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Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W vs be quiet! Pure Power 12 650W PSU | 80 Plus Gold |

Updated August 2026 — Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W wins on modularity, be quiet! Pure Power 12 650W PSU | 80 Plus Gold | wins on cooling and power output.

The be quiet! Pure Power 12 offers superior performance and efficiency compared to the Apevia ITX-PFC500W, making it the better choice for demanding systems.

Why Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W is better

Price

Apevia is more budget-friendly at $49.99.

Size

Apevia is compact and suitable for small builds.

Modularity

Apevia is fully modular, aiding cable management.

Why be quiet! Pure Power 12 650W PSU | 80 Plus Gold | is better

Power Output

be quiet! provides 650W compared to Apevia's 500W.

Efficiency

be quiet! is 80 PLUS Gold certified with up to 92.7% efficiency.

Cooling

be quiet! features a larger, quieter 120mm fan.

Overall score

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W
65
be quiet! Pure Power 12 650W PSU | 80 Plus Gold |
85

Specifications

SpecApevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500Wbe quiet! Pure Power 12 650W PSU | 80 Plus Gold |
Max Power500W650W
EfficiencyN/A80 PLUS Gold
Cooling Fan40mm120mm
Connectors6+2 PCIE12V-2x6
WarrantyN/A10 Years

Dimension comparison

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500Wbe quiet! Pure Power 12 650W PSU | 80 Plus Gold |

Overview of the Products

The Apevia ITX-PFC500W Mini ITX/Flex ATX 1U 500W Fully Modular Power Supply is priced at $49.99, while the be quiet! Pure Power 12 650W PSU comes in at $64.90. The price difference of about 30% makes the Apevia a more budget-friendly option, appealing to users who require a compact power solution. Conversely, the be quiet! model targets those seeking higher performance and efficiency.

Power Output Comparison

Apevia's unit delivers a maximum power of 500W, whereas the be quiet! offers a robust 650W. This 30% increase in wattage makes the be quiet! a more suitable choice for high-demand systems, especially for users planning to run modern gaming rigs or workstations with intensive graphics cards. The higher output ensures that users can meet the power requirements of more demanding components without the risk of overload.

Efficiency Ratings

The be quiet! Pure Power 12 is certified 80 PLUS Gold, boasting an impressive efficiency rating of up to 92.7%. This efficiency translates to lower power consumption and reduced heat generation, leading to quieter operation. In contrast, the Apevia does not provide an efficiency rating, which may be a critical factor for users prioritizing energy cost savings and sustainable computing. The efficiency advantage of the be quiet! could lead to significant long-term savings on electricity bills.

Modular Design

Both power supplies feature modular designs; however, there are distinctions in their capabilities. The Apevia ITX-PFC500W is fully modular and allows for easy cable management, which is essential for small form factor builds. It includes a variety of connectors, including 2x 6+2 PCIE, which supports modern graphics cards. The be quiet! also offers a fully modular setup with flat modular cables that enhance airflow, making installation simpler and more efficient. The ability to easily manage cables is beneficial for both aesthetics and cooling performance.

Cooling Solutions

The cooling mechanisms differ significantly between the two models. The Apevia uses a 40mm double ball bearing fan for ventilation, which is suitable for small form factor cases but may struggle to maintain optimal temperatures under heavy loads. On the other hand, the be quiet! model is equipped with a 120mm fan that is temperature-controlled, designed specifically for low-noise operation. The larger fan size paired with optimized airflow results in superior cooling performance, making it ideal for high-performance setups where thermal management is crucial.

Compatibility with Modern Components

The be quiet! Pure Power 12 is compliant with ATX 3.1 standards and supports PCIe 5.1 graphics cards, making it a future-proof option for gamers and professionals looking to build or upgrade their systems. The inclusion of a native 12V-2x6 connector allows it to seamlessly integrate with next-generation GPUs. In contrast, the Apevia power supply, while versatile, may not support the latest components as effectively due to its lower wattage and lack of specific mentions regarding modern GPU compatibility.

User Experience and Installation

Installation experiences can vary significantly between the two products. The Apevia’s modular design simplifies the connection of cables, particularly beneficial for users with limited space. However, the need for proper cable management might be slightly challenging due to the smaller fan size and compact layout. The be quiet! model, with its fully sleeved cables, not only simplifies the installation process but also enhances the overall airflow within the case, contributing to a cleaner build aesthetic.

Which should you buy?

Choosing between the Apevia ITX-PFC500W and the be quiet! Pure Power 12 largely depends on your specific needs. If you require a compact, budget-friendly power supply for a smaller system, the Apevia is a great choice at $49.99. However, if you're looking for higher wattage, greater efficiency, and compatibility with modern components, the be quiet! Pure Power 12 at $64.90 is worth the investment. Its superior cooling, efficiency, and future-proof features make it suitable for both current and upcoming tech demands. Ultimately, the decision hinges on whether you prioritize cost savings or performance and longevity in your system build.