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Best Power Supplies for RTX 3070 Graphics Card

Best Power Supplies for RTX 3070 Graphics Card. The RTX 3080 graphics card is the newest flagship from Nvidia. The RTX 3080 offers up to 2X more performance compared to the older RTX 2080 super. The new RTX 3080 has a rated TDP of 320 Watts. Hence ideally an 800W to 1000W power supply could be more than enough.

The RTX 3080 is based on the new Ampere architecture which is based on a more efficient 8nm process. The RTX 3080 comes with 10GB of DDR6X video memory with is about twice as fast as DDR6 memory found in the RTX 2080 super and also the newer RTX 3070. The RTX 3080 has 8704 CUDA cores with a base clock speed of 1.44 GHz and a boost clock of 1.71GHz. Nvidia has priced the RTX 3080 aggressively starting at $699 for the founder’s edition. This makes the RTX 3080 a great powerful flagship graphics card for gaming. Do check out our Best RTX 3080 build under $1500.

Coming to the power supplies, Nvidia recommends a 750W and above power supply for the RTX 3080. The RTX 3080 has a new 1x 12-pin power slot. There is a 2x PCIe 8-pin to 12-pin adapter included in the box which is good if your power supply does not have a 12-pin connector. Most modular power supply makers will release a modular 12-pin power connector.

List of Best Power Supplies for RTX 3070, 3080, 3090

EVGA SuperNova 80 Plus Gold 750W

EVGA SuperNOVA 750 G+, 80 Plus Gold 750W, Fully Modular, FDB Fan, 10 Year Warranty,...

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The EVGA SuperNova 80 Plus Gold 750W Power Supply from EVGA boasts an incredible 80 Plus Gold rating, giving you more for your money. Under those circumstances, it has a maximum efficiency of up to 90% at 50% load and up to 88% at 100% load. The power supply is made by a super-quiet 135mm temperature-controlled double ball-bearing fan and PSU circuitry that gives you the stability you need for all your high-end PC components.

A power supply is the backbone of a computer. Your system may be as fast as lightning, but without a well-built and properly-sized power supply unit, you’re not going anywhere. The SuperNova 700W power supply was designed with the high-end user in mind. It features 80PLUS Gold efficiency to minimize power waste, Active Clamp+ filtering technology to minimize noise output, and 100% Japanese capacitors for quality performance and reliability. This PSU comes equipped with dual PCI-E 8 pin and 6pin connectors, giving you the flexibility to run multiple graphic cards if needed.

The EVGA SuperNOVA 750w provides continuous power to every component, to either resist a peak load demand or provide extra power. It uses quality components and has Japanese capacitors and solid polymer capacitors to ensure it can provide stable power for your gaming PC. The fully modular cable design allows you to use only the cables you need, while the compact design gives you more room in your case.

Building a new gaming rig or upgrading? Make sure you choose a Super Nova power supply. This 750W model is 80 PLUS Gold certified and features an ultra-quiet cooling fan and modular cables.
The EVGA 750 G2 power supply delivers 750W of continuous power to your high-end system, thanks to an 80 Plus Gold-certified efficiency and a single strong 12V rail flex power supply design. These support your high-end systems with a continuous 50°C output rating.

It is a high-end power supply standing at a price that won’t break the bank and it has an 80+ Gold rating. It has something called ECO Thermal Control System. This feature allows the user to choose between two modes which are ECO and OC mode. The first one is designed to give efficiency, while the second one is for users who like to make their systems as quiet as possible.

With the EVGA SuperNOVA 750 G2 power supply, you can now power all your PC gaming needs with one power supply. The EVGA SuperNOVA 750 G2 gives you extremely reliable power for this comes with a 10-year warranty and is certified to the 80 PLUS Gold standards.

Key Features :-

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EVGA SuperNOVA 750 G+, 80 Plus Gold 750W, Fully Modular, FDB Fan, 10 Year Warranty,...
  • EVGA 750 G+ - "The New Gold Standard for Performance and Value" - JonnyGURU quoted...
  • 80 PLUS Gold certified, with 90% (115VAC)/92% (220VAC~240VAC) efficiency or higher...
  • Fan Size/Bearing: 135mm fluid Dynamic Bearing
  • Heavy-duty protections, including OVP, UVP, OCP, OPP, SCP, and OTP
  • 10 year

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Corsair RMX Series RM750X Power Supply

CORSAIR RMX Series, RM750x, 750 Watt, 80+ Gold Certified, Fully Modular Power Supply

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The Corsair RMX Series RM750X Power Supply is also an 80 PLUS Gold certified power supply. It is a fully modular power supply so you can connect the cables your system needs. It has a Zero RPM fan mode for silent operation at low to medium loads. This power supply also uses 100% Japanese capacitors that are rated up to 105°C. It has a 160mm long casing which ensures it fits in almost all modern PC cases. As Corsair is a well-reputed PC hardware maker, the Corsair RMX Series RM750X is a good buy.

Whether you’re building a new system or upgrading your existing one, it is important to choose the right power supply. With the Corsair RMX Series RM750X, you don’t have to worry about that. Capable of delivering 750 watts, this modular power supply is perfect for medium-high end builds and multi-GPU setups. It uses 100% Japanese capacitors rated up to 105°C as well as a zero rpm mode fan that minimizes noise when you’re using it on its minimal load. Well suited for your everyday use, this power supply by Corsair is an investment worth making.

The Corsair RMX Series RM750X power supply has a fully modular cable set. This means all of the included cables can be detached from the power supply. All you need are the cables you actually use! It uses a Zero RPM Fan Mode to ensure that the fan never turns on for silent operation at low to medium loads. This PSU was designed to fit in PC cases with large PSUs installed like the Corsair 760T and other large cases.

The Corsair RMX Series RM750X power supply is built with high-quality components and is guaranteed to deliver reliable performance. The fully modular cable set enables easy installation and can reduce clutter in your case, and the Zero RPM fan mode ensures silent operation at low to medium loads. The RM750X has a thermally controlled, 135mm fan that adjusts its speed according to temperature to ensure quiet operation. It has a 140mm depth for installation into standard ATX/EPS cases and has a 3-year warranty.

Bigger cable capacity, quieter operations, and providing a true 750W of continuous power, the Corsair RMX Series RM750X power supply delivers. It is designed to fit in most mid-sized or larger PC cases, delivering plenty of power to your systems. With its fully modular cable system that lets you connect only the cables you need, this power supply cable is ideal for small systems that use minimal cabling. This power supply also includes an ultra-quiet 140mm double ball-bearing fan for efficient cooling and durable 105°C-rated Japanese capacitors so it’s sure to run reliably for years.

The Corsair RM750X is a great choice for systems that need well-designed, high-quality power at a competitive price. It’s built with 100% Japanese capacitors and tested to rigorous standards for rock-solid performance and protection. And it’s quiet too, with a Zero RPM fan mode for silent operation at low to medium loads. All backed by an award-winning five-year warranty and world-class customer support.

The Corsair RMX Series RM750X power supply delivers more than enough power for today’s high-end systems and has the versatility to support even more demanding systems of tomorrow. Built with low-noise capacitors, ferrite cores, and a Zero RPM Fan Mode to reduce noise, it provides reliable and efficient power. And because you can connect only the cables you need for your system, the RMX Series saves on case space and looks great in any build.

As a power supply unit, the Corsair RMX Series RM750X provides 700 Watts of reliable and efficient power. Its fully modular design enables you to connect only the cables your system needs, reducing cable clutter within the computer. This PSU is compatible with Intel and AMD processors. Product Page

Key Features :-

CORSAIR RMX Series, RM750x, 750 Watt, 80+ Gold Certified, Fully Modular Power Supply
  • 80 PLUS Gold certified: High efficiency operation for less excess heat and lower...
  • 100% All Japanese 105 capacitors: Premium internal components ensure solid power...
  • Zero RPM Fan Mode: Virtually silent operation at low and medium loads
  • Fully Modular: Make your builds and upgrades easy, with clean, great-looking results
  • 10 year warranty, 6th generation Intel Core processor Ready (Intel Skylake and Z170...

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Corsair HXi Series HX1000i Power Supply

CORSAIR HXi Series, HX1000i, 1000 Watt, 80+ Platinum Certified, Fully Modular -...

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The Corsair HXi Series HX1000i Power Supply is a high-performance 80 PLUS Platinum certified power supply. It has 1000 watts of reliable and continuous power delivery. It also comes with a fluid dynamic fan bearing technology. It has a zero RPM mode for fanless operation at low power loads which has outstanding noise reduction. The power supply also comes with a Ten-year warranty. A 1000W high-performance power supply is what you are looking for, we recommend the Corsair HXi Series, HX1000i Power Supply.

This product is a high-performance Corsair Power Supply unit that lasts long. It has a ten-year warranty, is reliable and continuous. The 1000W power supply comes with a fluid dynamic bearing fan that reduces noise. This product also has a zero RPM mode when the load is minimal which is quiet and helps prolong the life of this product.

Corsair HXi Series, HX1000i Power Supply has a large capacity of 1000 watts which will effectively give you better and reliable power delivery. Its continuous power is 900 watts and its peak power is rated at 1000 watts. Its operating voltage preferably ranges from 100V to 240V. With this power supply, your device will surely be very functional and not cause any problem while you are using it. The Corsair HXi Series, HX1000i Power Supply has two 6+2 pin PCI-Express supplementary connector cables along with four 6+2 pin PCI-Express cables which provide a secure connection to the motherboard

The Corsair HXi Series HX1000i Power Supply is a 1000W high-performance power supply. It is a fully modular design with a single +12V rail and 83Amp maximum load. Compatible with the latest AMD and Intel platforms this power supply provides you with reliable power to deliver stable performance for your gaming system. It also features Zero RPM fan mode for ultra-quiet operation at low loads, single +12V DC output, and active PFC.”

This Corsair HXi Series HX1000i Power Supply has 1000 watts of continuous power and comes with a full suite of features and connectors, including 80-plus Platinum ratings for efficiency. These are a few of the reasons why we recommend the Corsair HXi Series, HX1000i Power Supply.

Corsair HXi Series, HX1000i Power Supply is a super quiet and reliable power supply that provides you with the efficiency and performance you want and has all the power you need.

Make the Corsair HXi Series, HX1000i Power Supply your first choice for extreme performance PC systems. It is designed to provide outstanding performance and reliability while using a smaller footprint. With its quiet fluid dynamic bearing fan, multiple +12V rails, very high-efficiency levels the latest ATX12V v2.3, and EPS 2.92 standards this power supply delivers clean electrical current with minimum waste and low heat generation to most components.

The Corsair HXi Series, HX1000i is a quiet and efficient power supply. The Zero RPM fan mode minimizes noise when low-power applications are used, which is ideal for web servers and home theater PCs. With Corsair Link capability, you can now monitor the power output and efficiency of your computer with a Windows-based application.

Key Features :-

CORSAIR HXi Series, HX1000i, 1000 Watt, 80+ Platinum Certified, Fully Modular -...
  • High Performance Design
  • 80 PLUS Platinum certified efficiency
  • Flat black, low-profile modular cables
  • 1000 watts of reliable, continuous power delivery.Fan bearing technology:Fluid...
  • ZeroRPM mode for fanless operation at low loads and outstanding noise reduction.

Alternative options :-

EVGA Supernova 1600 P2 Power Supply

EVGA SuperNOVA 1600 P2 80+ PLATINUM, 1600W ECO Mode Fully Modular NVIDIA SLI and...

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The EVGA Supernova 1600 P2 power supply is a 1600W 80 PLUS Platinum certified power supply. It has a fully modular design. The EVGA Supernova 1600 P2 is also Nvidia Sli and Crossfire ready. It comes with a 140mm double ball-bearing fan. If you are planning on building a workstation PC that requires 1600 watts of power then the EVGA Supernova 1600 P2 power supply is your best buy.

No matter if you use it in a workstation, server, data center, or gaming system the SuperNOVA 1600 P2 has the power. Since it is modular, upgrading it in order to fit your power needs will be much easier than upgrading other power supplies. One of the best features of this power supply is the easy-to-manage cables. They are tightly wound and insulated for easy handling. If you need a lot of juice from a great company then the EVGA Supernova 1600 P2 Power Supply is the way to go.

This EVGA SuperNOVA 1600P2 power supply is a beast featuring 600 Watts of Continuous Wattage with a fully modular design. It is the best power supply for building your dream workstation PC.

The EVGA Supernova 1600 P2 power supply is a perfect way to power up your system. This unit comes with a single +12V rail that offers 44A for maximum efficiency and stability. It is 80 Plus Platinum certified, which means that it can deliver up to 90% efficiency at typical loads under non-condensing conditions. The EVGA Supernova 1600 P2’s cooling fan is double ball-bearing, which ensures smooth, quiet operations.
EVGA Supernova 1600 P2 power supplies are 80 PLUS Platinum certified, with 87 % efficiency or higher under typical loads. This power supply offers a fully modular design and provides continuous power even when turned off. With a single +12V rail, the EVGA SuperNOVA 1600 P2’s clean power output will remain stable under all conditions. The EVGA SuperNOVA 1600 P2 is compatible with Intel Haswell C6/C7 sleep states. The new Epsilon PCB and custom capacitors provide improved performance with 150% higher current capacity.

The EVGA SuperNOVA 1600 P2 power supply is one of the top power supplies on the market. EVGA not only offers you a power supply that meets the power demands of your PC, but they guarantee it with a 10-year warranty. All of this wrapped in an award-winning package and sold at a price lower than its competition.

The EVGA SuperNOVA 1600W P2 is an amazing power supply that has all the great features any hardcore PC builder could ever ask for. The EVGA SuperNOVA 1600 Power Supply has a maximum efficiency of 94%, features a 10-year warranty, and is completely modular. There are several small additions with its weight of 22 lbs and a slight increase in price. The +12VDC current is a little lower than most other 1600W power supplies and the internals are not as fancy.

The EVGA SuperNOVA 1600 P2 power supply is the choice of overclockers and gamers everywhere. It’s not only built with top-quality parts but designed to meet the highest standards. From the best of materials to the ample specifications to the advanced technology, everything has been taken into account.

Key Features :-

EVGA SuperNOVA 1600 P2 80+ PLATINUM, 1600W ECO Mode Fully Modular NVIDIA SLI and...
  • EVGA 1600 P2 - "Unrivaled Performace" - Fully Modular to reduce clutter and improve...
  • 80 PLUS Platinum certified, with 92% (115VAC) / 94% (220VAC~240VAC) efficiency or...
  • 100% Japanese Capacitors ensure long-term reliability
  • Fan Size / Bearing: 140mm Double Ball Bearing
  • 10 Year

Alternative options :-


Best Power Supplies for RTX 3080 Graphics Card

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