The Best 1000w power supply of 2025 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 1000w power supply of 2025. Check our ranking below.

2,588 Reviews Scanned

Rank No. #1

CORSAIR RM1000x ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – Low-Noise, Cybenetics Gold Efficiency, Native 12V-2x6 Connector – Black

Fully Modular: Reliable and efficient low-noise power supply with fully modular cabling, so you only have to connect the cables your system needs.
Cybenetics Gold-Certified: Rated for up to 91% efficiency, resulting in lower power consumption, less noise, and cooler temperatures.
ATX 3.1 Compliant: Compliant with the ATX 3.1 power standard from Intel, supporting PCIe 5.1 and resisting transient power spikes.
Native 12V-2x6 Connector: Ensures compatibility with the latest graphics cards with a direct GPU to PSU connection – no adapter necessary.
Embossed Cables with Low-Profile Combs: Sleek, ultra-flexible embossed cables look great and make installing and connecting the RMx a breeze.

Rank No. #2

CORSAIR RM1000e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

Fully Modular PSU: Reliable and efficient, low-noise power supply with fully modular cabling, so you only have to connect the cables your system build needs.
Intel ATX 3.1 Certified: Compliant with the ATX 3.1 power standard, supporting PCIe 5.1 platform withstands 2x transient power excursions from the GPU.
Keeps Quiet: A 120mm rifle bearing fan with a specially calculated fan curve keeps fan noise down, even when operating at full load.
105°C-Rated Capacitors: Delivers steady, reliable power and dependable electrical performance.
Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency.

Rank No. #3

be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC Technology, Single Rail, for Overclocked GPUs

80 PLUS GOLD CERTIFIED Very high operating efficiency Pure Power 13 M 1000W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 94.4%. The most compelling benefit: lower power consumption, consequently lower costs, and above all a cooler as well as quieter operation. Pure Power 13 M 1000W is always the correct choice for quiet systems and gaming PCs!
FUTURE-PROOF YOUR SYSTEM Fulfills all ATX 3.1 specifications Pure Power 13 M 1000W is an ATX 3.1 PSU and comes with both native integration of the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards, and 4 PCIe 6+2-pin connectors for support of current-gen GPUs. This makes the PSU extremely versatile and the perfect choice for powerful systems of today and the ones to come
THE NEW STANDARD OF POWER For massive transient loads Pure Power 13 M offers 1000W of continuous power with one massive 12V rail. Even if the graphics card demands excessive power for a short time: Pure Power 13 M 1000W handles power excursions up to double its rated power with ease. This ensures reliable operation with the next generation of processors and graphics cards
SEMI-PASSIVE ZERO-RPM COOLING Enjoy the silence While under low load, the fan turns off completely until its services are needed again for more demanding operations. This feature, combined with the reliable be quiet! fan and its airflow-optimized fan blades, make Pure Power 13 M 1000W exceptionally silent in all load scenarios
HIGH-CLASS TECHNOLOGIES Rock-solid stability With its LLC topology Pure Power 13 M 1000W provides best-in-class voltage regulation and efficiency. That makes it perfect for building very quiet systems or upgrading gaming and media creation PCs

Rank No. #4

MSI MPG A1000GS PCIE5 II, Fully Modular Gaming 1000W Power Supply, 80+ Gold, Dual 12V-2x6 Cables, Server-Grade Capacitor, ATX 3.1 & PCIe 5.1 Ready, Low-Noise, 8-pin PCIe x 3, 10 Year Warranty

Supports Nvidia GeForce RTX 50 series graphics cards
2 x native 12V-2x6 connector
100% all Server-grade 105oC capacitor
Embossed jacket cables offer improved flexibility for easier bending and routing
Industrial level protection with OCP/ OTP/ OPP/ SCP/ OVP/ UVP/ SIP/ NLO

Rank No. #5

Auotac 1000W Fully Modular Power Supply, 80+ Gold PSU, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, RGB Low-Noise Smart Fan, 105°C-Rated Capacitors, Black

80 PLUS GOLD CERTIFIED: Delivering gold-level performance with 92% efficiency, ensuring effective power transmission to your components.
Fully Modular Design: Unique dragon-pattern fully modular cables cut redundant wiring to tidy your chassis, improve airflow and optimize system heat dissipation. With dimensions of 150×150×86mm (5.91×5.91×3.39in), the PSU fits most mainstream ATX cases.
Support ATX 3.1 & PCIe 5.1: Compliant with the ATX 3.1 standard to fuel high-performance PC components with stability, efficiency, and power spike resistance. Meanwhile, supporting PCIe 5.1 platform withstands 2x transient power excursions from the GPU.
Dual-Colour 16-Pin Cable: The Dual-color dragon-pattern 12V-2x6 PCI-E 5.1 cable for modern high-end graphics cards. With yellow connector can easily show you whether the cable has been plugged in properly.
RGB Silent Fan & RGB Lighting Model: This 140mm low-noise fan comes with a silent mode, it outperforms standard 120mm fans in terms of quietness, heat dissipation capability and durability. What's more, the psu features ARGB lighting model, allowing you to adjust the lights style according to your needs.

Rank No. #6

ASUS ROG Strix 1000W Platinum (Fully Modular Power Supply, 80 Plus Platinum Certified, ATX 3.1, Cybenetics Lambda A+, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, 10-Year Warranty)

GaN MOSFET delivers superior power efficiency by up to 30% and a more organized internal layout for cooler operation
"GPU-First" voltage sensing with patented-intelligent voltage stabilizer enhances voltage delivery by up to 45% to your graphics card for smoother gameplay and unwavering performance
Large ROG heatsinks cover critical components, delivering lower temperatures and noise than reference designs
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

Rank No. #7

NZXT C1000 Gold ATX 3.1 - Fully Modular Low-Noise PC Gaming Power Supply - 1000 Watts - 80 Plus Gold - 12V-2x6 Connector - Zero Fan Mode - 100% Japanese Capacitors - Black

ATX 3.1 — Compliant with the ATX 3.1 standard to fuel high-performance PC components with stability, efficiency, and power spike resistance.
40 SERIES READY — Durable, heat-resistant 12V-2x6 connector pumps up to 600 watts to NVIDIA GeForce RTX 40 Series graphics cards.
HIGH EFFICIENCY, LOW NOISE — Awarded certifications of 80 PLUS Gold Efficiency, Cybenetics Gold Efficiency, and Cybenetics A Noise Level.
ULTRA-LOW NOISE FAN — 135mm fluid dynamic bearing fan with Zero Fan Mode is completely silent when under 50% load.
HIGH-QUALITY CONSTRUCTION — 100% premium Japanese capacitors improve hold-up time and minimal ripple noise, ensuring reliable and stable power delivery.

Rank No. #8

PLATINUM CERTIFIED | Highly efficient operation | Power Zone 2 1000W is certified with 80 PLUS Platinum and Cybenetics Platinum, resulting in an energy efficiency rating of up to 94.0%. This results in lower power consumption, overall cooler and quieter operation, and many other benefits for your high-end system.
SEMI-PASSIVE ZERO-RPM COOLING | Enjoy the silence | A large Pure Wings 3 140mm fan is keeping Power Zone 2 1000W cool. While under low load, the fan turns off completely until its services are needed again for more demanding operations. This post-ventilation requires a short cooldown period of 2-5 minutes to avoid frequent and annoying starts and stops of the fan. Combined with the large fan for active cooling, this power supply is exceptionally silent in all load scenarios.
PURE WINGS 3 FAN | Specially designed for Power Zone 2 | No Power Supply is like the other. Hence, we have altered aspects of our renowned Pure Wings 3 140mm fan to make it the perfect match for Power Zone 2 1000W. The fan offers outstanding reliability and makes for a long-lasting companion. Due to its large diameter, the fan cools the interior of the PSU efficiently and quietly.
FUTURE-PROOF YOUR SYSTEM | With 90° angled 12V-2x6 connector in scope of delivery | Power Zone 2 1000W is an ATX 3.1 PSU and comes with both native integration of the 12V-2x6 connector for next-generation PCIe 5.1 graphics cards, and 3 PCIe 6+2-pin connectors for support of current-gen GPUs. A 90° angled 12V-2x6 connector in the scope of delivery leaves no doubt that this PSU is here to stay. All of this makes Power Zone 2 1000W extremely versatile and the perfect choice for powerful systems of today and the ones to come.
HIGH-CLASS TECHNOLOGIES | All packed in a stunning design | With its LLC topology, the Power Zone 2 1000W offers best-in-class voltage regulation and efficiency. This makes it perfect for building very quiet systems or upgrading gaming and media creation PCs. The inner values are what everyone cares about most in a power supply but looks cannot be completely ignored. That is why the Power Zone 2 1000W has a distinctive look with a newly designed mesh front. In addition, all cable designations are printed directly on the PSU’s case for a long-lasting impression and an unparalleled look and feel.

Rank No. #9

ASUS ROG Strix 1000W Platinum White Edition (Fully Modular Power Supply, 80 Plus Platinum Certified, ATX 3.1, GaN MOSFET, “GPU-First” Patented-Intelligent Voltage Stabilizer, 10-Year Warranty)

GaN MOSFET delivers superior power efficiency by up to 30% and a more organized internal layout for cooler operation
"GPU-First" voltage sensing with patented-intelligent voltage stabilizer enhances voltage delivery by up to 45% to your graphics card for smoother gameplay and unwavering performance
Large ROG heatsinks cover critical components, delivering lower temperatures and noise than reference designs
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

Rank No. #10

MUSETEX PC Power Supply 1000W, Full Modular ATX Power Supply, ATX 3.1 & PCIE 5.0 Gaming Power Supply, 105°C-Main Capacitors, With 12V-2x6 Cable, 140mm Ultra Quiet Cooling Fan, PC PSU, (Black) (MU1000)

【Fully Modular PSU】Featuring a fully modular architecture with flat cables, it allows you to connect only the cables you need. This helps streamline cable management while improving chassis interior airflow and visual cleanliness
【ATX 3.1 Compatible】Engineered to support newer generation motherboards and hardware, this 1000w power supply prepares your system for future upgrades. It is capable of accommodating 2x total power and 3x GPU power excursions
【PCIe 5.0 Ready】Offering native support for PCIe 5.0 graphics cards, this pc power supply incorporates the updated and safer 12V-2x6 connector. A single cable is capable of providing up to 600W of robust power to high-end GPUs, removing the requirement for adapters and guaranteeing a more secure connection—perfect for next-generation graphics cards
【High Quality 105°C/221°F Main Capacitors】Employing main capacitors that feature low ESR, high voltage tolerance, and extended lifespan, this modular power supply ensures stable performance under conditions of high efficiency, heavy loads, and wide temperature variations. It also complies with rigorous standards for EMI, safety, and reliability
【Low Noise Cooling Fan】MUSETEX power supply 1000w are fitted with a 140mm cooling fan featuring 11 fan blades, combined with an expansive mesh design on the enclosure. This ensures the power supply operates under cool conditions, effectively minimizing fan noise and assisting gaming enthusiasts in creating a quiet gaming environment

Last update on 2026-06-02 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 1000w power supply?

Do you get stressed out thinking about shopping for a great 1000w power supply? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching 1000w power supply, which is why we have assembled a comprehensive list of the greatest 1000w power supply available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 1000w power supply that you consider buying. Your questions might include the following:

Is it worth buying an 1000w power supply?
What benefits are there with buying an 1000w power supply?
What factors deserve consideration when shopping for an effective 1000w power supply?
Why is it crucial to invest in any 1000w power supply, much less the best one?
Which 1000w power supply are good in the current market?
Where can you find information like this about 1000w power supply?

We’re convinced that you likely have far more questions than just these regarding 1000w power supply, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 1000w power supply, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 1000w power supply. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 1000w power supply buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 1000w power supply currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of 1000w power supply has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an 1000w power supply?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 1000w power supply.
Customer Ratings: Number ratings grade 1000w power supply objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 1000w power supply.
Product Quality: You don’t always get what you pay for with an 1000w power supply, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 1000w power supply is should be an indication of how long it will work out for you.

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The Best 1000w power supply of 2025 – Reviewed and Top Rated

How Do You Buy The Best 1000w power supply?

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