ASRock PRO-650G Power Supply - 650W 80 Plus Gold vs MSI MAG A750GLS PCIE5, Fully Modular Compact

Price Comparison

When comparing the prices of the ASRock PRO-650G Power Supply and the MSI MAG A750GLS PCIE5, the ASRock model is significantly more affordable. Priced at $49.99, it is about 44% cheaper than the MSI unit, which retails for $89.99. This substantial price difference may appeal to budget-conscious consumers looking for reliable power supply options. While the MSI offers additional features and a higher wattage, the ASRock provides a solid entry-level choice for users who do not require the highest specifications.

Power Output and Efficiency

The MSI MAG A750GLS PCIE5 boasts a power output of 750W, which is 100W more than the ASRock PRO-650G's 650W. This additional power can be advantageous for users with high-performance gaming rigs or demanding applications. Both power supplies are 80 PLUS Gold certified, ensuring up to 90% efficiency. This level of efficiency translates to lower electricity costs and reduced heat output, making both units excellent choices for energy-conscious consumers. However, for those who prioritize raw wattage, the MSI model stands out.

Compatibility and Features

Both power supplies are ATX 3.1 compliant, ensuring compatibility with modern components. However, the MSI MAG A750GLS PCIE5 offers enhanced connectivity with native 12V-2x6 PCIe connectors, delivering up to 600W specifically for PCIe 5.1 GPUs. This feature is particularly beneficial for gamers or professionals using the latest graphics technology. The ASRock PRO-650G, while compatible with most setups, lacks this specific feature but still delivers stable power with its 54.1A on the +12V rail. The choice here largely depends on the user's hardware needs.

Design and Build Quality

In terms of design, the MSI MAG A750GLS PCIE5 features a compact form factor that is 150mm long and wide, making it easier to fit in tight spaces within a PC case. This is complemented by an active PFC design and LLC half-bridge with DC-to-DC converters, which enhance its durability and reliability. Conversely, the ASRock PRO-650G is also built with all-Taiwanese capacitors, which are known for their longevity. Its flat cable design simplifies installation and improves airflow, providing an efficient layout for cooling. Both models prioritize durability, but the MSI unit offers a more compact design which can be a crucial factor for specific builds.

Noise Levels

The noise performance of both power supplies is commendable, but the MSI MAG A750GLS PCIE5 takes the lead with its low-noise operation due to a 135mm fluid-dynamic bearing fan. It operates quietly, maintaining sound levels akin to a peaceful night. The ASRock PRO-650G also features a quiet 120mm fan, but specific noise level metrics are not provided. For users sensitive to noise, the MSI's design may be the preferred choice, especially in environments where sound levels matter, such as gaming or content creation.

Warranty and Support

In terms of warranty, the MSI MAG A750GLS PCIE5 offers a robust 10-year warranty, demonstrating the brand's confidence in the product's longevity and performance. In contrast, the ASRock PRO-650G comes with a 3-year warranty. This difference in warranty length could influence a buyer's decision, especially for those who prioritize long-term reliability. The extended warranty of the MSI power supply may provide peace of mind for users investing in higher-end components.

User Experience and Feedback

While specific user feedback and bestseller ranks are not provided for these products, the features and specifications suggest that both power supplies cater to different segments of the market. The ASRock PRO-650G provides a reliable and cost-effective solution for standard gaming and productivity setups, while the MSI MAG A750GLS PCIE5 is designed for high-performance users who demand more power and advanced features. User experience will ultimately depend on individual needs, but both products appear to be well-engineered for their respective purposes.

Which should you buy?

Choosing between the ASRock PRO-650G Power Supply and the MSI MAG A750GLS PCIE5 ultimately hinges on your specific needs and budget. If you are looking for a cost-effective, reliable power supply for a mid-range system, the ASRock model, priced at $49.99, is an excellent choice. However, if you require higher wattage and advanced features like native PCIe 5.1 support, the MSI model at $89.99 may be worth the investment. Evaluate your system requirements and budget to determine which power supply best fits your needs.