
Best selling Power Supply PC
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. be quiet! Pure Power 12 M
The Pure Power 12 M marks the beginning of the ATX 3.0 era for be quiet. This power supply series is fully equipped with cutting-edge technology such as LLC topology and features up to 5 PCIe connectors for both PCIe 5.0 GPUs and GPUs with PCIe 6+2 connectors. It also effortlessly handles load spikes that can reach up to double the rated power. This makes the Pure Power 12 M the perfect choice for anyone needing a high-performance power supply for their current or next-gen graphics card while still preferring low operational noise.

2. 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.

3. 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.

4. MSI MAG A850GL PCIE5
ATX 3.0 compatible
It features an output that complies with PCIe 5.0 and the Intel Power Supply Design Guide ATX 3.0. Additionally, the MAG A850GL PCIE5 power supply can deliver up to double the total power and triple the GPU power.
The power you need
The single-rail power supply can effectively deliver the power you require. For high-performance graphics cards and CPUs, the five CPU and PCI-E connectors of this power supply are more than sufficient.

5. be quiet! Straight Power 12 Platinum
The Straight Power 12 Platinum sets standards for whisper-quiet systems without making any compromises in power supply. The 80 Plus Platinum certification demonstrates a focus on efficiency of up to 93.9% in the latest generation of the Straight Power series. All of this makes the Straight Power 12 series quieter than ever and the best choice for building new systems or upgrading existing ones. Straight Power 12 is the top choice among premium power supplies.

6. be quiet! Power supply Straight Power 12 850W 80+ Platinum Mod.
The Straight Power 12 Platinum sets standards for whisper-quiet systems without making any compromises in power supply. The 80 Plus Platinum certification demonstrates a focus on efficiency of up to 94% in the latest generation of the Straight Power series. All of this makes the Straight Power 12 series quieter than ever and the best choice for building new systems or upgrading existing ones. Straight Power 12 is the top choice among premium power supplies.

7. Gigabyte GP-UD750GM
The Gigabyte GP-UD750GM 750W PC power supply with fully modular cables is 80 PLUS Gold certified for better energy efficiency. Lower power consumption reduces heat generation and fan noise. The power supply can reach up to 90% efficiency and offers the best solution for system builds. The modular cables reduce clutter and improve air circulation in the enclosure. The single + 12V rail provides best output power, stability and compatibility for hardware. The quiet 120mm fan optimises noise reduction and thermal performance. The fan speed is adjusted according to the automatic power detection. The fan offers a longer and more stable service life thanks to hydraulic bearings.

8. be quiet! Power Zone 2
The Power Zone 2 1000W is a power supply unit with 80 PLUS Platinum certification and semi-passive zero RPM cooling for efficient and quiet gaming sessions.

9. be quiet! Straight Power 11 Gold
In developing this generation of the series, the German be quiet! team placed special emphasis on noise-optimized features and high-quality equipment. All of this makes the Straight Power 11 series quieter than ever before and the best choice for building new systems or upgrading existing ones. Straight Power 11 is a top choice among premium power supplies.

10. Thermaltake Toughpower GT 850W
The Thermaltake Toughpower GT 850W is a powerful and fully modular PC power supply designed for demanding applications. With a total output of 850 watts and an 80 PLUS Gold certification, it offers high energy efficiency and reliability. The ATX 3.1 compatibility and support for PCIe Gen 5.1 enable the operation of the latest graphics cards, while the included 12+4-pin connector provides up to 300 watts for high-performance GPUs. The 120mm hydraulic bearing fan ensures effective cooling while minimizing noise levels. The power supply is equipped with various protection mechanisms to ensure the safety and stability of the system. With an MTBF of 100,000 hours, the Toughpower GT 850W is a durable choice for PC builders and gamers.
- Fully modular cable management for easy installation and customization
- PCIe Gen 5.1 Ready with 12+4-pin connector for modern graphics cards
- Active cooling with a 120mm hydraulic bearing fan
- High efficiency with 80 PLUS Gold certification
- Comprehensive protection features such as OVP, UVP, OCP, and OTP.
