX 3.1 compliant, which ensures compatibility with modern and next-generation components. The ASRock PRO-650G fits the standard ATX form factor, making it suitable for most PC cases, while the MSI MAG A850GL PCIE5 is not only ATX 3.1 compliant but also PCIe 5.1 ready. This compatibility makes the MSI unit particularly future-proof, as PCIe 5.1 is becoming increasingly relevant in high-performance setups.

Which should you buy?

The decision between the ASRock PRO-650G and the MSI MAG A850GL PCIE5 ultimately comes down to your specific needs and budget. If you are looking for a budget-friendly power supply that offers reliable performance for mid-range systems, the ASRock model at $49.99 is a compelling choice. However, if you require higher wattage, longer warranty coverage, and modular design for better cable management, the MSI power supply at $119.99 is worth the investment. Each product serves distinct purposes, so consider your current and future needs before making a choice.