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Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W vs be quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus

Updated August 2026 — Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W wins on width and height, be quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus wins on fan size and length.

The be quiet! Power Zone 2 offers superior power capacity and efficiency, making it the better choice for high-performance systems. However, the Apevia ITX-PFC500W is a budget-friendly option for compact builds.

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

Price

Apevia is significantly cheaper at $49.99.

Size

Apevia is compact, suitable for small form-factor builds.

Modularity

Apevia offers a fully modular design.

Why be quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus is better

Power

be quiet! provides 1000W, ideal for high-performance systems.

Efficiency

be quiet! has 80 PLUS Platinum certification.

Cooling

be quiet! features a semi-passive zero-RPM cooling system.

Overall score

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500W
65
be quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus
85

Specifications

SpecApevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500Wbe quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus
Max Power500W1000W
EfficiencyN/A80 PLUS Platinum
Cooling Type40mm Fan140mm Fan
ModularityFully ModularNon-Modular
ConnectorsVarietyExtensive

Dimension comparison

Apevia ITX-PFC500W Mini ITX/Flex ATX / 1U 500Wbe quiet! Power Zone 2 1000W ATX 3.1 PSU | 80 Plus

Overview of the Products

In this comparison, we will examine the Apevia ITX-PFC500W Mini ITX/Flex ATX Power Supply and the be quiet! Power Zone 2 1000W ATX 3.1 PSU. These two power supplies cater to different needs, with the Apevia being a compact option for smaller systems, while the be quiet! model offers higher power capacity and efficiency. The Apevia is priced at $49.99, making it about 69% less expensive than the be quiet! Power Zone 2, which retails for $159.90.

Power Output

The most significant difference between the two products is their power output. The Apevia ITX-PFC500W delivers a maximum output of 500W, making it suitable for small form-factor systems, while the be quiet! Power Zone 2 provides an impressive 1000W. This means the Power Zone 2 is ideal for high-performance setups, especially those using multiple graphics cards or other power-hungry components. The significant difference in wattage caters to different user needs and system configurations.

Efficiency Ratings

When it comes to energy efficiency, the be quiet! Power Zone 2 shines with its 80 PLUS Platinum certification, which indicates efficiency ratings of up to 94.0%. This ensures lower power consumption and cooler operation, which can lead to cost savings over time. On the other hand, the Apevia ITX-PFC500W does not have a specified efficiency rating, which may be a consideration for eco-conscious consumers. Users looking for a power supply that minimizes energy waste will find the be quiet! model more appealing.

Cooling Mechanisms

Cooling capabilities differ significantly between the two power supplies. The Apevia ITX-PFC500W utilizes a 40mm double ball bearing fan for forced air ventilation. This may suffice for small setups but might struggle under heavy loads. In contrast, the be quiet! Power Zone 2 features a large Pure Wings 3 140mm fan with semi-passive zero-RPM cooling. Under low load, the fan remains off for silent operation, turning on only when necessary. This design not only enhances cooling efficiency but also ensures quieter performance, catering to users who prioritize a silent computing environment.

Connector Options

In terms of connector availability, the Apevia ITX-PFC500W comes with a variety of connectors, including 1 x 20+4 pin main power, 1 x 8 pin 12V, and 2 x 6+2 PCIe connectors, along with SATA and Molex connectors. This range makes it versatile for various builds. In contrast, the be quiet! Power Zone 2 offers more extensive options, including a native 12V-2x6 connector designed for next-generation PCIe 5.1 graphics cards, along with 3 PCIe 6+2 pin connectors. This makes the Power Zone 2 particularly future-proof for users planning to upgrade their systems.

Size and Form Factor

The form factor of each power supply is tailored to different builds. The Apevia ITX-PFC500W is designed for compact systems, measuring only 160mm x 73.66mm x 35.5mm, making it suitable for Mini-ITX and Flex ATX cases. Conversely, the be quiet! Power Zone 2 is a standard ATX power supply, which means it may not fit in smaller cases but offers more robust capabilities for larger setups. Users should consider their case size and intended build when choosing between these two options.

Price Comparison

The Apevia ITX-PFC500W is priced at $49.99, making it a budget-friendly choice for users who need a reliable power supply for a compact system. In contrast, the be quiet! Power Zone 2 is priced at $159.90, which is about 69% more expensive than the Apevia model. While the higher price corresponds to its greater power capacity and efficiency, budget-conscious users might prefer the more affordable Apevia option, especially if they do not require high wattage.

Noise Levels

Noise levels can greatly affect the user experience, particularly for those who build quiet PCs. The Apevia ITX-PFC500W's 40mm fan may generate noticeable noise under load, especially compared to the be quiet! Power Zone 2, which features a semi-passive cooling system. The Power Zone 2 operates silently at low loads, as its fan only activates during higher demand. This makes it a superior choice for users who prioritize a quiet computing environment, especially in multimedia or gaming setups.

Which should you buy?

Choosing between the Apevia ITX-PFC500W and the be quiet! Power Zone 2 ultimately depends on your specific needs. If you are building a compact system and need a budget-friendly option, the Apevia at $49.99 is a solid choice. However, if you require high wattage, superior efficiency, and quieter operation, the be quiet! Power Zone 2 at $159.90 is worth the investment. For users focused on future-proofing their systems with advanced cooling and connector options, the Power Zone 2 stands out as the more capable power supply.