Introducing the "12 Best ATX PSU for 2023." Are you tired of unreliable power supply units (PSUs) that hinder the performance of your system? Look no further, as we have curated a list of the top 12 ATX PSUs for the year 2023. These powerhouses are designed to meet the ever-increasing power demands of modern-day technology, ensuring a stable and efficient power supply to your PC components. Whether you are a gaming enthusiast, an avid video editor, or a professional graphic designer, our selection of ATX PSUs will cater to your specific needs and provide the reliable performance you deserve. Stay ahead of the game with the 12 best ATX PSUs for 2023.
Overall Score: 9/10
The MSI MAG A550BN Gaming Power Supplyr is a high-performance and reliable power supply designed for gaming enthusiasts. With its 80 PLUS Bronze certification, it guarantees efficient power delivery and energy savings. The power supply comes with a 5-year limited warranty, ensuring long-term reliability. The low noise fan ensures quiet operation even during intensive gaming sessions. With its compact size and ATX form factor, it fits seamlessly in most computer cases. Overall, the MSI MAG A550BN Gaming Power Supplyr is a quality power supply that provides stable and efficient power for gaming setups.
Key Features
- 80 PLUS Bronze CERTIFIED
- 5-year limited warranty, guaranteeing long term reliable operation
- Low Noise Fan
Specifications
- Dimension: 5.91Lx5.51Wx3.39H
- Size: 550W
Pros
- Efficient power delivery with 80 PLUS Bronze certification
- Quiet operation with low noise fan
- Compact size and ATX form factor
Cons
- Relatively high price compared to other power supplies
- Non-modular design may require cable management
The MSI MAG A550BN Gaming Power Supplyr is a reliable and efficient power supply for gaming setups. It offers stable and efficient power delivery, backed by its 80 PLUS Bronze certification. The low noise fan ensures quiet operation, perfect for gaming enthusiasts who want a silent gaming experience. The compact size and ATX form factor make it compatible with most computer cases. However, the higher price compared to other power supplies and the non-modular design may be minor drawbacks. Overall, the MSI MAG A550BN Gaming Power Supplyr is a great choice for gamers looking for a high-performance and reliable power supply.
Overall Score: 8/10
The MEG Ai1300P PCIE 5 & ATX 3.0 Gaming Power Supply is a high-quality PSU that offers a range of features. It is 80 Plus Platinum certified for high efficiency and comes with 100% all Japanese 105°C capacitors. The PSU supports Nvidia GeForce RTX 40 Series graphics cards and is PCIe 5.0 & ATX 3.0 supported. It has a compact size and is fully modular, making cable management easier. The PSU has a customer rating of 4.5/5 and has received positive reviews for its performance and efficiency. Some of its notable features include its support for high-end graphics cards, 80 Plus Platinum certification, and compact size. However, some users have mentioned minor drawbacks such as the fan noise and difficulty with cable management. Overall, the MEG Ai1300P PCIE 5 & ATX 3.0 Gaming Power Supply is a reliable choice for gamers looking for a high-performance PSU.
Key Features
- Supports Nvidia Ge Force RTX 40 Series graphics cards
- 80 PLUS Platinum certified for high efficiency
- 100% all Japanese 105°C capacitor
- PCIe 5.0 & ATX 3.0 Supported
Specifications
- Dimension: 8.27Lx6.18Wx12.91H
- Size: 1300W
Pros
- High efficiency with 80 Plus Platinum certification
- Supports high-end graphics cards
- Compact size and fully modular design
Cons
- Fan noise may be noticeable under heavy loads
- Cable management can be challenging
The MEG Ai1300P PCIE 5 & ATX 3.0 Gaming Power Supply is a reliable and efficient choice for gamers in need of a high-performance PSU. With support for Nvidia GeForce RTX 40 Series graphics cards and 80 Plus Platinum certification, it delivers excellent power efficiency. The compact size and fully modular design make cable management easier, although it may require some effort. While the fan noise can be noticeable under heavy loads, overall, the MEG Ai1300P PSU offers reliable performance. Gamers looking to upgrade their systems and future-proof their setups will find this PSU to be a worthy investment.
Overall Score: 9/10
Experience reliable and efficient power with the MSI MAG A850GL Gaming Power Supply. This fully modular power supply is 80 PLUS GOLD certified and comes with a 7-year limited warranty. With its compact size and ATX 3.0 & PCIE 5 support, it fits seamlessly into any gaming setup. The power supply delivers 850W of power, ensuring smooth performance during intensive gaming sessions. It boasts excellent build quality and is easy to install. The cords may be a bit stiff, but they offer reliable and secure connections. Overall, the MSI MAG A850GL is a great choice for gamers looking for a high-quality, budget-friendly power supply.
Key Features
- 80 Plus gold certified
- 7-year limited warranty
- Fully modular design
- ATX 3.0 & PCIE 5 support
Specifications
- Dimension: 12.00Lx8.75Wx4.92H
- Size: 850W (PCIE 5)
Pros
- Reliable and efficient performance
- Compact size
- Easy installation
- High build quality
Cons
- Stiff cords
The MSI MAG A850GL Gaming Power Supply offers excellent reliability, efficiency, and performance at an affordable price. With its 80 PLUS GOLD certification and fully modular design, it provides the power and flexibility gamers need for their gaming setups. The compact size and ATX 3.0 & PCIE 5 support make it compatible with a wide range of systems. While the cords may be a bit stiff, they still offer reliable and secure connections. Overall, the MSI MAG A850GL is a solid choice for gamers who prioritize quality and value in their power supply.
Overall Score: 8.5/10
The MSI MPG A850G PCIE 5 & ATX 3.0 Gaming Power Supply is a high-quality and reliable PSU designed for gaming enthusiasts. With its compact size and fully modular design, it offers easy installation and cable management. The 100% Japanese 105°C capacitors ensure long-lasting performance and stability. It is 80 Plus Gold certified, providing high efficiency and minimizing power loss. The power supply has a maximum output of 850W, making it suitable for demanding gaming setups. Overall, the MSI MPG A850G is a powerful and efficient gaming power supply that delivers reliable performance to support your gaming needs.
Key Features
- PCIE 5 & ATX 3.0 PSU
- 10-year limited warranty, guaranteeing long term reliable operation
- 100% Japanese 105°C capacitors
- Fully modular design
- 80 Plus gold certified
- Input Voltage Range: 100-240
Specifications
- Dimension: 11.60Lx9.50Wx5.20H
- Size: 850W
Pros
- Compact size
- High-quality Japanese capacitors
- Fully modular design for easy cable management
- 80 Plus Gold certified for high efficiency
Cons
- Cables could be improved
- Limited color options
The MSI MPG A850G PCIE 5 & ATX 3.0 Gaming Power Supply is a solid choice for gamers seeking a high-quality and efficient PSU. With its compact size and fully modular design, it offers easy installation and cable management. The 100% Japanese capacitors ensure reliability and stability, while the 80 Plus Gold certification guarantees high efficiency. Although the cables could be improved and there are limited color options, these drawbacks are overshadowed by the overall performance and reliability of this power supply. If you’re looking to power your gaming rig with a reliable and efficient PSU, the MSI MPG A850G is definitely worth considering.
Overall Score: 8/10
The DKE SFX to ATX Power Supply Adapter Bracket allows you to install an SFX or SFX-L power supply in most ATX, Micro ATX, and Mini-ITX cases. Its single-sided installation design provides extra displacement space for increased airflow and component clearance. The bracket is compatible with smaller SFX power supplies, providing flexibility for different applications. With easy installation, this adapter is a great option if you don't want to purchase another PSU for an ATX case. It fits power supplies perfectly, although some users have had to slightly bend or modify it to fit certain models. Overall, the DKE SFX to ATX Power Supply Adapter is functional and provides a cost-effective solution for adapting power supplies to different case sizes.
Key Features
- DKE SFX to ATX Power Supply Adapter Bracket
- Install SFX power supply in most ATX cases
- Extra displacement space for increased airflow
- Compatible with smaller SFX power supplies
- Easy installation
Specifications
- N/A
Pros
- Allows installation of SFX power supply in different cases
- Extra displacement space for improved airflow and component clearance
- Flexible application with smaller SFX power supplies
- Cost-effective solution
- Easy to install
Cons
- May require slight modification to fit certain power supply models
The DKE SFX to ATX Power Supply Adapter Bracket is a functional and cost-effective solution for adapting SFX power supplies to different case sizes. With extra displacement space for improved airflow and component clearance, this bracket offers flexibility for different applications. While it may require slight modification to fit certain power supply models, it provides an easy installation process. Overall, this adapter is a great option for users who want to utilize their SFX power supplies in various ATX, Micro ATX, and Mini-ITX cases without the need for purchasing additional PSUs.
Overall Score: 8/10
The Thermaltake Toughpower GF3 1000W Power Supply is a high-quality and reliable PSU designed for computer and gaming setups. With a fully compatible design and PCIe Gen 5.0 readiness, this power supply is perfect for handling demanding tasks. It features 100% high-quality Japanese capacitors, a low-profile flat cable design, and an ultra-quiet smart zero fan for optimal performance and minimal noise. The power supply is also backed by a 10-year warranty, ensuring peace of mind and durability. With its sleek black color and compact dimensions, this power supply is a great addition to any gaming or high-performance system.
Key Features
- Fully Compatible With Intel PSDG ATX 3.0 Specifications
- PCIe Gen 5.0 Ready
- 100% High Quality Japanese 105°C/221°F Capacitors
- Fully Modular Low-Profile Flat Cable
- Ultra Quiet Smart Zero Fan
Specifications
- Color: Black
- Dimension: 6.30Lx5.90Wx3.40H
- Size: 1000W
Pros
- High-quality components
- Quiet and efficient operation
- 10-year warranty
Cons
- Stiff and difficult to manage cables
The Thermaltake Toughpower GF3 1000W Power Supply is a solid choice for gamers and PC enthusiasts who need a reliable and high-performance PSU. With its compatibility, efficiency, and quiet operation, this power supply delivers on its promises. The only drawback is the stiffness of the cables, which can make cable management a bit challenging. However, the 10-year warranty and overall quality of the product make it a worthwhile investment. If you’re looking for a power supply that can handle demanding tasks and provide long-lasting performance, the Thermaltake Toughpower GF3 1000W Power Supply is definitely worth considering.
Overall Score: 7.8/10
Experience superior energy-saving, efficiency, and reliability with the SAMA ATX3.0 850W PC Platinum Power Supply. This power supply has passed the 80PLUS Platinum Certification, guaranteeing excellent energy-saving performance. It has undergone a strict 50°C reliability test to ensure stable operation in high-temperature environments. The 14cm Smart ECO Fan automatically adjusts the fan speed for noise reduction and energy-saving. The power supply complies with the ATX3.0 standard and features other high-standard specifications, such as full voltage, embossed wire, and 12VHPWR interface. Compatible with most ATX cases, this power supply offers flexible system design options. Whether you're using it with the 3090Ti, 4070Ti, 4080, or 4090, this power supply delivers exceptional performance.
Key Features
- 80PLUS Platinum Certification
- 50°C reliability test
- 14cm Smart ECO Fan
- ATX3.0 standard
- Other high standard specifications
Specifications
- Color: Black
- Dimension: 6.69Lx5.91Wx3.15H
- Size: 330*195*130MM
Pros
- Excellent energy-saving performance
- Stable operation in high-temperature environments
- Automatic fan speed adjustment for noise reduction
- Complies with ATX3.0 standard
- Flexible system design options
Cons
- Dead on arrival reported by some customers
- Lack of details about warranty in packaging
The SAMA ATX3.0 850W PC Platinum Power Supply offers superior energy-saving performance, stability in high-temperature environments, and a flexible design. Its 80PLUS Platinum Certification guarantees efficiency and reduced power consumption. The 14cm Smart ECO Fan ensures quieter operation while adjusting fan speed based on load and temperature. The power supply complies with the ATX3.0 standard and features other high-standard specifications. While some customers have reported dead on arrival units and a lack of warranty details, the overall quality and support provided by the brand have been commended. If you’re in need of a reliable power supply for your high-performance system, the SAMA ATX3.0 850W PC Platinum Power Supply is worth considering.
Overall Score: 9/10
The Thermaltake Toughpower GF A3 1200W is a high-quality power supply unit designed to meet the demands of the latest graphics cards. With its 80 Plus Gold certification and compatibility with Intel ATX 3.0 standards, this power supply delivers efficient and reliable performance. It features a high amperage single +12V rail and high-class technologies to ensure stable power delivery. The fully modular low-profile flat cables make cable management a breeze. With PCIe Gen 5.0 readiness, this power supply is future-proof and ready for upcoming upgrades. It comes with a 10-year warranty, providing peace of mind for users. Overall, the Thermaltake Toughpower GF A3 1200W is a top-of-the-line power supply that offers excellent performance and reliability.
Key Features
- 80 Plus Gold Certified & Fully Compatible with Intel ATX 3.0 Standards
- PCIe Gen 5.0 Ready
- Made to Comply with the Latest Graphics Cards
- High Amperage Single +12V Rail & High-Class Technologies
- Fully Modular Low-Profile Flat Cables
Specifications
- Color: Black
- Dimension: 5.90Lx3.40Wx5.50H
- Size: 1200W
Pros
- Efficient and reliable power delivery
- Fully modular design for easy cable management
- Compatible with the latest graphics cards
- Future-proof with PCIe Gen 5.0 readiness
- 10-year warranty for peace of mind
Cons
- Some users reported noise issues with the fan
- A few users experienced component failures
The Thermaltake Toughpower GF A3 1200W is a high-performance power supply unit that provides efficient and reliable power delivery. With its compatibility with the latest graphics cards and PCIe Gen 5.0 readiness, it offers great future-proofing. The fully modular design and low-profile flat cables make cable management a breeze. Although there were a few reported issues with noise and component failures, the overall customer satisfaction is high. With a 10-year warranty backing it up, this power supply is a solid choice for enthusiasts and gamers looking for top-notch performance and reliability.
Overall Score: 8.5/10
The Segotep 750W Power Supply is a high-quality gaming PSU designed for NVIDIA RTX 20/30/40 Series and AMD GPU. With its 80 Plus Gold certification and fully modular cable design, it offers efficient power delivery, reduced system clutter, and improved airflow. The power supply's ATX 3.0 and PCIe 5.0 compatibility ensure stability and security for your system. It also comes with a 120mm Silent FDB Fan for enhanced cooling and a 5-year warranty for added peace of mind. Overall, the Segotep 750W Power Supply is a reliable and cost-effective choice for gamers and tech enthusiasts.
Key Features
- ATX 3.0 & PCIe 5.0 Ready
- 80 PLUS GOLD Certified
- Fully Modular Cable Design
- Native 12VHPWR Cable
- Graphics Cards Support
Specifications
- Color: Black
Pros
- High power efficiency
- Reduced system clutter
- Stable and safe output
- Supports NVIDIA and AMD graphics cards
- Silent and efficient cooling
Cons
- Cables may disconnect occasionally
- Main 24-pin connector can be difficult to plug in
The Segotep 750W Power Supply offers excellent value for money with its high power efficiency, modular design, and compatibility with both NVIDIA and AMD graphics cards. While it may have some minor drawbacks such as occasional cable disconnections and a slightly difficult 24-pin connector, these issues are outweighed by its overall performance and reliability. With a 5-year warranty included, it’s a solid choice for gamers and tech enthusiasts looking for a cost-effective power supply solution. Whether you’re building a new gaming rig or upgrading your current setup, the Segotep 750W Power Supply is definitely worth considering.
Overall Score: 7/10
The RGEEK 24pin DC ATX PSU is a compact and efficient power supply for mini ITX motherboards. It offers a 250W peak output with a 12V DC input requirement. The PSU comes with short-circuit protection and plugs directly into the ATX connector. It is a perfect choice for mini systems with modest power requirements. The dimensions of the PSU are 6.30Lx3.30Wx1.80H. This product has received positive customer reviews for its performance and compatibility with various motherboards. It has an average rating of 4.0/5 from customers who have praised its compact size, ease of installation, and reliable operation. However, some customers have reported concerns about the fragility of the power plug and the lack of a grounding wire. Overall, the RGEEK 24pin DC ATX PSU offers a cost-effective solution for powering mini ITX PCs with moderate power demands.
Key Features
- 250 Watt Output 12 Volt DC Input
- Short-circuit protection
- Plugs directly into the ATX connector
- Perfect DC PSU for mini ITX Motherboards
Specifications
- Dimension: 6.30Lx3.30Wx1.80H
Pros
- Compact size
- Easy installation
- Reliable operation
Cons
- Fragile power plug
- Lack of grounding wire
The RGEEK 24pin DC ATX PSU is a reliable and compact power supply for mini ITX motherboards. It offers a cost-effective solution for powering mini systems with moderate power requirements. The PSU has received positive customer reviews for its performance and compatibility. However, some users have raised concerns about the fragility of the power plug and the absence of a grounding wire. Overall, if you have a non-metal PC case and need an affordable PSU with a 4+4 CPU connector, the RGEEK 24pin DC ATX PSU can be a suitable choice. It is recommended to handle the power plug with care and consider alternatives if you require additional grounding or a more robust connector.
Overall Score: 8.5/10
The NZXT C1200 PSU is a 1200 Watt Gaming PC Power Supply designed for high-performance gaming systems. It features a next-gen power delivery system that provides up to 600 watts of power to PCIe 5.0 GPUs, like the NVIDIA GeForce RTX 4090, over a single 16-pin connector. The future-proof design ensures it can withstand massive power spikes from next-gen GPUs by supplying up to 2x total power and 3x GPU power when needed. With over 90% efficiency at 50% load, it reduces energy usage to lower monthly costs and extend the lifespan of your PC. The 135mm PWM fan ensures silent operation, and the high-quality components guarantee performance, reliability, and longevity. The PSU comes with black sleeved cables and is fully modular for easy installation and cable management. It also offers a 10-year warranty for added peace of mind.
Key Features
- Pumps up to 600 watts of power to PCIe 5.0 GPUs
- Built to withstand massive power spikes
- Over 90% efficiency at 50% load
- Silent operation with zero fan mode
- High-quality components for performance and reliability
Specifications
Pros
- High power delivery for demanding gaming systems
- Future-proof design for next-gen GPUs
- Efficient energy usage for lower costs
- Quiet operation even at high loads
- High-quality components for reliability
Cons
- Included cables are rigid and not easy to manage
- PCIe cables are three-head, making cable management difficult
- CPU 8-pin cable may be too short for some setups
The NZXT C1200 PSU is a powerful and reliable power supply for gaming PCs. It delivers high power to support demanding GPUs and is built to withstand power spikes. The efficiency and quiet operation make it a great choice for gamers looking to reduce energy costs and noise. However, the included cables could be more flexible and the CPU 8-pin cable may be too short for some setups. Overall, it is a solid choice for gamers who prioritize performance and reliability.
Overall Score: 8/10
The 24-Pin ATX Power Supply Jumper Bridge Tool is a handy device that allows you to power on your PSU without plugging it into the motherboard. Made of sturdy and durable plastic, this tool provides a convenient way to diagnose computer systems or test custom builds, especially those with water cooling setups. It is suitable for assembling and testing PC water cooling systems, BTC mines, and various components like lights, fans, hard drives, and power supplies. The package includes 2 pieces of the 24-pin ATX PSU Bridge Tool, providing you with flexibility and convenience in your testing and troubleshooting tasks.
Key Features
- Allows to power on the PSU without plugging into the motherboard
- Made of sturdy and durable plastic
- Can start any ATX/EPS power supply
- Suitable for assembling/testing PC water cooling systems, BTC mines, etc.
- Package includes 2pcs 24 Pin ATX PSU Bridge Tool
Specifications
- N/A
Pros
- Offers a convenient way to diagnose computer systems
- Ideal for testing custom builds, especially water cooling setups
- Versatile for assembling/testing various components
- Sturdy and durable construction
Cons
The 24-Pin ATX Power Supply Jumper Bridge Tool is a reliable and practical solution for powering on your PSU without the need to connect it to the motherboard. Its sturdy construction and convenience make it an essential tool for diagnosing computer systems or testing custom builds, particularly those with water cooling setups. Whether you’re assembling and testing PC water cooling systems, BTC mines, or other components like lights, fans, hard drives, or power supplies, this tool offers flexibility and convenience. Overall, it’s a valuable addition to any tech enthusiast or technician’s toolkit.
Buyer's Guide: ATX PSU
Finding the perfect ATX PSU for your needs can be a daunting task. With a multitude of options available in the market, it's essential to understand the key factors to consider before making a purchase. This comprehensive buyer's guide will provide you with all the information you need to make an informed decision.
Factors to Consider
When selecting an ATX PSU, keep the following essential factors in mind:
- Power Output: Determine the power requirements of your system to ensure the PSU has adequate wattage to support all components.
- Efficiency Rating: Look for PSUs with high efficiency ratings, such as 80 Plus Bronze, Silver, Gold, or Platinum. These ratings indicate how efficiently the PSU converts AC power into DC power, reducing energy wastage.
- Modularity: Choose between modular, semi-modular, or non-modular PSUs based on your cable management preferences. Modular PSUs allow you to connect only the cables you need, improving airflow and reducing clutter.
- Connectors: Ensure the PSU has the necessary connectors to accommodate your components. Common connectors include 24-pin ATX, 4/8-pin EPS, PCIe connectors for graphics cards, SATA connectors for storage drives, and Molex connectors for peripherals.
- Form Factor: Check if the PSU matches the form factor required by your PC case. The most common form factor is ATX, but smaller cases may require SFX or TFX PSUs.
- Fan Noise: Consider the noise level of the PSU's cooling fan, especially if you prefer a quiet working environment. Look for PSUs with high-quality fans or fanless designs for silent operation.
- Warranty: Evaluate the warranty provided by the manufacturer. A longer warranty period signifies confidence in the product's quality and assures you of after-sales support.
Common PSU Technologies
Get acquainted with these common PSU technologies:
- Active PFC (Power Factor Correction): This technology corrects the power factor of your PSU, resulting in a cleaner, more stable power supply to your components.
- Single +12V Rail vs. Multiple Rails: PSUs can have a single +12V rail or multiple rails. Single rail PSUs provide the entire power output on a single rail, while multiple rail PSUs divide the power output among different rails. Most modern systems utilize single rail PSUs for simplicity and compatibility.
- Over-Current Protection (OCP): OCP safeguards against excessive current on any rail, preventing damage to the PSU and the connected components.
- Over-Voltage Protection (OVP): OVP prevents excessive voltage from reaching the components, safeguarding them from potential harm.
- Short Circuit Protection (SCP): SCP automatically shuts off the PSU in case of a short circuit, minimizing the risk of damage.
Frequently Asked Questions about 12 Best Atx Psu For 2023
Not necessarily. It’s essential to choose a PSU that matches your system’s power requirements. Selecting a significantly higher wattage PSU than necessary can result in lower efficiency and wasted energy.
Most modern PC cases support ATX form factor PSUs, including modular ones. However, it’s recommended to verify the compatibility of your case with the PSU form factor before making a purchase.
Modular PSUs generally come with the necessary cables included. However, if you have specific requirements or require additional cables, they are often available for purchase separately.
To calculate the PSU wattage, add up the power consumption of each component in your system. Websites and online calculators are available to assist you in determining the approximate wattage needed.
The different 80 Plus ratings (Bronze, Silver, Gold, Platinum, etc.) indicate the efficiency of the PSU at various workloads. Higher ratings signify more efficient power conversion, resulting in less wasted energy and reduced electricity costs.
Active PFC is generally recommended, as it improves power factor correction, resulting in a more stable and efficient power supply. It is beneficial for both your components and the environment.
