Find the best power supplies with expert comparisons
Last Updated: December 17, 2025 1 viewing now
| # | Product | Price | Rating | Reviews | Action |
|---|---|---|---|---|---|
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1
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$159.99 | 11,142 | View Deal | ||
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2
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$109.99 | 4,380 | View Deal | ||
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3
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$74.99 | 371 | View Deal | ||
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4
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$69.99 | 2,155 | View Deal | ||
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5
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$39.68 | 23,548 | View Deal | ||
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6
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$79.99 | 2,122 | View Deal | ||
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7
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$109.99 | 679 | View Deal | ||
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8
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$159.99 | 2,457 | View Deal | ||
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9
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$82.90 | 214 | View Deal | ||
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10
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$260.00 | 4,146 | View Deal | ||
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11
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$12.99 | 229 | View Deal | ||
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12
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$64.99 | 7,109 | View Deal | ||
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13
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$84.98 | 3,725 | View Deal | ||
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14
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$69.99 | 714 | View Deal | ||
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15
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$68.91 | 4,308 | View Deal | ||
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16
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$54.99 | 2,716 | View Deal | ||
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17
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$31.69 | 3,173 | View Deal | ||
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18
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$89.99 | 29 | View Deal | ||
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19
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$142.99 | 481 | View Deal | ||
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20
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$39.99 | 451 | View Deal |
Best Seller
The Corsair RM1000x is a fully modular 1000W power supply designed to meet ATX 3.1 standards, ensuring seamless compatibility with PCIe 5.1 components. It boasts Cybenetics Gold efficiency, achieving up to 91% efficiency for reduced energy consumption and quieter operation. With a strong customer rating of 4.7 from over 11,000 reviews, the RM1000x is a trusted choice for delivering reliable and efficient power to high-performance PCs.
"Clean, efficient, and easy to use. Running my 10850k, 4070, and all the other crap shoved in my tower with zero issues. Modularity is excellent for keeping your system from being a spaghetti mess by only using the cables you need. Included molex cable is excellent if your still using some older hard..."
Best Seller
The Corsair RM850e is a fully modular 850W power supply designed for modern builds, compliant with ATX 3.1 and PCIe 5.1 standards. Its Cybenetics Gold efficiency ensures reliable performance while maintaining quiet operation through an optimized fan curve. With a strong reputation backed by a 4.7-star rating from over 4,380 reviews, this power supply is an excellent choice for gamers and professionals seeking efficiency and reliability in their systems.
"The Corsair RM850e (2023) Fully Modular Low-Noise Power Supply is an outstanding choice for anyone looking to build or upgrade a high-performance PC. With its 850-watt capacity, this power supply perfectly balances power efficiency and performance, ensuring that even the most demanding systems run s..."
Best Seller
The Lian Li Strimer Wireless 24 Pin Power Extension Cable (PW24-1W-T) offers a cutting-edge solution for enhancing your PC's aesthetics with addressable RGB lighting. Measuring 315mm, it features seamless control via the included L-Wireless Controller, utilizing 2.4 GHz technology for reliable performance and compatibility with Lian Li devices. With a strong 4.7-star rating from 371 reviews, this extension cable combines functionality and style, making it an excellent choice for any custom build.
Best Seller
The Corsair CX650M is a 650W semi-modular power supply that offers 80 PLUS Bronze efficiency and low-noise operation, making it ideal for high-performance PCs. Featuring dual EPS12V connectors and high-quality Japanese capacitors, it ensures stable and reliable power delivery for demanding applications. With a strong customer rating of 4.6 stars from over 2,100 reviews, the CX650M is a trustworthy choice that balances performance and efficiency for your computing needs.
"Replaced a 600W in a Lenovo Legion T5 where the mobo was lost. Easy install, quiet, and the power is spot on, zero discrepancies. If that changes, I'll update:I prefer 100% modular but having it modular outside of the primary power rails in an NZXT H9 Flow saved me some money; the case hid everythin..."
Best Seller
The Thermaltake Smart 500W Power Supply offers reliable performance with 80 PLUS White certification, ensuring efficient energy use for your computer builds. Designed to meet Intel ATX 12V V2.3 and EPS 12V standards, it features a robust cooling fan for optimal airflow and low noise operation. With a strong customer rating of 4.6 from over 23,500 reviews, this power supply is an excellent choice for users seeking dependable power solutions at an affordable price.
"have used these in a back up gaming pc build for my son and daughter and they are fantastic value In a 600w units!!!I also a 850 gold for my RC battery charger. My charger when I'm charging my 2-3s 5000mah packs in parallel 6 batteries per channel on both channels so 12x 3s 5000 mah lipo packs I'm c..."
Best Seller
The Cooler Master MWE Gold 850 V2 is a fully modular 850W power supply that delivers 80 PLUS Gold efficiency, making it an excellent choice for gamers and PC builders seeking reliable performance. Featuring two EPS connectors and a 120mm fan for optimal cooling, this PSU ensures durability and enhanced thermal management. With a strong rating of 4.4 from over 2,100 reviews, it provides excellent value for those looking to power high-end components like the Nvidia RTX 5080 and AMD RX 9070 XT.
"This is a great PSU. Its not loud at all and runs just as you expect! It's so easy to set up and has power saving capabilities too! Great product!"
Best Seller
The NZXT C850 Gold Core is an 850W fully modular power supply designed for high-performance systems, ensuring efficient power delivery with 80 PLUS Gold and Cybenetics Platinum certifications. Its dual-color PCIe connector supports modern GPUs, while its A++ noise rating guarantees quiet operation. With a strong customer rating of 4.6 from 679 reviews, this power supply offers reliability and performance, making it an excellent choice for gamers and PC builders seeking quality and efficiency.
"The NZXT C1200 Gold ATX 3.1 power supply has been an absolute game-changer for my PC build.Build Quality:From the moment you take it out of the box, it feels premium. The matte black finish, clean design, and fully modular cables make it look as good as it performs. Everything about it screams durab..."
Best Seller
The Corsair SF750 is a fully modular 750W power supply that combines high efficiency with a compact SFX form factor, making it ideal for high-performance small form factor builds. Compliant with ATX 3.1 and PCIe 5.0 standards, it ensures reliable power delivery while maintaining low noise levels. Included is an SFX-to-ATX bracket for versatile installation options, providing a trusted solution for PC enthusiasts seeking performance and efficiency.
"The Many Good things:-Price point is great - there is no other SFX-L 1000-watt psu on the market for under $300 (at least at the time of writing).- PSU is powerful and is easily able to handle an overclocked PSU and overclocked GPU - even the most recent, newest GPU's are compatible like the 7900 xt..."
Best Seller
The Montech Century II 850W ATX Gaming Power Supply delivers exceptional performance with 80 PLUS Gold and Cybenetics Platinum efficiency ratings, ensuring reliable power for high-demand gaming systems. Its fully modular design simplifies cable management, while compliance with ATX 3.1 and PCIe 5.1 standards guarantees compatibility with the latest hardware. With a strong customer rating of 4.5 from 214 reviews, this power supply is an excellent choice for gamers looking for reliability and efficiency at a competitive price.
"GPUs are hungry. I wanted a new 9070xt to go with my 5800x3d. My old 600w gold PSU wasn't going to cut it. I did some research and saw that this one had great internals and was really good value for the money.The install was easy, I had everything I needed, the modularity was solid, and it works ver..."
Best Seller
The ASUS ROG Strix 1200W Platinum Fully Modular Power Supply delivers exceptional efficiency with its 80 PLUS Platinum certification and advanced GaN MOSFET technology. Designed for high-performance gaming rigs, it features GPU-first voltage sensing for improved stability under load. Backed by a 10-year warranty, this power supply ensures reliability and longevity, making it an ideal choice for serious gamers seeking top-tier performance and peace of mind.
"I upgraded to the ASUS ROG Strix 1200W Platinum power supply, and it has honestly been one of the most solid components in my entire build. From the moment I opened the box, it felt high-quality. The cables are fully modular and easy to route, the finish looks premium, and installation was straightf..."
Best Seller
The RasTech GaN PD 27W Power Supply 5.1V 5A USB rounds out our list as a reliable option in this category. A key highlight is layer protection function includes various functions such as over. Key specs include 27W of power. Customers consistently report high satisfaction with this purchase. Currently 19% off at $12.99, it represents excellent value. With 2,000+ bought last month, it's clearly a popular choice.
"If youβre running a Raspberry Pi 5, a proper power supply isnβt an βaccessory,β itβs part of the buildβand this RasTech GaN PD 27W (5.1V / 5A) USB-C supply is exactly what the Pi 5 wants.The Pi 5 is fast, but itβs also picky about power. With underpowered chargers, youβll get the classic symptoms: r..."
Best Seller
The Gamemax 850W Fully Modular Power Supply rounds out our list as a reliable option in this category. Standout features include lasting reliability and stable output with 5v/3 and quiet fan the atx power supply is equipped with a 140mm ultra. Key specs include 850W of power.
"Just install this power supply into any computer, and boom! Anybody within a 500-foot radius will hear the loud noises from the power supply, shriek, and run far far away. My house is now free from all mosquitoes, termites, cats, annoying roommates, and more!(Detailed version)I was building an AMD..."
Best Seller
The Thermaltake GF1 Fully Modular ATX 850W Power Su... rounds out our list as a reliable option in this category. Standout features include gold certified and intel c6/c7 state and erp ready and zero fan minimizes undesired noise. Key specs include 750W of power. Customers consistently report high satisfaction with this purchase. Currently 23% off at $84.98, it represents excellent value.
"I recently upgraded to the Thermaltake GF1 1050W fully modular power supply, and I couldn't be happier with my decision. Right out of the box, the build quality of the cables is impressive; they feel durable and sturdy, which gives me confidence in their performance. The cable length is also excelle..."
Best Seller
The Cooler Master MWE Gold 750 V2 Full Modular PSU ... rounds out our list as a reliable option in this category. Customers particularly praise that it easy to cable-manage. Currently 22% off at $69.99, it represents excellent value.
"The Cooler Master MWE Gold 750 V3 has worked great in my system. Itβs fully modular, easy to cable-manage, and provides stable power for my Ryzen 5 9600X and RTX 5070 with no issues. Voltages are consistent, the unit runs cool and quiet, and the ATX 3.1/PCIe 5.1 support is a solid bonus for newer GP..."
Best Seller
The MSI MAG A650BN 650W Power Supply rounds out our list as a reliable option in this category. A key highlight is year limited warranty, guaranteeing long term reliable operation. Key specs include 550W of power. Customers consistently report high satisfaction with this purchase. Currently 8% off at $68.91, it represents excellent value.
"I replaced a 430 watt supply with this one. It might be overkill but it's working fine and temps all look good. I was concerned about the fan barely moving air but don't panic! It has semi-passive/zero RPM mode when it is operating in low load / temp. 650 watts are not struggling in my system at al..."
Best Seller
The Segotep 650W 80 Plus Gold Certified Non rounds out our list as a reliable option in this category. Key specs include 750W of power. Customers particularly praise that it excellent quality and will not let you down.
"TLDR: Buy this power supply. Excellent quality and will not let you down. Deserves 6 stars for Value for MoneySegotep has been around for a very, very long time...Just hasn't been a major seller in the USA for a long time. When I purchased my 750W, it was $130 in June 2020. That's not cheap, but ..."
Best Seller
The AsiaHorse 16 AWG PSU Extension Cable Kit rounds out our list as a reliable option in this category. Customers consistently report high satisfaction with this purchase. At just $31.69, it's accessible for most budgets.
Best Seller
The MSI MAG A750GLS 750W Fully Modular Power Supply rounds out our list as a reliable option in this category. Key specs include 600W of power. Customers particularly praise that it easy to setup. Currently 31% off at $89.99, it represents excellent value.
"Quality PSU thatβs very quiet and reliable. Great build quality and super easy to setup!"
Best Seller
The Lian Li EDGE 1000W Fully Modular Low rounds out our list as a reliable option in this category. Customers particularly praise that it perfect for 6+ months. Currently 10% off at $142.99, it represents excellent value.
"Brilliant design amazing quality with an additional hub. Awesome versatility with the connection cables due to the design.Stay cool as possible and makes very low noise. A very reliable choice when it comes to the will it reliability towards the PSU.Trustworthy brand. Simple assemble.His work perfec..."
Best Seller
The Tecware Flex RGB Cable Cover Kit for 24 rounds out our list as a reliable option in this category. A key highlight is density argb lighting with up to 81 leds per cable. Currently 11% off at $39.99, it represents excellent value.
"Its amazing for the price its very bright too but I accidentally ordered the white one for my build but it still looks nice and quality is amazing too it bends well and it fits perfectly"
For high-performance gaming, the Corsair RM1000x is an excellent choice, providing 1000W of power and PCIe 5.1 readiness. With a fully modular design and a stellar 4.7-star rating from over 11,000 reviews, it offers both reliability and flexibility for powering demanding components.
If you're on a tighter budget, consider the Thermaltake Smart 500W, priced at just $39.68 and boasting a 4.6-star rating from over 23,500 reviews. This model provides sufficient power for mid-range builds, ensuring you get decent efficiency without breaking the bank.
When selecting a modular power supply, look for features such as full modularity, which allows you to use only the cables you need, reducing clutter. Models like the Corsair RM850e and RM1000x offer full modularity, PCIe 5.1 readiness, and high efficiency ratings, making them ideal for custom builds.
Corsair power supplies, such as the RM series, are known for their high efficiency and performance, often rated 80 Plus Gold or better. While Thermaltake offers budget-friendly options like the Smart 500W, Corsair generally provides higher wattage and modular designs, making them preferable for premium builds.
To maintain your power supply, ensure it is well-ventilated and free of dust by cleaning the fan and vents regularly. Additionally, monitor the performance to avoid overheating, and consider using a power supply with a good warranty, like the Corsair RM series, which offers reliable performance and support.
Investing in a higher wattage power supply can be beneficial for future upgrades and ensures stability during peak loads. For instance, a 1000W supply like the Corsair RM1000x offers headroom for adding more components down the line, making it a smart choice for gamers and content creators.
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