Top rated Power Supplies PC
Here’s a ranking of the top rated Power Supplies PC. To give you a quick overview, we’ve added the most important information about each product. This page always stays fresh and updates automatically.
1. be quiet! Pure Power 12 M
The Pure Power 12 M 1200 W is ATX 3.0 and PCIe 5.0 compatible, offering unmatched reliability with outstanding features. It is a great combination of power and exceptional compatibility.
2. be quiet! Straight Power 11 Gold
The Straight Power 11 sets new standards for whisper-quiet systems without compromising power supply performance. In developing this generation, the German be quiet! team placed special emphasis on noise-optimized features and high-quality components. As a result, the Straight Power 11 series is quieter than ever and the best choice for building new systems or upgrading existing ones. Straight Power 11 is the first choice among premium power supplies.
Key features include:
- Nearly silent SilentWings 3 135mm fan
- Funnel-shaped air intake on the power supply case increases airflow rate
- Cable-free design on the DC side improves cooling and longevity
- Fully modular cable management for maximum flexibility
- 80PLUS Gold efficiency of up to 93%
- Two PCI Express connectors for powerful multi-GPU systems
- Japanese 105°C capacitors ensure stable, reliable operation
- Complies with ErP and Energy Star 6.1 guidelines
- Five-year manufacturer's warranty
- Product conception, design, and quality control in Germany.
3. Corsair RM750x *2018*
The power supplies of the Corsair RM750x series are equipped with the highest quality components to provide your PC with 80 PLUS Gold certification. With only Japanese 105°C capacitors, users can rely on the durability and reliability of an RM750x power supply. The Zero RPM Mode means that a power supply from the RM750x series operates almost silently under low and medium loads, and even at maximum power, a quiet fan ensures silent operation. Fully modular cables make PC builds and upgrades easy, as you only need to install the cables that your system requires. Quiet, efficient, and reliable, an RM750x power supply has everything you need for power supply. Your powerful PC for the years to come.
4. Corsair RM850 *2019*
The Corsair RM850 is a powerful internal PC power supply designed for efficient and reliable power delivery. With a power output of 850 watts and 80 PLUS Gold certification, it offers a high efficiency of up to 90%. This results in reduced energy consumption and lower operating costs. The fully modular cables allow for flexible and tidy installation, while the "Zero RPM" fan mode ensures near-silent operation when the load is low. The power supply is equipped with high-quality electrolytic capacitors that ensure long-term reliability and performance. Additionally, the RM850 supports "Modern Standby" technology, enabling faster wake-up from sleep mode while maintaining a network connection. This power supply is ideal for demanding PC users who value efficiency and performance.
- 80 PLUS Gold certification for high energy efficiency
- Fully modular cables for flexible installation
- "Zero RPM" fan mode for silent operation at low load
- High-quality electrolytic capacitors for reliability
- Support for "Modern Standby" for faster wake-up from sleep mode.
5. Corsair RM850x
The RMx power supply series from Corsair is characterised by extremely precise voltage regulation, quiet operation, Gold-certified efficiency and a fully modular cable set. Thanks to the exclusive use of Japanese 105-degree capacitors, these power supplies are ideal for high-performance PCs where reliability is essential. The 80 PLUS Gold efficiency reduces operating costs and excessive heat. Zero RPM fan mode ensures virtually silent operation at low and medium loads. And the fully modular DC cables make system builds and upgrades a breeze, with impressive results.
6. Corsair RM850x "Corsair Renewed"
The Corsair RM850 is a powerful, fully modular PC power supply with an output power of 850 watts. It offers 80 PLUS Gold certification, which ensures high energy efficiency and optimises power consumption. This power supply is specifically designed for the ATX form factor and allows for flexible cable routing, which facilitates installation and cable management in a PC case. The modular design ensures that only the required cables are connected, which improves air circulation and keeps the interior tidy. The Corsair RM850 is ideal for powerful gaming and work PCs that require a reliable power supply. With its robust construction and high-quality components, it offers not only stability but also durability. The power supply also comes with a Corsair Renewed certificate, which indicates that it has been carefully checked and reconditioned to ensure the highest quality standards. This product is in pristine, as-new condition. It has been thoroughly inspected, cleaned and refurbished by Corsair. This process includes a functional test, safety inspection, cleaning, refurbishment and verification of compliance with product integrity standards.
7. Corsair 850W GOLD FULLY MODULAR RM850X
The Corsair RM850x is a powerful and reliable PC power supply designed for demanding applications. With a total output of 850 watts, it provides ample power for high-performance components and ensures stable power delivery. The power supply is fully modular, meaning that only the necessary cables can be connected to minimize cable clutter in the case and improve airflow. The 80 PLUS Gold certification guarantees high energy efficiency, which not only reduces power consumption but also minimizes heat generation. The RM850x features an active cooling system that ensures quiet and effective cooling, even under heavy load. This power supply is ideal for PC builders and gamers who value quality and performance.
- Fully modular cable management for easy installation and optimal airflow
- 80 PLUS Gold certification for high energy efficiency
- Active cooling system with a fan for quiet operation
- Suitable for PC and server applications.
8. Corsair RM850x 850W Modulare 80+ Gold PFC Attivo ATX 3.1 " Renewed"
The Corsair RM850x is a powerful PC power supply with an output of 850 watts and an 80+ Gold certification, ensuring high energy efficiency. It features a semi-modular cable management system that allows for flexible and tidy installation by connecting only the necessary cables. The power supply's form factor is ATX, making it compatible with a wide range of PC cases. The RM850x is equipped with the latest PCIe 5.1 technology and offers a new 12V-2x6 connector optimized for modern graphics cards and other high-performance components. Active cooling ensures efficient heat dissipation, enhancing the longevity and stability of the power supply. This product is certified as "Renewed," meaning it has been tested for quality and performance to meet Corsair's high standards. The RM850x is an excellent choice for anyone seeking a reliable and powerful power supply for their PC building projects.
9. Corsair RM1000x
The RMx power supply series from Corsair is characterised by extremely precise voltage regulation, quiet operation, Gold-certified efficiency and a fully modular cable set. Thanks to the exclusive use of Japanese 105-degree capacitors, these power supplies are ideal for high-performance PCs where reliability is essential. The 80 PLUS Gold efficiency reduces operating costs and excessive heat. Zero RPM fan mode ensures virtually silent operation at low and medium loads. And the fully modular DC cables make system builds and upgrades a breeze, with impressive results.
10. Corsair 1000W GOLD FULLY MODULAR RM1000X
The Corsair RM1000x is a powerful, fully modular PC power supply that delivers a total output of 1000 watts. It is designed for use in ATX-compatible systems and supports a wide input voltage range of 100 to 240 V as well as a frequency of 47 to 63 Hz. With its 80 PLUS Gold certification, the RM1000x ensures high energy efficiency, contributing to reduced power consumption and heat generation. The power supply is equipped with a 24-pin ATX connector and offers a cable management solution that allows for easy installation and improved airflow within the case. Active cooling is supported by a single fan that provides quiet and effective heat dissipation. The Corsair RM1000x is therefore a reliable choice for high-performance PC systems that depend on efficiency and stability.
- Fully modular cable management for easy installation and customization
- 80 PLUS Gold certification for high energy efficiency
- Active cooling with a quiet fan
- Robust design with ATX form factor for versatile compatibility.
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