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be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® vs Lian Li EDGE1000W Fully Modular Low-Noise ATX

Updated August 2026 — be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® leads on cooling and noise level.

The be quiet! Dark Power 14 1200W offers superior performance and efficiency, making it ideal for high-end builds, while the Lian Li EDGE1000W provides solid performance at a more affordable price.

Why be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus® is better

Efficiency

80 PLUS Titanium certification vs Gold

Cooling

Active and semi-passive cooling modes

Performance

Higher wattage for overclocking

Why Lian Li EDGE1000W Fully Modular Low-Noise ATX is better

Price

More budget-friendly option

USB Hub

Includes USB/Fan Hub for connectivity

Noise

Designed for low noise operation

Overall score

be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus®
90
Lian Li EDGE1000W Fully Modular Low-Noise ATX
70

Specifications

Specbe quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus®Lian Li EDGE1000W Fully Modular Low-Noise ATX
Certification80 PLUS Titanium80 PLUS Gold
Cooling ModesActive/Semi-PassiveStandard
ModularFully ModularFully Modular
Connector Type12V-2x612V-2x6
Fan TypeSilent WingsStandard

Dimension comparison

be quiet! Dark Power 14 1200W, ATX 3.1, 80 Plus®Lian Li EDGE1000W Fully Modular Low-Noise ATX

Overview of Power Supplies

When comparing the be quiet! Dark Power 14 1200W and the Lian Li EDGE1000W, the key takeaway is their distinct features catering to different user needs. The Dark Power 14 is designed for high-end, overclocking-capable builds, while the EDGE1000W focuses on stable performance with a lower price point. The Dark Power 14 is priced at $289.90, making it about 82% more expensive than the EDGE1000W, which retails for $158.99.

Cooling Features

Cooling mechanisms are a critical aspect of power supplies, and here the Dark Power 14 stands out with its versatile cooling options. It offers a unique button to toggle between active and semi-passive cooling modes, allowing for quiet operation under low loads. The integrated Silent Wings fan is designed to minimize noise and vibrations, catering to users wanting a silent PC. Meanwhile, the EDGE1000W emphasizes low noise operation as well, featuring a magnetic dust filter mesh for easy maintenance, but lacks the advanced cooling modes found in the Dark Power 14.

Efficiency Ratings

Efficiency is another crucial factor when choosing a power supply. The Dark Power 14 boasts an impressive 80 PLUS Titanium certification, achieving up to 95.42% efficiency, which translates to lower energy consumption and reduced heat generation. In contrast, the EDGE1000W holds an 80 PLUS Gold certification, offering efficient performance but not quite reaching the high standards of the Dark Power 14. For users concerned about energy bills and thermal performance, the Dark Power 14 may be the preferable option.

Compatibility with Modern Hardware

Compatibility with the latest hardware is essential for modern builds. The Dark Power 14 is equipped with native 12V-2x6 connectors, making it ready for next-generation PCIe 5.1 graphics cards, along with four PCIe 6+2-pin connectors for current GPUs. The EDGE1000W also provides a 12V-2x6 connector and dual 8-pin to 12VHPWR connectors, ensuring compatibility with NVIDIA’s latest 50/40 Series graphics cards. Both power supplies are ATX 3.1 compliant, but the Dark Power 14's additional connectors may offer more versatility for future upgrades.

Modular Design

Both power supplies feature fully modular designs, allowing users to connect only the cables they need, which helps with cable management and airflow within the PC case. The Dark Power 14 comes with a variety of connectors and cables specifically for high-performance setups, ensuring that users can customize their builds effectively. The EDGE1000W, while also fully modular, includes an EDGE Hub supporting multiple devices for enhanced connectivity, particularly for RGB controllers. Users who prioritize extensive customization may lean towards the Dark Power 14.

Target Audience

The target audience for these power supplies varies significantly. The Dark Power 14 is aimed at gamers and PC enthusiasts who demand high performance and efficiency, especially those looking to overclock their components. Its advanced features and higher price reflect this. On the other hand, the EDGE1000W appeals to users seeking a reliable, efficient power supply at a more accessible price point. The approximately 82% price difference suggests that the EDGE1000W is suited for budget-conscious consumers who still need modern compatibility and good performance.

Build Quality and Design

Build quality is essential in ensuring longevity and reliability in power supplies. The Dark Power 14 features a large heat sink for improved cooling and is backed by be quiet!’s reputation for high-quality components. Its design includes a robust Silent Wings fan that minimizes noise and enhances durability. The EDGE1000W, while well-designed with a sleek aesthetic and practical magnetic dust filter, may not match the premium build quality of the Dark Power 14. For users who prioritize durability and a premium feel, the Dark Power 14 is likely the better option.

Which should you buy?

Deciding between the be quiet! Dark Power 14 1200W and the Lian Li EDGE1000W depends largely on your specific needs and budget. If you're looking for top-tier performance, exceptional efficiency, and advanced cooling capabilities, the Dark Power 14 justifies its higher price at $289.90. However, if you need a reliable power supply that offers good performance at a more budget-friendly price of $158.99, the EDGE1000W is a solid choice. Ultimately, your decision should align with your power needs, budget considerations, and whether you're aiming for high-end gaming or a more standard build.