Best PSU For RTX 3080 Ti (750, 850, 1000, 1200 Watts)

The NVIDIA RTX 3080 Ti is a beast of a graphics card, and it’s worth getting the best power supply possible to ensure you can support its needs. In this article, you will acquire to know about multiple different best power supply units for RTX 3080 Ti

If you’ve been waiting for the next generation of graphics cards to upgrade your rig, it looks like RTX 3080 and 3090 are finally here. Both new models have incredible performance gains over their predecessors. For this, many people are wondering if they need an upgrade for their PSU or not, but that’s two separate concerns clumped into one. 

Whether your current power supply doesn’t have 12-pin connector ports onboard, then no worries! You don’t actually need any new hardware at all unless you want to be ultra-safe. 

But if your PSU does have 12-pin connectors available or has enough wattage capacity to handle up to 750 watts more than what was needed before with Nvidia’s previous-generation GPU cards. 

To handle the NVIDIA RTX 3080 Ti graphics card, the buyer must search in order to get a PSU that can deliver up to 750 watts to 1000 watts. The RTX 3080 Ti is here, and with it, change comes to a new generation of graphics cards. 

To ensure you can take advantage of all that the card has to offer, be sure your PC’s PSU is up to snuff. If not, we have some recommendations for top-rated PSUs in our blog post.

List Of Top Rated Best PSU For RTX 3080 Ti

  1. Corsair RMx Series, (CP-9020094-NA) Fully Modular Power Supply
  2. be quiet! BN642, Fully Modular, Power Supply
  3. Seasonic FOCUS PX-850 Perfect Power Supply
  4. SilverStone Technology PS-ST75F-PT ATX Power Supply
  5. Thermaltake Toughpower PS-TPG-0850F1FAPU-1 Full Modular ATX 12V 2.4/EPS 12V 2.92 Power Supply
  6. EVGA SuperNOVA 220-P2-0750-X1 Fully Modular Power Supply
  7. Corsair CX750F RGB, Fully Modular RGB Power Supply

1- Corsair RMx Series, (CP-9020094-NA) Fully Modular Power Supply

Corsair RMx Series, (CP-9020094-NA) Fully Modular Power Supply

Introducing the most efficient gaming power supply from Corsair memory, the RM1000x. We all know by now NVIDIA has launched the new flagship RTX 3080 Ti. You must be now seeking a power supply unit for this graphics card to run. 

The required power consumption of this video card by NVIDIA is 1000 watts. The Corsair RM1000x is an excellent PSU for your computer as it will deliver power to the GPU and other components. 

Corsair’s new RM1000x has an 80 PLUS Gold certified power supply with 100 percent of all Japanese 105 capacitors ensuring your PC has the reliability you need. It also comes with Zero RPM fan mode, virtually silent operation when at low or medium loads. 

The fully modular design makes for a clean, easy to connect and is compatible with Intel Skylake and Z170 motherboards as well as ATX12V Version 2.4. 

With a low inrush current and highly efficient at light loads, you’ll save more power for your critical PC components. The power supply is designed with a magnetic levitation fan. that helps in reducing noise output and increases performance by 10 percent. 

It is perfect for providing juice to demanding high-end graphic cards without the worry of signal interference or sleep mode reducing its efficiency. 

Finally, this series comes with a hefty ten-year warranty to cover any damage caused during shipping or installation, as well as an extremely long hold-up time that will keep your computer safe when there are sudden short circuits. 

So don’t hesitate any longer! This product has all the features you need. The dimensions of the product are 7.08 x 3.38 x 5.9 inches, and it weighs around 1 pound.

2- be quiet! BN642, Fully Modular, Power Supply

be quiet!  BN642, Fully Modular, Power Supply

Be Quiet! is a German company that mainly manufactures PC cases, power supply units (PSUs), and cooling-related products. As the name suggests, their products are designed with quiet operation in mind. So if you are on a hunt to get a silent and efficient power supply unit, you must look for a quiet straight power 11 750 watts PSU. 

The Straight Power 11 750W PSU is an all-modular design, meaning that every cable can be detached even the main 24-pin ATX power cord can be removed. Every wire and connector on the unit is black, but even these have a classic look with their own sleeving to cover them up. 

For the NVIDIA RTX 3080 Ti, there is no doubt left that this PSU is an excellent choice. Be quiet! The straight Power 11 Platinum series has been engineered and designed for unparalleled performance. The metal mesh honeycomb structure keeps your whole system dust-free, including the very sensitive internal components. 

Low noise and near-silent operation mean you won’t have to worry about any distractions or interruptions while working. The modular cables are built with high-quality materials that can give up to a 10-year lifespan power on with peace of mind. 

This 80+ Platinum power supply has a powerful transformer and long cables for installing inside larger computer cases. With a DC wire-free design, modular insulation between the different connectors, and an input voltage of 200 V AC to 240 V AC, this be quiet! PSU can be configured any way you like for any computer build. The dimensions of the product are 13 x 9.75 x 4 inches, and it weighs around 7.55 pounds.

3- Seasonic FOCUS PX-850 Perfect Power Supply

Seasonic FOCUS PX-850 Perfect Power Supply

Are you planning to upgrade your PC? And now you are stuck at which power supply unit will be the best for your PC? We are here to help you down by introducing Seasonic FOCUS PX-850 watts PSU. This power supply unit will provide up to 850 Watts of continuous power. 

It has 80 PLUS Platinum, meaning that the PX-850 will provide at least 90 percent efficiency at 25 percent, 50 percent, and 100 percent loads. It also offers Full Modular cabling and innovative Silent Fan Control for users who want to reduce their electrical usage in eco-friendly ways.

This PSU will balance silence with cooling needs by selecting between Seasonic S2FC fan control without Fanless Mode and S3FC fan control, including Fanless Mode. 

Finally, its 10 Year worry-free warranty ensures your purchase is long-lasting, so you can use it for even more years than 10. Upgrade your PC with the Seasonic FOCUS PX-850 power supply. 

The compact size and fully modular design of this PSU will make it fit into any ATX system while saving you time from wiring up a bunch of cables. With 80 PLUS Platinum certification, less energy goes to waste during power conversion. So don’t waste more minutes. 

Just go and grab this exciting power supply unit. This PSU will also work for NVIDIA RTX 3080 Ti. It will supply sufficient power to it. The dimensions of the product are 12.2 x 7.09 x 4.53 inches, and it weighs around 3.52 pounds.

4- SilverStone Technology PS-ST75F-PT ATX Power Supply

SilverStone Technology PS-ST75F-PT ATX Power Supply

Are you looking for a high-quality power supply to go with your new rig? Check it out! This SilverStone PSU is perfect, as it has an 80 Plus Platinum certification and class-leading single +12V rail. It is able to save space in its surroundings because of its compact design that’s only 140mm deep. 

The PSU meets all ATX 12V v2.4 guidelines and will work great with today’s latest technologies. It also comes with 100 percent modular cables, which means no more shortening cables or struggling to reach the 24 pin connector every time he upgrades his motherboard. 

It doesn’t matter how many hours this electrician spends on server maintenance- powering the servers is as easy as pie, thanks to this reliable 750 Watt power. 

This PSU is an incredibly powerful and efficient solution with up to 85 percent efficiency, continuous 24/7 power output at 40 degrees Celsius. The 3% regulation and ±3% voltage variations provide clean and stable outputs for all of your devices, so you can rest assured your equipment is running at peak performance. 

The 120mm fan can be automatically operated at different speeds according to load conditions guaranteeing a life-long operating temperature of 40 degrees Celsius. This PSU is a perfect companion to your RTX 3080 Ti video card. The dimensions of the product are 5.5 x 5.9 x 3.4 inches, and it weighs around 5 pounds.

5- Thermaltake Toughpower PS-TPG-0850F1FAPU-1 Full Modular ATX 12V 2.4/EPS 12V 2.92 Power Supply

Thermaltake Toughpower PS-TPG-0850F1FAPU-1 Full Modular ATX 12V 2.4EPS 12V 2.92 Power Supply

Are you one of those who give as much importance to aesthetics as to other components? Then this power supply unit is definitely made for you. The Thermaltake Toughpower PSU supplies 850 watts of power with the 256 RGB colors in fans. 

The Thermaltake PSU has 80+ Platinum Smart Zero RGB Fan and delivers high performance based on the latest design and engineering. It’s equipped with an impressive air cooler for optimized cooling, and its design is long enough to fit in several motherboard form factors. So whether you’re a novice or experienced PC builder, it has a customizable design to suit everyone. 

Aside from delivering up to 92 percent efficiency, this fan-favorite PSU features robust power circuitry that’s compatible with Intel’sIntel’s newest processors and Nvidia’sNvidia’s new RTX 3080 Ti GPU. to enjoy next-level energy savings combined with superior levels of stability. 

So dress up your rig right! TG RGB power supply uses a powerful 14 microprocessor to control the intelligent RING FAN. With 256 shades of red-green-blue combinations to release an unlimited spectrum of colors in five different modes. 

With one button, you can change the lighting according to your needs or turn it off and go about business as usual. This power supply unit is engineered with a heart of gold. The Japanese capacitors in this power supply are guaranteed to last five times longer than normal products, and even then, won’t fail at an over-voltage. The dimensions of the product are 5.91 x 6.3 x 3.39 inches, and it weighs around 8 pounds.

6- EVGA SuperNOVA 220-P2-0750-X1 Fully Modular Power Supply

EVGA SuperNOVA 220-P2-0750-X1 Fully Modular Power Supply

Looking for a power supply that will keep your computer running with efficiency, comfort, and safety? EVGA 750 P2 is the power supply you’ve been waiting for. 

With an ultra-quiet 140mm double ball-bearing fan delivering airflow at only 0 dBA, this power supply unit comes together to form all of the necessary traits any gamer or PC enthusiast could ask for.

It also includes features such as a Fully Modular design to reduce cluttering while maintaining optimal airflow and ECO mode to provide reduced voltage when needed during low-load operation. 

This advanced product has 100 percent Japanese capacitors ensuring long term reliability, and carries an 80 PLUS Platinum certification guaranteeing up to 92 percent 115VAC / 94 percent 220VAC~240VAC. 

The EVGA SuperNOVA will keep up with demand for years to come. The EVGA SuperNOVA will keep up with demand for years to come. 

With 100% Japanese capacitors and a modular design, this power supply offers the stability and durability needed for all types of computer builds.

In addition, the high energy efficiency allows you to spend less time worrying about using too much power. 

The dimensions of the product are 6.5 x 5.91 x 3.3 inches, and it weighs around 6 pounds. To secure your new NVIDIA RTX 3080 Ti from getting blast, you must add this beast to your gaming rig.

7- Corsair CX750F RGB, Fully Modular RGB Power Supply

Corsair CX750F RGB, Fully Modular RGB Power Supply

Corsair CX750F RGB 750 Watt 80 Plus Bronze fully modular power supply with RGB LED lighting is the perfect match for your CPU. With its efficient design and vivid light show, this PSU will have you in the right mood to game all night long. 

To provide reliable and consistent power, this PSU has 100 percent Japanese capacitors. Fully modular for maximum enchantment, the Corsair RGB CX750F fully adopts the CORSAIR iCUE lighting system. Newer systems from years past are just not compatible with your new rig. But, that’s not a problem. 

You will be taken by how easy this PSU will make every aspect of building your dream machine. It will work as promised and for a very competitive price too. We guarantee you’ll love its innovative cooling design that is accompanied by plenty of cables (modular), which won’t slow down your assembly time either. 

Your PC won’t feel overbearing or intense anymore when using this power supply unit. Because it makes sure to create multiple modes for smooth light effects and provides eight individually addressable LEDs so you can fully customize them according to your desire. 

The 120 mm RGB fans are curved in design to maintain the noise level as low as possible. The dimensions of the product are 11.88 x 7.44 x 5.19 inches, and it weighs around 5.82 pounds.

Best PSU For RTX 3080 Ti Buying Guide:

The new NVIDIA RTX 3080 is an impressive card that will help you play games with the highest graphics settings. If you want to make sure it runs at its best, consider upgrading your PSU or buying a more powerful one for the future. A lot of people are wondering what the best PSU for their RT 3080 Ti is. There are many factors to consider. When looking for a power supply and many different developers out there to choose from. This article has presented you with the best one! 


A single-rail power supply has the capability to shoot much more current into your components. In a multi-rail design, some voltage will be channeled away from what is needed by certain system devices. It also routed instead to other areas or peripherals in order for them. All to remain powered up without the risk of damage. Due to overloading one area with too many demands being placed upon it. You might witness this term used interchangeably with a single rail. A PSU utilizing multiple +12V rails functions differently than a unit having only one.


A power supply with hard-wired cabling is optimal because it requires no additional connections between the unit’s internal PCB and the connector that will ultimately be plugged into one of your components. One end of the cable is soldered to a standard connector on both ends. So there are never any breaks in this line. Whenever you introduce an additional connection, such as using modular power supplies, you add more resistance than a potential point for failure. A power supply with hard-wired cables offers many benefits over those which use modules since they require less wiring overall.

80 PLUS Certification:

The power supply unit is a key component of any computer. The 80 Plus certification program certifies that the PSU uses at least 20 percent less energy than standard units. It also provides an efficiency rating for not just one but three different loads: 100%, 50%, and 20%. An example will be if you have 500W Loads because they’re certified to use 625 watts or below. When running under full capacity, this means there’s going to be more leftover wattage-per-hour coming out of your electric bill in comparison with other PSUs, which can end up using as much as 2250 Watts.

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