
Too many power supplies? Here's how to find the right one
Here are five key factors to consider when choosing the right power supply for your PC.
Last updated 4 weeks ago. Automatically generated content.


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Power refers to the wattage output of a power supply unit (PSU), which determines how much energy it can deliver to your computer components. Selecting the appropriate wattage is crucial for ensuring stability, performance, and compatibility with all hardware, including GPUs and CPUs.
Popular options
Up to 450 W
Typical price
61.– to 130.–Designed for basic systems with low power requirements, typically suitable for office use or casual gaming.
Ideal for budget builds or users who do not plan to upgrade components frequently, providing sufficient power without excess.
Bestseller
451 - 750 W
Typical price
64.– to 150.–Offers a balanced power range suitable for mid-range to high-end gaming setups with multiple components.
Recommended for users who may upgrade their system in the future, ensuring enough power for performance-intensive tasks.
Bestseller
751 - 1000 W
Typical price
120.– to 210.–Designed for high-performance systems, including multi-GPU setups and demanding applications like video editing.
Best for enthusiasts and gamers who require maximum performance and plan to overclock their hardware, guaranteeing optimal stability.
Bestseller
The form factor of a power supply unit (PSU) refers to its physical dimensions and mounting specifications, which are crucial for compatibility with different PC cases. Choosing the right form factor ensures proper fit and optimal airflow, impacting the overall performance and longevity of your computer system.
Popular options (you can select more than one)
ATX
Typical price
72.– to 160.–The ATX form factor is the most common PSU size, designed for standard cases and typically features multiple connectors for various components.
Ideal for high-performance systems, it offers a robust power output and efficient cooling solutions, making it suitable for gaming and workstation builds.
Bestseller
SFX
Typical price
72.– to 160.–SFX power supplies are smaller than ATX, making them suitable for compact cases while still providing substantial power capabilities.
Perfect for mini PCs or small form factor builds, they help save space without sacrificing performance, allowing for a clean and organized setup.
Bestseller
Micro ATX (mATX)
Typical price
150.– to 160.–Micro ATX power supplies are designed for mid-sized cases, offering a balance between size and power output.
Great for budget builds or home theater PCs, they provide adequate power for everyday tasks while fitting in smaller cases.
Bestseller
Flex ATX
Typical price
57.– to 120.–Flex ATX PSUs are even more compact, designed for specialized cases or environments where space is limited, such as servers and compact desktops.
They are ideal for building small, energy-efficient systems while maintaining good power delivery, making them suitable for office use or basic home setups.
Bestseller
Mini-ITX
Typical price
22.– to 160.–Mini-ITX power supplies are specifically tailored for ultra-compact setups, often featuring unique designs to maximize space efficiency.
Recommended for ultra-small builds, they provide sufficient power for basic computing tasks while keeping the overall footprint minimal.
Bestseller
The 80 PLUS certification indicates the efficiency level of a power supply unit (PSU) under varying loads, which is essential for energy savings and overall system performance. Higher certifications not only reduce electricity costs but also contribute to less heat generation, improving the longevity and reliability of the components in your PC.
Popular options (you can select more than one)
Platinum
Typical price
150.– to 270.–Achieves at least 90% efficiency at 20% and 100% loads, and 92% at 50% load.
Ideal for high-performance systems, it reduces electricity costs significantly while ensuring stable power delivery.
Bestseller
Titanium
Typical price
260.– to 460.–Offers the highest efficiency ratings, with at least 90% efficiency at 10% and 100% loads, and 94% at 50% load.
Perfect for enthusiasts and professionals, this option minimizes energy waste and maximizes the performance of demanding setups.
Bestseller
Gold
Typical price
100.– to 180.–Provides at least 87% efficiency at 20% load, 90% at 50% load, and 85% at 100% load.
A balanced choice for gamers and casual users, it offers reliable performance while maintaining reasonable power costs.
Bestseller
Silver
Typical price
61.– to 85.–Maintains at least 85% efficiency at 20% load, 88% at 50% load, and 82% at 100% load.
Suitable for mid-range systems, it delivers a good compromise between efficiency and affordability.
Bestseller
Bronze
Typical price
61.– to 89.–Requires at least 82% efficiency at 20% load, 85% at 50% load, and 80% at 100% load.
A cost-effective option for basic builds, it provides adequate power without major energy losses.
Bestseller
Modularity refers to the way cables are connected to the power supply unit (PSU), impacting installation, maintenance, and overall cable management. Selecting the right level of modularity can enhance airflow and reduce clutter in your PC case, leading to improved cooling and easier upgrades.
Popular options (you can select more than one)
Modular cable management
Typical price
100.– to 210.–Allows users to connect only the cables they need for their components, minimizing excess cables.
Enhances airflow within the case and simplifies future upgrades or maintenance tasks.
Bestseller
Partially modular cable management
Typical price
68.– to 110.–Includes essential cables that are permanently attached, with additional cables that can be added as needed.
Offers a balance between convenience and simplicity, making it suitable for most users who want some flexibility.
Bestseller
Permanently installed
Typical price
57.– to 110.–Features cables that are fixed and cannot be removed, leading to a bulkier setup.
Best for budget builds or users who do not plan on upgrading, but may result in clutter and reduced airflow.
Bestseller
The brand factor is crucial in the decision-making process for power supplies, as it influences reliability, performance, and customer support. Notable brands like Corsair and Seasonic are known for their robust designs and warranties, ensuring peace of mind for users who prioritize quality and longevity.
Popular brands (you can select more than one)
Corsair
Recognized for high-performance gaming power supplies with efficient cooling systems.
Offers modular designs that allow for easier cable management and improved airflow.
Bestseller
be quiet!
Known for ultra-quiet power supplies that prioritize low noise levels without sacrificing performance.
Ideal for users building silent PCs, providing reliable power with minimal sound.
Bestseller
Seasonic
Renowned for their high efficiency and reliability, often regarded as the benchmark in the industry.
Provides long warranties and excellent customer service, enhancing user confidence in their products.
Bestseller
Thermaltake
Famous for their customizable RGB lighting options in power supplies for aesthetic builds.
Great for gamers and PC builders who want a visually appealing setup without compromising functionality.
Bestseller
ASUS
Offers power supplies with advanced features like digital monitoring for enhanced performance.
Provides options that work seamlessly with their motherboards, ensuring compatibility and stability.
Bestseller