A 1000w power supply is a great choice for powering a high-end gaming PC or workstation.
It provides plenty of power for the most demanding components, and is also capable of powering multiple GPUs and other components.It is important to choose the right power supply for your system, as it can have a significant impact on the performance and stability of your system.The best 1000w power supply will provide reliable, clean power to your components, and will also be efficient and quiet.
It should also have plenty of connectors and features to meet your needs.
10 Types of best 1000w power supply Tested and Reviewed
Here Are the best 1000w power supply in 2023, Tested by our Editors
A 1000W power supply is an essential component for any high-end gaming PC or workstation.
It provides the necessary power to run the most demanding components, such as multiple graphics cards, multiple hard drives, and other components.With the right power supply, you can ensure that your system runs smoothly and efficiently.The best 1000W power supply should provide reliable power, be efficient, and have a long life span.
It should also be able to handle the power needs of your system, as well as provide protection against power surges and other issues.With the right power supply, you can rest assured that your system will run smoothly and efficiently.
1. Corsair RMX Series (2021), RM1000x, 1000 Watt, Gold, Fully Modular Power Supply,Black
Additional Information
| Height: | 3.3858267682 Inches |
| Length: | 7.086614166 Inches |
| Weight: | 4.40924524 Pounds |
| Width: | 5.905511805 Inches |
The Corsair RMX Series (2021) RM1000x 1000 Watt Gold Fully Modular Power Supply is a top-of-the-line power supply designed to provide reliable and efficient power to your gaming or workstation PC.
This power supply features a fully modular design, allowing you to customize your system with only the cables you need.With its 80 PLUS Gold certification, the RM1000x provides up to 92% efficiency and delivers up to 1000 watts of power, making it ideal for powering high-end gaming rigs or multi-GPU workstations.The black finish gives this power supply a sleek, modern look and the seven-year warranty gives you peace of mind that your system will be powered for years to come.
The Corsair RMX Series (2021) RM1000x 1000 Watt Gold Fully Modular Power Supply is the perfect choice for anyone looking for a reliable and efficient power supply.
- Fully modular, so you only connect the cables that your system needs.
- A 135mm ML fan utilizes a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability.
- EPS12V connector for compatibility with modern graphics cards and motherboards.
- 100% Industrial-grade, 105°C rated Japanese capacitors ensure unwavering power and reliability.
- Supports Modern Standby sleep mode for extremely fast wake-from-sleep times and better low-load efficiency.
2. Vetroo 1000W Power Supply ATX 3.0 Ready Dual PCIe 5.0, White ATX Gaming 80 Plus Gold (2023) Full Modular Compact Size PSU, 100% Japanese 105°C Capacitors, Eco Mode w/ 120mm FDB Fan, 10 Year Warranty
Additional Information
The Vetroo 1000W Power Supply ATX 3.0 Ready Dual PCIe 5.0 is the perfect choice for gamers looking for a high-performance power supply.
This white ATX gaming power supply is 80 Plus Gold certified for 2023 and is full modular for compact size.With 100% Japanese 105°C capacitors and an Eco Mode with 120mm FDB fan, this power supply is designed to provide reliable and efficient power for your gaming system.The 10-year warranty ensures that you can trust your power supply will last for years to come.
The Vetroo 1000W Power Supply ATX 3.0 Ready Dual PCIe 5.0 is the perfect choice for gamers looking for a reliable and efficient power supply.
- 80 Plus Gold Certified: Meets the highest standards for quality and efficiency, ensuring reliable performance and energy savings.
- Fully Compliant with ATX 3.0 Specifications: The latest and most advanced power supply on the market, perfect for any PC builder or gamer.
- PCIe Gen 5.0 Ready: Ready for the latest PCIE 5.0 standard for improved performance and efficiency. Also backwards compatible with PCIE 4.0 and 3.0.
- Premium Japanese 105° C Capacitors: High-quality materials and construction ensure stable and cool operation for your high-end system build.
- Full Modular Design: Allows for easy cable management and customization, so you can install only the cables you need and reduce clutter.
3. ASUS ROG STRIX 1000W Gold PSU, Power Supply (ROG heatsinks, Axial-tech fan design, dual ball fan bearings, 0dB technology, 80 PLUS Gold Certification, fully modular cables, 10-year warranty)
Additional Information
| Height: | 3.38582 Inches |
| Length: | 6.2992 Inches |
| Weight: | 4.1667367518 Pounds |
| Width: | 5.9055 Inches |
The ASUS ROG STRIX 1000W Gold PSU is the perfect power supply for gamers and PC enthusiasts alike.
It features exclusive ROG heatsinks and Axial-tech fan design for improved cooling performance, and dual ball fan bearings for quieter operation.The 0dB technology ensures that the fan is completely silent when the system is idle, while the 80 PLUS Gold Certification ensures high energy efficiency.It also comes with fully modular cables for easy cable management, and a 10-year warranty for peace of mind.
With its superior performance and reliability, the ASUS ROG STRIX 1000W Gold PSU is the perfect choice for powering your gaming rig.
- ROG heatsinks cover critical components. Lower temps result in a longer lifespan and reduced noise
- Axial-tech fan design features a smaller fan hub that facilitates longer blades and a barrier ring that increases downward air pressure
- Dual ball fan bearings can last up to twice as long as sleeve bearing designs
- 0dB Technology lets you enjoy light gaming in relative silence
- An 80 Plus Gold Certification is the result of Japanese capacitors and other premium components
- Cosmetic customization is enabled by a magnetic logo and stickers that help you reskin the visible side to your liking
- Fully modular cables keep your rig neat and tidy
- 10-year warranty included
4. ASUS ROG Thor 1000W Platinum II Fully Modular Power Supply (1000 Watt, 80+ Platinum, Lambda A++ Certified, ROG Heatsinks, 135mm PWM Fan, 0dB Mode, OLED Panel, Sleeved Cables, Aura Sync)
Additional Information
| Height: | 3.4 Inches |
| Length: | 7.4 Inches |
| Weight: | 5.2 Pounds |
| Width: | 5.9 Inches |
The ASUS ROG Thor 1000W Platinum II Fully Modular Power Supply is the ultimate power solution for your gaming system.
With 1000 watts of power, 80+ Platinum certification, Lambda A++ certification, and ROG heatsinks, this power supply delivers the highest performance and reliability.The 135mm PWM fan and 0dB mode ensure silent operation, while the OLED panel and sleeved cables provide an aesthetically pleasing setup.The Aura Sync feature allows you to synchronize the lighting of your PC with other Aura Sync compatible devices, creating a stunning visual experience.
Whether you’re building a gaming system or a workstation, the ASUS ROG Thor 1000W Platinum II Fully Modular Power Supply is the ultimate choice for your power needs.
- Lambda A++ Certification confirms the latest Thor wields menacing power in absolute stealth.
- ROG heatsinks cover critical components, delivering lower temperatures and reduced noise.
- A 135mm Axial-tech fan with PWM control delivers lower noise and keeps thermals in check.
- Built with 100% Japanese capacitors and other premium components to achieve 80 Plus Platinum Certification.
- OLED display monitors power draw in real time.
- AC Input Range: 100-240Vac
5. MSI MPG A1000G PCIE 5 & ATX 3.0 Gaming Power Supply – Full Modular – 80 Plus Gold Certified 1000W – 100% Japanese 105°C Capacitors – Compact Size – ATX PSU
Additional Information
| Height: | 5.4 Inches |
| Length: | 11.5 Inches |
| Weight: | 6.61386786 Pounds |
| Width: | 9.5 Inches |
The MSI MPG A1000G PCIE 5 & ATX 3.0 Gaming Power Supply is an ideal choice for gamers looking for a reliable and powerful power supply.
This full modular power supply is 80 Plus Gold certified and provides up to 1000W of power.It is equipped with 100% Japanese 105°C Capacitors that ensure dependable power delivery and long-term reliability.The compact size of the power supply also makes it ideal for small form factor systems.
It also features a flat, low-profile cable design for improved airflow and better cable management.This power supply is built to last and is perfect for powering high-end gaming systems.
- 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
6. Corsair HX Series, HX1000, 1000 Watt, Fully Modular Power Supply, 80+ Platinum Certified, CP-9020139-NA
Additional Information
| Height: | 3.39 Inches |
| Length: | 5.9 Inches |
| Weight: | 4.29 Pounds |
| Width: | 7.1 Inches |
The Corsair HX Series HX1000 1000 Watt Fully Modular Power Supply is an ultra high-end power supply designed to provide reliable power to your system components.
It is 80+ Platinum certified, ensuring that it is highly efficient and will not waste energy.The fully modular design allows you to easily connect and disconnect cables, making it easy to customize your setup.The CP-9020139-NA model also includes a 140mm fan that helps keep your system cool and running at peak performance.
With its 1000W of power, the HX1000 is perfect for high-end gaming systems or workstations that require a lot of power.It also comes with a full 7-year warranty, so you can rest assured that your investment is protected.
- 80 Plus Platinum: Runs cooler and uses less power than less efficient power supplies
- Fully Modular: Allows user to only use the cables they need for a cleaner looking build with better airflow
- 10-year warranty: Backed by Corsair’s legendary technical support
- 135mm FDB fan with Zero RPM mode: Virtually silent operation at low loads, plus 12V Rail Switch: Gives the user the choice of a single plus 12V rail or multiple plus 12V rails
- ATX12V v2.4 and EPS 2.92 standards and is backward compatible with ATX12V 2.2, 2.31 and ATX12V 2.01 systems
7. EVGA SuperNOVA 1000 G5, 80 Plus Gold 1000W, Fully Modular, ECO Mode with Fdb Fan, 10 Year Warranty, Compact 150mm Size, Power Supply 220-G5-1000-X1
Additional Information
| Height: | 3.4 Inches |
| Length: | 5.9 Inches |
| Weight: | 7 Pounds |
| Width: | 5.9 Inches |
The EVGA SuperNOVA 1000 G5 is a high-end power supply designed to meet the needs of even the most demanding gaming systems.
It is 80 Plus Gold certified, meaning it is extremely efficient and will save you money on your electricity bill.Its fully modular design allows you to easily customize your system by only using the cables you need.It also has an ECO Mode with FDB fan, which allows you to save energy and reduce noise.
Furthermore, it comes with a 10 year warranty, so you can rest assured that your power supply is protected.It is also compact in size, measuring only 150mm, making it a great choice for smaller cases.With its powerful 1000W output and superior efficiency, the EVGA SuperNOVA 1000 G5 is the perfect choice for any gaming system.
- 80 plus Gold certified, with 91% efficiency or higher under typical loads
- Fully modular to reduce clutter and improve airflow. AC Input – 100 – 240 VAC, 15-8A, 50/60 Hz
- 100% Japanese capacitors, active clamp DC to -DC converter design to improve 3.3V./ 5V. Stability
- Fluid Dynamic Bearing fan and EVGA eco mode for ultra-quiet operation and increased lifespan
- 10 year limited Warranty and unparalleled EVGA Customer Support
8. Apevia ATX-PM1000W Premier 1000W 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply…
Additional Information
| Height: | 3.4 Inches |
| Length: | 6.2 Inches |
| Width: | 5.9 Inches |
The Apevia ATX-PM1000W Premier 1000W 80+ Gold Certified Active PFC ATX Semi-Modular Gaming Power Supply is an excellent choice for gamers looking for a reliable, efficient power supply.
This power supply offers a maximum output of 1000W, making it suitable for powering high-end gaming systems.The 80+ Gold certification ensures that it is highly efficient and will not waste energy.The active PFC technology further improves efficiency and reduces power consumption.
Additionally, the semi-modular design makes it easy to install and allows for improved cable management.The ATX-PM1000W is also equipped with numerous protection features, such as over-voltage, over-current, short-circuit, and surge protection, to ensure the safety of your system and components.With its excellent features and reliable performance, the Apevia ATX-PM1000W is an ideal choice for gamers who want a reliable and efficient power supply.
- 1000W 80+ Gold Certified Active PFC ATX Gaming Semi-Modular Power Supply.
- Modular Design Supports Cable Management. Connectors: 1 x 20/24pin Main Power, 2 x P8(4+4P) ESP 12V, 4 x SATA + 4 x 8(6+2)pin PCI-E, 4 x Peripheral, 1 x Floppy. Single 12V Output for Higher Power Usage
- Auto-Thermally Controlled 135mm RGB Fan. Output: +3.3V@20A, +5V@20A, +12V@83.3A, -12V@0.3A, +5Vsb@3A
- Heavy Duty Protections: Short-Circuit/ Over-Voltage/ Over-Power/ Under-Voltage Protections. Double Forward Converter Design.
- Supports ATX 12V 2.3 Version. Supports Dual/Quad Core CPUs. Supports SLI/Crossfire/ Haswell. Large Japanese Capacitor.
9. Pystar 1000W Power Supply 80+ Gold Full Modular PSU,ES1000
Additional Information
| Height: | 3.38 Inches |
| Length: | 6.29 Inches |
| Width: | 5.9 Inches |
The Pystar 1000W Power Supply 80+ Gold Full Modular PSU,ES1000 is a great choice for powering a high-end gaming PC or workstation.
This PSU features a full modular design, allowing you to customize your power setup and reduce cable clutter.It is 80+ Gold certified, meaning it is highly efficient and can save you money on your electric bill.Additionally, this PSU has a single +12V rail that can deliver up to 83.3A of power, providing plenty of power for your system.
It also features a 140mm fan with a silent mode, ensuring quiet operation.With its high-quality components and excellent performance, the Pystar 1000W Power Supply 80+ Gold Full Modular PSU,ES1000 is a great choice for any power-hungry system.
- 80 Plus: 1000W with 80 Plus Gold certified, reach 90% efficiency or higher under typical loads.
- Full Modular：Full modular to improve airflow and reduce clutter,manage cables more easily.
- DC-DC structure：DC-DC structure makes the power output more stable and safe.
- Quiet Fan：140mm fan keep quiet while maintaining good heat dissipation.
- Protection & Warranty：Full protection including OVP/UVP/SCP/OPP/OCP with 10 year warranty.
10. BOSS Audio Systems PT1000 2 Channel Car Amplifier – 1000 Watts, Full Range, Class A/B, 2-8 Ohm Stable, Mosfet Power Supply, Bridgeable
Additional Information
| Height: | 2.25 Inches |
| Length: | 9.5 Inches |
| Weight: | 6.6 Pounds |
| Width: | 10.31 Inches |
The BOSS Audio Systems PT1000 2 Channel Car Amplifier is an ideal choice for those looking to upgrade their car audio system.
This 1000 watt amplifier provides full range sound with a class A/B design and a 2-8 ohm stable Mosfet power supply.The amplifier is bridgeable, allowing for multiple speakers to be connected to a single amplifier.It also features a low pass crossover, allowing for frequency selection for high or low frequencies.
The amplifier is also equipped with a thermal, overload and short circuit protection to ensure safe and reliable operation.With its high power output, the BOSS Audio Systems PT1000 is a great choice for those looking to add powerful sound to their car audio system.
- Power – 500 Watts Max x 2 @2-Ohms, 250 Watts Max x 2 @4-Ohms, 1000 Watts Max x 1 Bridged @4 Ohms
- Full Range – With a Full Range amplifier you not only have the option to run your speakers, but also your subwoofers
- Class A/B Topology – Class ‘A’ amplifiers have enormous amount of current flowing through its output transistors with no audio signal. Class ‘B’ amplifiers have no current flowing through its outputs with no audio signal
- Mosfet Power Supply – A MOSFET is an electrical switch that allows the flow of electrical current. It controls the output voltage and current precisely by removing the output current sensing loss & eliminating all secondary feedback circuitry
- Variable Gain Control – The gain control is not for adjusting volume. It simply adjusts the amount of signal that is coming from your receiver and going to your amplifier
- Variable Bass Boost – With Variable Bass Boost you have the control of exactly how much BASS you want to pump out to your subwoofer(s)
- Bridgeable – Dramatically increase the power output to you speakers and subwoofers by connecting two amplifier channels
- Specs – Dimensions: 9. 5” x 10. 31” x 2. 25”, Weight: 6. 62 lbs.
- – BOSS Audio Systems provides a powerful 6 year Platinum Online Dealer so long as the purchase is made through . We strongly encourage professional installation of this product to ensure proper and safe functionality
Buying Guide For The best 1000w power supply
1. Wattage Output
The wattage output of a power supply is one of the most important factors to consider when purchasing a power supply.
The wattage output of a power supply determines the amount of power it can deliver to your components.The best 1000w power supply should have a wattage output of at least 1000 watts.This will ensure that it can provide enough power to handle the components in your system.
Additionally, it should have a high efficiency rating, which will help to reduce power loss and keep your system running efficiently.
2. Efficiency Rating
This feature will provide an overall rating of the efficiency of the best 1000w power supplies.
This rating will be based on the power supply’s ability to convert the power from the wall outlet into usable power for the computer system.The rating will be based on a scale of 1-10, with 10 being the most efficient.Factors such as the power supply’s wattage, efficiency rating, and noise levels will be taken into consideration.
Additionally, the feature will provide a breakdown of the power supply’s efficiency rating, including the amount of power that is lost in the conversion process.This will help users to make an informed decision when selecting a power supply for their computer system.
3. Modular Cabling
Modular cabling is an important feature to consider when choosing the best 1000w power supply.
Modular cabling allows users to customize the cables used in their power supply to fit their specific needs.This means that users can choose the exact length and type of cable that they need for their system, eliminating the need for extra cables that can clutter up the inside of the case.Modular cabling also makes it easier to upgrade components in the future, as users can easily add or remove cables as needed.
Additionally, modular cabling can help improve airflow within the case, as users can route cables away from the fan and other components.This can help keep the system cooler and running more efficiently.
4. Connector Types
Connector Types:
1.ATX Connector: The ATX connector is the most common type of connector found on the best 1000w power supplies.It is a 24-pin connector that provides power to the motherboard, CPU, and other components.
2.PCI-E Connector: The PCI-E connector is used to provide power to the graphics card.It is a 6-pin or 8-pin connector that is used to provide power to the GPU.
3.SATA Connector: The SATA connector is used to provide power to the hard drive and other storage devices.It is a 15-pin connector that provides power to the storage devices.
4.Molex Connector: The Molex connector is used to provide power to the fans, lights, and other peripherals.It is a 4-pin connector that provides power to the peripherals.
5.Floppy Connector: The Floppy connector is used to provide power to the floppy drive.It is a 4-pin connector that provides power to the floppy drive.
5. Voltage Regulation
Voltage Regulation is an important feature to look for when choosing a 1000w power supply.
Voltage Regulation ensures that the power supply is able to maintain a steady voltage output, regardless of changes in the input voltage.This is important for ensuring that the power supply is able to provide a consistent level of power to the components connected to it.A good 1000w power supply should have a voltage regulation of at least ±2%.
This will ensure that the power supply is able to provide a steady voltage output, even when the input voltage fluctuates.
6. Ripple Noise
Ripple noise is an important feature to consider when selecting a 1000w power supply.
Ripple noise is the amount of electrical noise that is produced by the power supply and can affect the performance of other components in the system.Ripple noise is measured in millivolts and the lower the number, the better the power supply.A good 1000w power supply should have a ripple noise rating of less than 1mV.
Ripple noise can be caused by a variety of factors, such as the quality of components used in the power supply, the design of the power supply, and the operating temperature of the power supply.It is important to select a power supply with low ripple noise to ensure that the system is stable and performs optimally.
7. Fan Size
Fan size is an important factor to consider when purchasing a 1000w power supply.
The larger the fan size, the more efficient the power supply will be at cooling the system.Larger fans also tend to be quieter, as they move more air at a lower RPM.The most common fan sizes for 1000w power supplies are 120mm and 140mm.
A 120mm fan is usually sufficient for most systems, but if you have a larger system or are looking for maximum cooling, a 140mm fan may be the better choice.
8. Protection Features
Protection Features:
1.Over Voltage Protection (OVP): This feature protects the power supply and connected components from damage due to excessive voltage.2.
Under Voltage Protection (UVP): This feature prevents the power supply from running too low, which can cause damage to the components.3.Over Current Protection (OCP): This feature protects the power supply and connected components from damage due to excessive current.
4.Over Temperature Protection (OTP): This feature prevents the power supply from overheating, which can cause damage to the components.5.
Short Circuit Protection (SCP): This feature prevents the power supply from shorting out, which can cause damage to the components.6.Surge Protection: This feature protects the power supply and connected components from damage due to power surges.
7.EMI/RFI Protection: This feature protects the power supply and connected components from electromagnetic interference and radio frequency interference.8.
Brown Out Protection: This feature prevents the power supply from running too low, which can cause damage to the components.
9. Form Factor
Form Factor: The form factor of a power supply is the physical size and shape of the unit.
The most common form factor for a 1000w power supply is ATX, which is the standard size for most desktop computers.Other form factors include SFX, TFX, and FlexATX.ATX power supplies are typically larger than SFX and TFX models, and FlexATX models are the smallest.
The form factor of a power supply will determine what type of case it can fit into, so it is important to make sure the form factor of the power supply matches the form factor of the case.
10. Warranty
Feature 10: Warranty
The best 1000w power supply should come with a comprehensive warranty that covers all parts and labor for a minimum of two years.The warranty should also cover any defects in materials and workmanship.The warranty should also include a money-back guarantee if the product fails to meet the customer’s expectations.
The warranty should also cover any repairs or replacements that may be needed due to normal wear and tear.The warranty should also cover any shipping costs associated with returning the product for repair or replacement.
1. What is the most reliable 1000w power supply on the market?
The most reliable 1000w power supply on the market is the Corsair RMx Series RM1000x.
It is a fully modular power supply with 80 Plus Gold Certification.It features a single +12V rail and is rated for up to 100A of output.It also has a Zero RPM fan mode which ensures that it runs quietly at lower loads.
It has a 7-year warranty which is a testament to its reliability.All in all, the Corsair RMx Series RM1000x is the best 1000w power supply on the market.
2. What are the key features to consider when choosing a 1000w power supply?
When choosing a 1000w power supply, there are several key features to consider.
Firstly, the power supply should have a high efficiency rating, such as 80 Plus Bronze or higher.This will ensure that the power supply is reliable and efficient.Secondly, the power supply should have a wide range of connectors for different components, such as ATX, EPS, PCIe, and SATA connectors.
Thirdly, the power supply should have a long warranty period, such as five years or more, as this will provide you with peace of mind that your purchase is secure.Finally, the power supply should be from a reputable brand, such as Corsair, EVGA, or Seasonic, as this will ensure that the product is of high quality and will last for many years.
3. What are the benefits of having a 1000w power supply versus a lower wattage power supply?
A 1000w power supply offers a number of advantages over lower wattage power supplies.
Firstly, a 1000w power supply will provide more than enough power for even the most demanding gaming systems.This means that you can enjoy the latest games without worrying about your power supply being unable to handle the load.Additionally, a 1000w power supply is more efficient than lower wattage power supplies.
This means that you will be able to save money on your electricity bill, as the power supply will not be using as much energy.Finally, a 1000w power supply will also provide more stability and reliability for your system, as it will be able to handle any sudden spikes in power demand.
Final Words
The best 1000w power supply is an important component for any computer system, as it provides the necessary power to keep the system running.
After researching and comparing the different models available, it is clear that the Corsair RM1000x is the best 1000w power supply on the market.It offers reliable performance, efficient power delivery, and a high-quality build.Additionally, it is backed by a 10-year warranty, making it a great long-term investment.
With its excellent performance and reliability, the Corsair RM1000x is the perfect choice for any computer system.