Best Radeon RX 7900 PSU Our Top Picks
Komal Gulab
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If you are wondering which is the best PSU for the 7900 XT GPU, then we have you covered right here. In case you don’t know, the Radeon RX 7900 XT is one of the most powerful graphics cards currently available.
It offers stunning performance and eye-catching visuals for gamers and content creators alike. To be more specific, the card has 5376 stream processors, 20GB of GDDR6X memory, an 80 MB Infinity Cache, and 84 Compute Units.
With a base clock speed of 1500 MHz and a boost clock speed of 2400 MHz, the RX 7900 XT delivers lightning-fast performance for demanding games and applications.
The high TDP of 300W means that a good quality power supply unit is necessary to ensure stable operation.
So, to get the best experience from this powerful GPU, you need to ensure that it is powered by a top-notch PSU. With many options on the market, it can be difficult to choose the right one.
We’ll also consider different budgets and build needs, helping you to identify the perfect PSU for your Radeon RX 7900 XTX / XT powered rig. let’s check out right now.
1. Cooler Master MWE Gold 850W V2
The Cooler Master MWE Gold 850W V2 power supply is a noteworthy choice for PC builders looking for a blend of performance, durability, and efficient power delivery. The unit exhibits impressive technical specifications that can meet the needs of high-end PC setups, making it a robust choice for gamers and professional users alike.
Starting with the power efficiency, the MWE Gold 850W V2 is 80 PLUS Gold certified. This certification ensures that the power supply is 90% efficient at 50% load, reducing energy consumption and heat generation. This makes it a choice power supply for builders who are environmentally conscious or those looking to save on energy costs.
Next, the fully modular cable design makes cable management in your build easier and cleaner. It allows you to only use the cables you need, keeping unnecessary clutter at bay. Plus, the flat cables included are both functional and aesthetically pleasing.
Another crucial factor to consider is the product’s durability. With the built-in 120mm HDB fan, the unit offers reliable cooling performance while maintaining low noise levels. The fan’s hydraulic dynamic bearing also extends its lifespan significantly, giving you peace of mind that the power supply can withstand extensive use.
The Cooler Master MWE Gold 850W V2 offers a powerful single +12V rail. This is particularly beneficial for high-performance systems, as it can support demanding components like a high-end graphics card or a multi-core processor without any problems.
However, the unit lacks RGB lighting, which might disappoint users who prefer a more customised or flashy look in their builds.
Another downside is that some users have reported the fan noise to be noticeable at high loads, even though it’s generally quieter than many competing models.
2. NZXT C850 Gold
The NZXT C850 Gold power supply unit (PSU) is a premium offering that blends efficient power delivery, a fully modular design, and smart features. Its strengths make it an ideal option for serious PC builders and gamers who require dependable and effective power supply solutions.
Firstly, the NZXT C850 Gold is an 80 PLUS Gold certified PSU, ensuring that it delivers power efficiently, at least 90% efficiency at 50% load. This efficiency not only saves energy but also reduces heat generation, which prolongs the lifespan of the unit.
One of the NZXT C850 Gold’s standout features is its fully modular design. This allows you to connect only the cables you need, which not only enhances the aesthetics of your PC build but also improves airflow within the case. This can contribute to cooler operation of your system overall.
NZXT C850 Gold has a built-in 120mm fluid dynamic bearing fan, designed to provide quiet and long-lasting cooling. The PSU employs Zero RPM Fan Mode, which means the fan only spins when the PSU is under significant load.
This feature ensures quiet operation during low to medium load while delivering necessary cooling for high-load scenarios.
The C850 supports the NZXT CAM application, which allows users to monitor the PSU’s performance, including power consumption, voltages, and temperature.
Although this is a great feature for those who like to keep a close eye on their system’s performance, it could be overwhelming for users who prefer simpler setups.
Another possible drawback is that, despite its high-end positioning, the NZXT C850 Gold does not support multi-GPU configurations.
If you’re looking to build a system with multiple GPUs, this PSU may not be the right choice for you.
3. Corsair RM850x
The Corsair RM850x is a top-notch power supply unit (PSU) that provides versatility, efficiency, and convenience for those who are looking for a high-quality power source.
With dimensions of 86 x 150 x 160 mm and an ATX 3.0 form factor, this unit offers a compact and stylish design. The 80 PLUS Gold certification further underscores its commitment to efficiency, and the 850W wattage provides ample power for even the most demanding systems.
The Corsair RM850x boasts several key features that set it apart from other PSUs on the market. For example, its hybrid mode ensures that the fan remains off until it is needed- which results in nearly silent operation.
The fully modular cabling design makes installation and cable management a breeze. Another unique aspect of this unit is its magnetic levitation fan, which helps to provide improved cooling and reduce noise levels.
While the Corsair RM850x is a solid option, it is important to note that it doesn’t have all of the premium features that are in other high-end PSUs, such as the EVGA SuperNOVA.
Additionally, it doesn’t include the new 12VHPWR connector, which means that you may need to purchase an octopus connector in order to use it with most ATX 3.0 power supplies.
Despite these drawbacks, the Corsair RM850x is still an excellent choice for those who are looking for a high-quality, efficient, and versatile PSU for their system.
4. ASUS ROG Thor Platinum
The ASUS ROG Thor Platinum power supply unit (PSU) is an excellent choice for serious gamers and PC enthusiasts who require robust power delivery and appreciate a few aesthetic frills. It’s a PSU that not only provides reliable and efficient performance, but also comes with unique features and a design that sets it apart from its competitors.
The ASUS ROG Thor Platinum is 80 PLUS Platinum certified, indicating its high level of energy efficiency of 92% at 50% system load. This feature translates into less wasted power, reduced system heat, and potential cost savings on your electricity bill.
The ROG Thor Platinum is fully modular, meaning all its cables can be detached. This feature allows for optimal cable management, resulting in a cleaner, more organized build, and improved airflow, which can help keep your PC components cool.
A defining feature of the ASUS ROG Thor Platinum is its integrated OLED display, which provides real-time power usage statistics. This feature is handy for users who wish to keep a close eye on their system’s power consumption, but it’s also a nice aesthetic touch that adds a high-tech feel to your build.
Another distinct feature is the use of ROG heatsinks that ensure the 135mm wing-blade fan has a sufficient cooling surface, making the PSU perform cooler and quieter. The Zero RPM fan mode helps further by ensuring the fan only spins up under heavier loads, allowing silent operation at low to medium loads.
The ASUS ROG Thor Platinum also supports Aura Sync, ASUS’s RGB lighting ecosystem, allowing you to synchronize its lighting with other Aura Sync-compatible components for a unified, custom look.
On the downside, the ROG Thor Platinum is one of the pricier PSUs on the market. The premium features and aesthetics justify its high cost to an extent, but it may not fit everyone’s budget. Additionally, the PSU’s larger size may not be compatible with smaller PC cases.
5. MSI MPG A1000G
The MSI MPG A1000G power supply unit (PSU) is an impressive offering from MSI, a renowned brand known for its high-quality gaming products. With excellent power delivery, high efficiency, and a suite of protective features, the MPG A1000G is an appealing choice for both casual and hardcore PC users.
The MPG A1000G is a 1000W PSU that provides ample power for high-end systems, making it a suitable choice for builds with powerful processors and graphics cards, including systems with multiple GPUs. This level of power capacity makes the MPG A1000G an excellent option for gaming, streaming, content creation, and other demanding tasks.
One standout feature of this PSU is its 80 PLUS Gold certification, signifying its high efficiency of up to 90% under typical load conditions. This level of efficiency results in less wasted power, which can translate into savings on your electricity bill and less heat generated within your system.
The MSI MPG A1000G is fully modular, allowing you to use only the cables you need for your specific build. This design promotes neat cable management and better airflow within your PC case, leading to a cleaner look and potentially improved cooling.
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MSI has also loaded the MPG A1000G with a set of protective features, including Over Voltage Protection (OVP), Short Circuit Protection (SCP), Over Power Protection (OPP), and Over Temperature Protection (OTP). These features ensure that your system’s components remain safe from power-related anomalies.
On the downside, the MPG A1000G might be overkill for more basic builds that don’t require such a high wattage. Its price point is also higher than PSUs with lower capacities, although the cost is justified given its high performance and features.
6. Seasonic Prime Titanium Ultra
The Seasonic Prime Titanium Ultra power supply unit (PSU) epitomizes the high-end, premium class of power supplies. Known for their commitment to quality and reliability, Seasonic’s Prime series aims to deliver top-notch performance to the most demanding of PC builders, and the Prime Titanium Ultra is no exception.
This power supply is offered in different capacities, but regardless of the power rating you choose, all models within this series boast the coveted 80 PLUS Titanium certification. This is the highest efficiency level that a PSU can achieve, reaching up to 94% efficiency under 50% load conditions. This implies less wasted power, reduced heat output, and potentially lower electricity bills.
The Prime Titanium Ultra is fully modular, giving you the freedom to use only the cables you need. This makes for easier cable management and cleaner builds, with the added benefit of improved airflow in your PC case. The cables are also of high quality and are nicely braided for durability and aesthetics.
Seasonic goes above and beyond when it comes to protective features for this PSU. It includes protections against over voltage, under voltage, over power, over current, over temperature, and short circuits, making sure your valuable components remain safe.
On top of this, the Prime Titanium Ultra operates silently at low and medium loads, thanks to its hybrid fan control system. This feature keeps the fan from spinning until a specific load or temperature is reached, ensuring a quiet operation.
However, it’s worth noting that the high quality and feature set come with a steep price. This PSU is one of the most expensive on the market, and while the price is justified given its performance and premium features, it may not be the best fit for budget-conscious consumers or less demanding systems.
7. Thermaltake Toughpower GF3 1000W
If you don’t want to compromise on performance and don’t have a tight budget, then we think the Thermaltake Toughpower GF3 1000W is a good pick for RX 7900 XT.
To start with, this PSU adheres to the ATX 3.0 specification, which ensures that it works well with modern motherboards. Further, it is noteworthy that the PSU comes with a native 16-pin PCIe (12VHPWR) connector, which is rather necessary for high-end graphic cards.
Much like some of the best high-end PSUs, the Thermaltake Toughpower GF3 1000W delivers a hefty 1000W capacity, which should provide enough headroom for even the most demanding gaming rigs with overclocked CPUs and powerful GPUs.
At the same time, the Power Supply Unit has an 80 PLUS Gold certification, which should lower your energy consumption. Plus, it also comes with tight voltage regulation and low ripple noise, which ensure reliable and consistent power flow to your components.
To further lower noise, the GF3 1000W comes with Thermaltake’s Smart Zero Fan technology. This allows the fan to remain off during low-load situations, which should give you a quieter experience.
As far as aesthetics are concerned, the GF3 has a fully-modular cable design. In simpler terms, you will be connecting only the cables that your build needs. This reduces the cable clutter in your PC case and gives more room for the air to pass.
Overall, the Thermaltake Toughpower GF3 1000W is clearly for people who have a power-hungry build. The PSU may not be aesthetically pleasing, but it focuses on its main function power delivery + efficiency.
It has ATX 3.0 and PCIe 5.0 readiness, silent operation, and reliable power delivery, which makes it a good choice.
Considerations for the best PSU for 7900 XT
Now that we understand the importance of a good PSU for your Radeon RX 7900, let’s delve into the key features you should consider when choosing the right one. When it comes to powering your high-performance Radeon RX 7900 graphics card, there are several factors to keep in mind.
A reliable and efficient power supply unit (PSU) is crucial to ensure stable and optimal performance.
In this expanded guide, we will explore additional details about the key features you should look for when selecting a PSU for your Radeon RX 7900.
Power Capacity and Efficiency
The power capacity of a PSU is measured in watts (W), and it determines how much electrical load the PSU can handle. It’s essential to choose a PSU that has sufficient wattage to accommodate the power requirements of your Radeon RX 7900 and other components.
However, it’s not just about having a high wattage PSU; efficiency also plays a significant role. Efficiency refers to how effectively the PSU converts AC power from your wall outlet to DC power that your computer components can use.
Higher efficiency means less energy wasted as heat and lower electricity bills. Look for PSUs with high efficiency ratings (80 Plus Bronze, Silver, Gold, or Platinum) to minimize energy waste and reduce heat generation.
These ratings indicate that the PSU meets certain efficiency standards set by independent organizations.
PSU Size and Form Factor
PSUs come in various sizes and form factors, and it’s crucial to ensure that the PSU you choose fits into your gaming PC case. The most common form factors are ATX, micro ATX, and mini ITX. Your case’s form factor compatibility will determine the type of PSU you can install.
Additionally, consider the physical dimensions of the PSU to ensure it fits into the designated PSU slot in your case without any clearance issues. Some cases may have specific size limitations, especially if you have a compact or small form factor case.
Checking the dimensions of the PSU and comparing them with your case’s specifications will help you avoid any compatibility issues.
Cable Management and Modularity
Good cable management is essential for maintaining a tidy and well-ventilated gaming PC. Messy cables can obstruct airflow, leading to higher temperatures and potential performance issues. When choosing a PSU, consider its cable management features.
Modular and semi-modular PSUs offer a convenient solution to cable management. These designs allow you to attach only the required cables, minimizing clutter inside your case.
With modular PSUs, you can select the necessary cables for your specific build, reducing the number of unused cables that would otherwise take up space and hinder airflow. T
his flexibility in cable management enables you to create clean and organized builds, resulting in better airflow, lower temperatures, and easier maintenance.
By considering these additional details about power capacity, efficiency, PSU size and form factor, as well as cable management and modularity, you can make an informed decision when selecting a PSU for your Radeon RX 7900.
Remember, a reliable and efficient PSU is a crucial component in maximizing the performance and longevity of your gaming PC.
How Many Watts Do You Need?
Buying any component for a PC build requires a bit of a balancing act. You don’t want to buy more than what you need, but you also won’t want to buy poor performing components that result in you needing to get an upgrade anyway.
Alongside this there are other factors to consider such as your budget, use-case, longevity and upgradeability that can influence the decision making process. When it comes to power supplies, I’d argue that the best way to approach picking up a PSU is by picking out a wattage.
You can use various different configurators that will give you an idea of how much power your system will draw, and from there it becomes much easier to make a decision.
The Radeon RX 7900XT has a TBP (typical board power) of 300W, and according to the product page on AMD’s website, the minimum PSU recommendation is 750W.
Ultimately, whether you adhere to the minimum recommendation will be entirely dependent on the other components that you’ve picked out.
For those building a top-end PC with higher wattage components you’ll likely want to bump your wattage up to 850W, or 1000W if you’re future proofing for more powerful components later down the line.
To provide more context on the wattage that you’ll need for the Radeon RX 7900XT we’ve put together a table of recommended wattages that you should stick to.
Conclusion
When looking to purchase a power supply for the RX 7900 XTX, the sweet spot is around 1,000W. Seeing that, the XPG CyberCore II 1,000W PSU is a perfect mixture of features and pricing.
It features an 80+ Platinum rating, plenty of connectors, and is fully modular. I also love the power supply’s low pricing, making it even more attractive for the RX 7900 XTX GPU. Although ATX 3.0 isn’t a requirement for the graphics card, it’ll ensure future-proofing for your next GPU upgrade.
As I mentioned earlier, one of the Cooler Master MWE Gold 850W V2 PSU’s most attractive features is its numerous connectors. The PSU is also extremely efficient. our testing, allowing outstanding overclocking opportunities with the RX 7900 XTX. Implementing digital controllers also helps make it more efficient at higher loads.
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