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  9. Atx power supplies – The 15 best products in comparison

Atx power supplies – The 15 best products in comparison

Comparative winner of the editors Corsair RM750e (2023) Fully Modular Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 105°C Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black

Atx power supplies – The 15 best products in comparison

Recommended products in the "Atx power supplies" section

We have products in the range "ATX power supplies" compared with each other and put together recommendations for you. Here you will find the top 15 in the “ATX power supplies” section.

Atx power supplies – the most important things at a glance

Product Advisory: Atx Power Supplies

A pair of Power Supplies is an essential part of a computer, because the computer cannot function without a power supply unit. There are different types of power supplies, but the ATX power supply is the most common and widely used power supply for computers. In this guide we will look at ATX power supplies and learn everything about them.

ATX power supplies are typically the most expensive power supplies, but they are also the most powerful and reliable. They have a high voltage and can therefore deliver a lot of current, making them ideal for powerful computers. They are also very reliable and have a long service life.

If you are new to power supplies, you can choose an ATX power supply because it is easy to install and you don't need any special equipment. There are also many different models and brands of ATX power supplies, so you're sure to find one that suits your needs.

If you choose an ATX power supply, however, you have to consider a few things. First of all, you need to make sure that the power adapter is suitable for your computer. There are different models for different computers, so make sure you buy the right model for your computer.

It is also important that you install the power supply correctly. If you don't install it properly, it can cause serious damage to your computer. So it is important that you take the time and install the power supply correctly.

When buying an ATX power supply, you can either buy it online or at a computer store. You can usually get a better price by buying online, but you should take the time to research different websites before making a decision.

When you buy an ATX power supply, you need to make sure that the power supply is suitable for your computer.

make sure you buy the right model for your computer.

It is also important that you install the power supply correctly.

The bestsellers in the area of ​​"Atx power supplies"

A list of the best sellers under the category "ATX power supplies" you can find here. Here you can find out which products other users have bought particularly often.

Bestseller no. 1
Corsair RM750e (2023) Fully Modular Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 105°C Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black
  • The Corsair RMe Series fully modular, silent ATX power supplies with dual 8-pin EPS12V connectors provide quiet, reliable power delivery with 80 PLUS Gold efficiency for a variety of different PC builds
  • Cable Type: Type 4
  • Continuous power W: 850 watts
  • ATX12V version: 2.53
Bestseller no. 2
MARSGAMING Mars Gaming MPB650, PC power supply ATX 650W, 6 year warranty, 80Plus Bronze 230V, AI-RPM Silent Technology, 90% efficiency, Black
  • 6-YEAR WARRANTY: Utilizing the latest high-precision SMD manufacturing technology and the use of A-grade components of the highest quality and reliability, the MPB650 PC power supply comes with an extended 6-year performance warranty. In addition, the ultra-stable SMD production on a double-layer fiberglass PCB ensures extreme performance and reliability under all circumstances
  • TOTAL SECURITY. SMD: The MPB650 power supply has the most advanced and complete electronic safety systems: OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection) and SCP EXTENDED (Total Internal and External Short Circuit Protection); moreover, it was developed in Europe and manufactured according to the strictest European standards
  • OFFICIAL 80PLUS BRONZE 230V EU CERTIFICATE: The MPB650 power supply has been designed to deliver up to 650W of power in a safe and balanced way, thus boosting the performance of your computer to the maximum. In addition, the 80 Plus Bronze 230V EU certificate guarantees complete and long-lasting operation thanks to its multiple tests by recognized European test laboratories
  • ABSOLUTELY SILENT. AI-RPM AND 140MM FDB: The MPB650 ATX power supply is equipped with the latest AI-RPM fan control technology to ensure silent operation and features intelligent thermal control with multi-stage control systems to keep fan speed to a minimum, and an industrial-grade 140mm XL fan with dynamic liquid bearing and extra-large motor
  • PROFESSIONAL EFFICIENCY: With 99% DIGITAL APFC efficiency and 90% electrical efficiency, the MPB650 80Plus Bronze power supply achieves a perfect balance between efficiency and power consumption, and together with its +12v single rail technology, it allows you to power the most demanding hardware to install; Besides, its cables are flat, black and extra long for an easy and versatile installation and it is protected by a special packaging with full shock absorption system
Bestseller no. 3
Corsair HX1000i Fully Modular Ultra-Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - CORSAIR iCUE Software Compatible - 80 Plus Platinum Efficiency - Black
  • Fully modular cabling system so you only need to connect the cables your system needs.
  • Meets Intel's ATX 3.0 performance standard, supports the PCIe Gen 5 platform, and withstands transient power surges.
  • A 140mm fan with FDB bearing (Fluid Dynamic Bearing) delivers extremely quiet and long-lasting fan performance.
  • Powerful CORSAIR iCUE software lets you create custom fan curves, monitor performance settings, and easily switch between single and multi-track OCP (Over Current Protection).
  • "Zero RPM" fan mode for near-silent operation at low and medium loads.
Bestseller no. 4
be quiet! System Power 9 600W CM PC power supply | 80 PLUS Bronze Efficiency | ATX | with cable management | Black | BN302
  • Two strong 12V lines
  • Stable running performance thanks to DC/DC technology
  • Two PCI Express ports for powerful multi-GPU systems
  • Quiet, temperature-controlled 120mm quality fan
  • Standby consumption of less than 0,15 watts
  • 80 PLUS Bronze efficiency of up to 89%
  • Partially modular, high-quality sheathed and ribbon cables
  • All-in-one cable with SATA, HDD and FDD connectors
  • Complete equipment with top security functions
Bestseller no. 5
Corsair HX1500i Fully Modular Ultra Quiet ATX PSU (Three EPS12V Ports, Liquid Bearing Fan, Zero RPM Fan Mode, 80 PLUS Platinum Efficiency) Black
  • Corsair HX1500i Fully Modular Ultra Quiet ATX PSU (Three EPS12V Ports, Liquid Bearing Fan, Zero RPM Fan Mode, 80 PLUS Platinum Efficiency) Black
Bestseller no. 6
ASUS TUF Gaming 850W Gold PSU (850 Watt, fully modular PSU, ATX 3.0 compatible, Axial-tech fan, PCB coating, double ball bearings)
  • Capacitors and inductors undergo rigorous testing to earn military certification
  • Dual ball bearing fans last up to twice as long as sleeve bearings
  • A PCB coating protects against moisture, dust and extreme temperatures
  • An 80 Plus Gold certification is the result of Japanese capacitors and other high quality components
  • ATX 3.0 Compliant: The TUF Gaming Gold is ATX 3.0 compliant and comes with a 16-pin PCIe cable that can route up to 600W of power to PCIe Gen 5.0 graphics cards
  • The Axial-Tech fan design features a smaller fan hub that allows for longer blades and a locking ring that increases downward air pressure
  • Fully modular etched cables keep your rig neat and tidy
Bestseller no. 7
be quiet! Straight Power 12 1000W, ATX 3.0, 80 Plus® Platinum, almost inaudible Silent Wings fan, for PCIe 5.0 and PCIe 6+2 graphics cards, 12VHPWR cable included, BN338
  • The Straight Power 12 1000W is 80 PLUS Titanium certified and achieves an efficiency of up to 93,9%. A real advantage for any high-end system, as it reduces energy consumption, achieves better cooling and quieter operation. The standby consumption is less than 0,1 watts.
  • Straight Power 12 1000W is an ATX 3.0 power supply and offers both a 12VHPWR connector for next-gen PCIe 5.0 graphics cards and four PCIe 6+2 connectors for current graphics cards. This makes Straight Power 12 1000W extremely versatile and the perfect choice for all current and future-proof high-performance systems.
  • Straight Power 12 offers 1000W of continuous power on a high-performance 12V rail. Even if the graphics card requires excessive power over short periods of time: the Straight Power 12 1000W can handle load peaks of up to twice the nominal load without any problems. This ensures reliable operation with the next generations of processors and graphics cards.
  • The high-quality Silent Wings fan is impressively quiet and achieves first-class airflow. It is equipped with many high-quality features, such as a flow-optimized design of the fan blades, an advanced fluid dynamic bearing and a 6-pole motor, which ensure minimal vibration, durability and low power consumption.
  • Only premium components are used in the Straight Power 12 1000W. That is why only high-quality Japanese capacitors are used. They are designed for an operating temperature of up to 105°C and ensure reliability and a long service life.
Bestseller no. 8
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
  • ROG heatsinks cover key components for lower temperatures and reduced noise
  • The Axial-Tech fan design features a smaller fan hub that allows for longer fan blades and a locking ring that increases downward air pressure
  • A double ball bearing holds up to twice as long as a plain bearing
  • The 0dB technology ensures low noise in less demanding games
  • Optical adjustments are no problem thanks to a magnetic logo and various stickers. This allows you to personalize the visible page to your liking
Bestseller no. 9
Corsair HX1500i Fully Modular Ultra Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible iCUE Software Compatible - 80 Plus Platinum Efficiency - Black
  • Fully modular cabling system so you only need to connect the cables your system needs.
  • Meets Intel's ATX 3.0 performance standard, supports the PCIe Gen 5 platform, and withstands transient power surges.
  • A 140mm fan with FDB bearing (Fluid Dynamic Bearing) delivers extremely quiet and long-lasting fan performance.
  • Powerful CORSAIR iCUE software lets you create custom fan curves, monitor performance settings, and easily switch between single and multi-track OCP (Over Current Protection).
  • "Zero RPM" fan mode for near-silent operation at low and medium loads.
Bestseller no. 10
MSI MPG A850G PCIE5 power supply, EU plug - 850W, 80 Plus Gold Certified, fully modular ATX 3.0, supports PCIe 5.0 GPU, Japanese 105°C capacitors, 0% RPM mode, flat cable, black
  • 80 PLUS GOLD CERTIFIED - Efficient power supplies reduce energy consumption and heat stress. 80 PLUS Gold (up to 90%) is ideal for hardware with high power requirements (premium graphics cards, demanding games, rendering engines)
  • ATX 3.0 FULLY MODULAR - With ATX 3.0, the power supply can handle 2x total and 3x GPU power to support even the most demanding GPUs. Fully modular, with black flat cables (incl. storage bag) for improved airflow
  • PCIe 5.0 GPU SUPPORT - With the native 16-pin PCIe connector (12VHPWR), the MPG A850G PCIE5 can deliver up to 600W of power to a PCIe 5.0 graphics card (supports NVIDIA & AMD). Single-rail design provides the system with optimal performance
  • 0% RPM MODE - 0% RPM mode automatically disables the 135mm fan (FDB) once the TDP load falls below 40% to increase power efficiency and reduce unnecessary noise. Manual button on the back to turn off 0% RPM mode
  • SUSTAINABLE DESIGN - Half-bridge LLC with DC/DC converter and active PFC design for reliable output (OCP, OVP, OPP, OTP, SCP, UVP protection). Japanese 105°C capacitors ensure optimum stability, 10-year guarantee
Bestseller no. 11
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
  • Lambda A++ certification confirms that the latest Thor wields power in absolute inconspicuousness
  • Rog heatsinks cover key components for lower temperatures and less noise
  • A 135mm Axial-Tech fan with Pwm control reduces noise and keeps heat build-up in check
  • 80 Plus Platinum: Made with low esr capacitors and other high quality components
  • The Oled display monitors the power consumption in real time
Bestseller no. 12
be quiet! Straight Power 11 750W PC power supply, ATX, with cable management, 80Plus Gold, black, BN283
  • Equipped with an almost inaudible SilentWings3 135mm fan
  • The be quiet! Straight Power 11 750W sets new standards for whisper-quiet systems without making the slightest compromise in terms of power supply
  • Increased voltage regulation and stability thanks to advanced LLC, SR and DC / DC technology
  • Comfortable, fully modular cable management ensures maximum flexibility and easy handling
  • Product concept, design and quality control in Germany
Bestseller no. 13
Corsair RM1000x Shift Fully Modular ATX PSU - Modular Side Interface - ATX 3.0 & PCIe 5.0 Compatible - Zero RPM Fan Mode - 105°C Capacitors - 80 Plus Gold Efficiency - Black
  • Corsair RMx Shift Series fully modular power supplies feature a revolutionary patent-pending side cable interface for easy access to all ports and exceptionally efficient 80 Plus Gold performance
  • The Atx 3.0 standard assumes a high level of reliability and power efficiency
  • While many Corsair PSUs meet these requirements, the RMx Shift Series PSUs are officially certified for ATX 3.0 compliance.
Bestseller no. 14
be quiet! Straight Power 12 850W, ATX 3.0, 80 Plus Platinum, almost inaudible Silent Wings fan, for PCIe 5.0 and PCIe 6+2 graphics cards, 12VHPWR cable included, BN337
  • The Straight Power 12 850W is 80 PLUS Titanium certified and achieves an efficiency of up to 94%. A real advantage for any high-end system, as it reduces energy consumption, achieves better cooling and quieter operation. The standby consumption is less than 0,1 watts.
  • Straight Power 12 850W is an ATX 3.0 power supply and offers both a 12VHPWR connector for next-gen PCIe 5.0 graphics cards and four PCIe 6+2 connectors for current graphics cards. This makes Straight Power 12 850W extremely versatile and the perfect choice for all current and future-proof high-performance systems.
  • Straight Power 12 offers 850W of continuous power on a high output 12V rail. Even if the graphics card demands excessive performance for short periods of time: the Straight Power 12 850W can handle peak loads of up to twice the nominal load without any problems. This ensures reliable operation with the next generations of processors and graphics cards.
  • The high-quality Silent Wings fan is impressively quiet and achieves first-class airflow. It is equipped with many high-quality features, such as a flow-optimized design of the fan blades, an advanced fluid dynamic bearing and a 6-pole motor, which ensure minimal vibration, durability and low power consumption.
  • Only premium components are used in the Straight Power 12 850W. That is why only high-quality Japanese capacitors are used. They are designed for an operating temperature of up to 105°C and ensure reliability and a long service life.
Bestseller no. 15
be quiet! System Power 10 450W, 80 Plus Bronze, quiet, temperature-controlled 120mm quality fan, support for powerful GPUs, black ribbon cables, BN326
  • System Power 10 450W is equipped with a temperature-controlled 120mm quality fan. He offers the for be quiet! well-known and remarkably quiet operation for the entry-level price
  • The System Power 10 450W provides a stable power supply with strong voltage regulation for the CPU and GPU. This ensures reliable operation even with heavy cross-loads.
  • The 80 PLUS Bronze certification of the System Power 10 450W is convincing proof of the efficient and energy-saving operation of this power supply.
  • System Power 10 450W offers enough power even for demanding graphics cards. Safety functions for comprehensive protection against overcurrent, overvoltage and undervoltage as well as short circuit, overheating and overload.
Bestseller no. 16
be quiet! Dark Power Pro 13 1600W, ATX 3.0, 80 PLUS® Titanium, digital control, almost inaudible Silent Wings fans, for PCIe 5.0 and PCIe 6+2 graphics cards, 2x 12VHPWR cables included, BN332
  • The Dark Power Pro 13 1600W is 80 PLUS Titanium certified and achieves an efficiency of up to 94,5%. A real advantage for any high-end system, as it reduces energy consumption, achieves better cooling and quieter operation
  • Dark Power Pro 13 1600W is an ATX 3.0 power supply and offers both 12VHPWR connectors for next-gen PCIe 5.0 graphics cards and PCIe 6+2 connectors for current graphics cards. This makes Dark Power Pro 13 1600W extremely versatile and the perfect choice for all current and future-proof high-end systems
  • Dark Power Pro 13 offers 1600W of continuous power on 6 independent 12V rails. Even if the graphics card demands excessive performance for short periods of time: The Dark Power Pro 13 1600W can handle peak loads of up to twice the nominal load without any problems.
  • Experience the most technically advanced power supply that be quiet! ever built. The digital full bridge and LLC technology offers world-class signal stability and energy efficiency. This ensures reliable operation, even with the next generation of processors and graphics cards
Bestseller no. 17
ASUS ROG Loki SFX-L 1000W Platinum (Fully modular power supply, 80+ Platinum, 120mm PWM ARGB fan, Aura Sync, ATX 3.0 Compatible, PCIe 5.0 Ready)
  • ROG heatsinks cover critical components. Lower temperatures result in a longer service life and less noise
  • Axial-Tech Cooling: 120mm fan with PWM control for low noise and controlled thermals
  • ATX 3.0 Compliant: ROG Loki is ATX 3.0 compliant and comes with a 16-pin PCIe cable that can route up to 600W of power to PCIe Gen 5.0 graphics cards
  • 80 PLUS Platinum certified: Up to 92% efficiency for low heat and noise and increased reliability
  • Aura Sync Compatible: Ready to sync lighting effects across your gaming setup
Bestseller no. 18
Corsair SF1000L Fully Modular Low Noise SFX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 120mm Quiet PWM Fan - 80 Plus Gold Efficiency - Zero RPM Mode - 105°C Capacitors - Black
  • Corsair SF1000L Fully Modular Low Noise SFX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 120mm Quiet PWM Fan - 80 Plus Gold Efficiency - Zero RPM Mode - 105°C Capacitors - Black
Bestseller no. 19
ASUS ROG Strix 1000W Gold Aura Edition RGB power supply (1000 Watt, Aura Sync RGB lighting, 80+ Gold certification, Axial-Tech fan, ATX 3.0 compatible, PCIe 5.0 Ready)
  • The aluminum housing serves as an internal heatsink for the power transformer, keeping temperatures and noise levels low
  • ROG heatsinks cover key components for lower temperatures and less noise
  • The Axial-Tech fan design has a smaller hub that allows for longer blades and a locking ring that increases downward air pressure
  • Dual ball bearing fans can last up to twice as long as sleeve bearing designs
  • With 0dB technology, you can enjoy light gaming in relative silence
Bestseller no. 20
Seasonic Vertex GX 1200W ATX power supply
  • Power supply ATX 1200W SEASONIC VERTEX GX 1200

That's what Stiftung Warentest says about products in the "Atx power supply" area

Stiftung Warentest examines, compares and tests the best products for consumers. Many of the tests by Stiftung Warentest help in deciding which product to buy. We do not currently know whether there is a test winner from Stiftung Warentest for this product that is recommended for purchase.

Our comparison winner in the field of "Atx power supplies"

Compare winner
Corsair RM750e (2023) Fully Modular Low Noise ATX Power Supply - ATX 3.0 & PCIe 5.0 Compatible - 105°C Capacitors - 80 Plus Gold Efficiency - Modern Standby Support - Black
  • The Corsair RMe Series fully modular, silent ATX power supplies with dual 8-pin EPS12V connectors provide quiet, reliable power delivery with 80 PLUS Gold efficiency for a variety of different PC builds
  • Cable Type: Type 4
  • Continuous power W: 850 watts
  • ATX12V version: 2.53

Current offers in the area "Atx power supplies"

You want the best products in the range "ATX power supplies" buy? In this bestseller list you will find new offers every day. Here you will find a large selection of current products in the "ATX power supplies" category.

Bestseller no. 1
Bestseller no. 4
ASUS TUF Gaming 850W Gold PSU (850 Watt, fully modular PSU, ATX 3.0 compatible, Axial-tech fan, PCB coating, double ball bearings)
ASUS TUF Gaming 850W Gold PSU (850 Watt, fully modular PSU, ATX 3.0 compatible, Axial-tech fan, PCB coating, double ball bearings)
Dual ball bearing fans last up to twice as long as sleeve bearings; A PCB coating protects against moisture, dust and extreme temperatures
179,90 EUR −18% 147,28 EUR Amazon Prime
Bestseller no. 6
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
ASUS ROG Strix 850G power supply (850 watts, 80 Plus Gold, 0dB cooling) black
A double ball bearing holds up to twice as long as a plain bearing
179,90 EUR −27% 131,90 EUR Amazon Prime
Bestseller no. 8
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
ASUS ATX power supply 1000W ROG Thor 1000P2 Gaming
The Oled display monitors the power consumption in real time
359,90 EUR −14% 309,27 EUR

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