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be quiet! Power Zone 2 850W ATX 3.1 PSU vs ESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami

Updated August 2026The be quiet! Power Zone 2 850W is the superior choice for high-performance systems, while the ESGAMING 600W is a budget-friendly option for basic builds.

The be quiet! Power Zone 2 850W is the superior choice for high-performance systems, while the ESGAMING 600W is a budget-friendly option for basic builds.

Why be quiet! Power Zone 2 850W ATX 3.1 PSU is better

higher wattage

Power Zone 2 offers 850W compared to ESGAMING's 600W

better efficiency

Power Zone 2 is 80 PLUS Platinum certified

advanced cooling

Power Zone 2 features a semi-passive zero-RPM cooling fan

Why ESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami is better

lower price

ESGAMING is priced at C$54.88

basic connectivity

ESGAMING has sufficient connectors for entry-level builds

lightweight

ESGAMING is designed for budget-conscious users

Overall score

be quiet! Power Zone 2 850W ATX 3.1 PSU
85
ESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami
60

Specifications

Specbe quiet! Power Zone 2 850W ATX 3.1 PSUESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami
Brandbe quiet!ESGAMING
Power Output850W600W
Efficiency Rating80 PLUS PlatinumN/A
Cooling TypeSemi-passiveAuto-thermally controlled
PriceC$187.50C$54.88

Dimension comparison

be quiet! Power Zone 2 850W ATX 3.1 PSUESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami

Overview of the Power Zone 2 850W and ESGAMING 600W

The be quiet! Power Zone 2 850W and the ESGAMING 600W are two distinct power supplies that cater to different user needs and system requirements. While the Power Zone 2 boasts a substantial 850W capacity, the ESGAMING offers a more modest 600W. This fundamental difference in power output is crucial for users who require higher wattage for demanding components. The Power Zone 2 is priced at C$187.50, reflecting its advanced features and higher capacity, whereas the ESGAMING is available for a budget-friendly C$54.88, making it an attractive option for entry-level builds.

Power Output and Efficiency

The be quiet! Power Zone 2 excels with an impressive 850W continuous power output, making it suitable for high-performance systems that demand reliable power delivery. It is also certified with 80 PLUS Platinum, achieving an energy efficiency rating of up to 94.1%. This translates to lower power consumption and reduced heat generation, which is essential for maintaining system stability. In contrast, the ESGAMING 600W provides a maximum output of 600W, which is adequate for mid-range systems but may fall short for those with power-hungry components. Therefore, if maximum efficiency and power output are your priorities, the Power Zone 2 is the clear winner.

Cooling Solutions

Cooling is a crucial aspect of any power supply, and both the Power Zone 2 and ESGAMING have their unique approaches. The Power Zone 2 features a large Pure Wings 3 140mm fan with semi-passive zero-RPM cooling, allowing the fan to turn off completely during low loads. This design ensures quieter operation and efficient cooling when the system demands it. On the other hand, the ESGAMING 600W includes a 120mm auto-thermally controlled fan that activates based on temperature, providing sufficient cooling for standard operations. While both power supplies aim to keep temperatures in check, the advanced cooling design of the Power Zone 2 offers superior performance for high-load scenarios.

Connectivity Options

When it comes to connectivity, the be quiet! Power Zone 2 provides a robust array of options. It includes native integration for the 12V-2x6 connector for next-generation graphics cards and three PCIe 6+2-pin connectors for current GPUs. This versatility makes it an excellent choice for users looking to future-proof their systems. In contrast, the ESGAMING 600W features a decent selection of connectors, including two PCIe 6+2-pin connectors, but it lacks the advanced features of the Power Zone 2. If you plan on upgrading your graphics card in the future, the Power Zone 2's connectivity options offer a significant advantage.

Protection Features

Protection features are vital in ensuring the longevity and safety of your components. The Power Zone 2 is equipped with extensive protections, including over-current, over-voltage, and short-circuit protections, ensuring that your system remains safe under various conditions. Meanwhile, the ESGAMING 600W also provides several heavy-duty protections like short-circuit and over-temperature safeguards, which are essential for preventing damage. However, the comprehensive nature of the Power Zone 2's protections makes it a more reliable choice for high-end builds that may experience power surges or other electrical issues.

Design and Build Quality

The design and build quality of a power supply can significantly impact its performance and reliability. The Power Zone 2 showcases German engineering and quality, with a focus on efficient airflow and silent operation. Its robust design is suited for high-performance systems, ensuring durability over time. Conversely, the ESGAMING 600W, while functional, is designed for budget-conscious users and may not offer the same level of build quality. Users seeking a long-lasting and reliable power supply may find the superior design of the Power Zone 2 more appealing, especially for demanding applications.

Price and Value

Price is a significant factor when choosing between the Power Zone 2 and ESGAMING 600W. The Power Zone 2, priced at C$187.50, positions itself in the premium segment, justified by its high power output, efficiency, and advanced features. In contrast, the ESGAMING 600W is priced at a mere C$54.88, making it an excellent choice for budget builds or casual users who do not require extensive power. While the ESGAMING offers great value for lower-end systems, those looking for performance and future-proofing will find the investment in the Power Zone 2 worthwhile.

Which should you buy?

Choosing between the be quiet! Power Zone 2 850W and the ESGAMING 600W ultimately depends on your specific needs and budget. If you are building a high-performance system that requires reliable power, efficiency, and advanced features, the Power Zone 2 is the superior choice, despite its higher price. On the other hand, if you are looking for an affordable power supply for a basic or mid-range build, the ESGAMING 600W offers excellent value without breaking the bank. Consider your system requirements and future upgrade plans when making your final decision.

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be quiet! Power Zone 2 850W ATX 3.1 PSU vs ESGAMING 600W ATX Power Supply with Auto-Thermally Controlled 120mm Fan ATX Gami | versusfinder