This article brings you the best 750W power supplies available on the market today. We’ve delved deep into the current offerings, looking at efficiency ratings, build quality, noise levels, modularity, and other key features that set these PSUs apart.
Whether you’re assembling a top-tier gaming rig, a video editing workstation, or simply want a PSU that gives you room to grow, our guide will help you find the perfect 750W power supply to match your needs. Let’s get started!
Top Picks
- EVGA 750 BQ: A budget-friendly option, this power supply has an 80+ Bronze efficiency rating and a semi-modular design.
- Cooler Master MWE 750 Gold V2: A good value PSU, features a fully modular design, improved heat resilience, and an upgraded fan.
- Corsair RM750: This mid-range PSU, features a fully modular design, an 80+ Gold efficiency rating, and a zero fan mode.
- ASUS ROG 750W LOKI SFX-L: Our pick as the best high-end power supply, it features an 80+ Platinum efficiency rating, fully modular design, and RGB lighting.
- MSI MEG Ai1000P PCIe 5: This high-end power supply supports ATX v3.0 and PCIe 5.0, has excellent build quality, and a semi-digital platform.
🏆 Budget Pick: EVGA 750 BQ
The EVGA 750 BQ is a solid contender in the world of budget-friendly power supply units (PSUs), providing a dependable 750W of power that adequately suits a broad range of mid-tier gaming systems. It offers several notable features, including semi-modular design, 80+ Bronze efficiency rating, and PCI-E 4.0 support. However, as is typical with more affordable models, it doesn’t quite measure up to some of the higher-end offerings on the market in terms of efficiency and advanced features.
The first thing to appreciate about the EVGA 750 BQ is its affordability. In the realm of 750W PSUs, this unit presents an exceptional value proposition for those who are on a tight budget but still want a reliable and competent PSU for their gaming setup.
A highlight of the EVGA 750 BQ is its semi-modular design. This feature allows users to only connect the cables they need, resulting in a cleaner and better-ventilated case. The essential cables for the motherboard, CPU, and GPU come pre-attached which is beneficial for those who are new to PC building.
On the downside, the EVGA 750 BQ comes with an 80+ Bronze efficiency rating. While this is acceptable for budget and mid-range systems, it may not handle more power-intensive tasks as efficiently as units with Gold or Platinum ratings. This is something to consider if you’re planning on running high-end gaming sessions or other power-hungry applications.
Moreover, the EVGA 750 BQ lacks a zero fan mode. This means that the fan will always be in operation, potentially generating more noise than units that offer a zero fan mode, and it could have minor implications on the PSU’s lifespan.
| 👍 Pros | 👎 Cons |
|---|---|
| One of the cheapest available options | Doesn’t support the ATX 3.0 standard |
| Flexible semi-modular design | Low efficiency rating |
| Great for price-conscious builders | Lacking a zero fan mode |
🥇 Value Pick: Cooler Master MWE 750 Gold V2
Cooler Master MWE 750 Gold V2 is a power supply unit (PSU) that stands out as a reliable and highly efficient product in the market. It offers a good blend of price and performance and is specifically tailored for the needs of mainstream PC users.
With an 80 PLUS Gold efficiency rating, this PSU ensures a minimum efficiency of 90% under typical load conditions. This means it not only reduces energy consumption but also ensures less heat production. It has a rated output capacity of 750 watts, which is more than enough for a standard gaming or professional setup.
The MWE 750 Gold V2 sports a compact and neat design with a black finish, fitting well into any build. The construction feels sturdy and is designed to last.
The fully modular cabling design provides more flexibility during installation and also allows for better cable management within the PC case, ensuring better airflow. The PSU comes with a 120mm HDB fan that is silent under normal load and only gets slightly noticeable under heavy load. The fan provides good airflow to keep the PSU cool and extends the lifespan of the product.
The MWE 750 Gold V2 offers full protection (OVP, OPP, UVP, SCP, OTP) to safeguard your components from any potential harm, which is a great feature to have in any PSU. Given its quality and performance, the Cooler Master MWE 750 Gold V2 offers excellent value for its price.
| 👍 Pros | 👎 Cons |
|---|---|
| High efficiency with an 80 PLUS Gold rating | Lacks a semi-passive mode for silent operation under low loads |
| Compact and sturdy design that fits into any PC case | Transient response performance could be better |
| Fully modular cabling design for easier installation and better cable management | |
| 120mm HDB fan provides good cooling while remaining quiet under normal load | |
| Full protection features safeguard your components | |
| Offers excellent value for its price |
🥇 Mid-Range Pick: Corsair RM750
This PSU features an 80 PLUS Gold certification, indicating its high efficiency which translates to lower power waste and reduced heat production. This is especially beneficial for those who run their PCs for extended periods, as it helps keep energy costs in check.
One of the standout features of the RM750 is its fully modular design. This allows users to only plug in the cables they need, improving airflow and decreasing clutter within the PC case. The cables themselves are of high quality, are well-marked, and are easy to manage.
Equipped with a 135mm fan, the RM750 delivers excellent cooling performance. Even more impressive is its ability to run in a fanless mode at low to medium loads, making it virtually silent during these times.
Despite all its strengths, the Corsair RM750 isn’t without its drawbacks. One potential issue is that while the PSU itself is compact, some of the cables, especially the 24-pin ATX cable, can be quite stiff and bulky, making cable management a bit challenging in smaller cases.
Performance-wise, the RM750 delivers stable power even under heavy loads, making it suitable for high-end gaming systems and workstations. It also has a strong suite of protective features to safeguard your components, including over-voltage, under-voltage, short circuit, over power, and over-temperature protections.
Overall, the Corsair RM750 is a solid choice for any mid-to-high-end PC build, offering an impressive blend of efficiency, performance, and silent operation.
| 👍 Pros | 👎 Cons |
|---|---|
| 80 PLUS Gold certified for high energy efficiency. | Some cables, particularly the 24-pin ATX, can be quite stiff and bulky. |
| Fully modular design for easy cable management and improved airflow. | May pose challenges for smaller PC cases due to cable stiffness and bulkiness. |
| Quiet operation, with the ability to run fanless at low to medium loads. | |
| Provides stable power even under heavy loads. | |
| Comprehensive protective features (over-voltage, under-voltage, short circuit, over power, and over-temperature protections). |
🥇 High-End: ASUS ROG 750W LOKI SFX-L
The LOKI SFX-L power supply unit (PSU) is distinguished by its compact SFX-L form factor, making it an excellent choice for small form factor (SFF) builds. Despite its small size, it doesn’t compromise on power or features.
One of the standout features of this unit is its 80 PLUS Gold certification, which ensures high efficiency, meaning less heat and lower electricity bills. The fully modular design is another major benefit, as it allows for better cable management and more flexibility in system building.
The LOKI SFX-L also features a hybrid mode fan control which allows the unit to operate silently under lighter loads, thereby reducing unnecessary noise. When the load increases, the 120mm fan kicks in to ensure adequate cooling.
ASUS has also ensured that the unit comes with a comprehensive set of protection features including over-temperature protection (OTP), over-voltage protection (OVP), short circuit protection (SCP), over-power protection (OPP), and under-voltage protection (UVP) to ensure safety and longevity of both the power supply and the components it’s powering.
The premium components and robust build quality of the LOKI SFX-L make it reliable and long-lasting. Furthermore, ASUS backs this product with a 10-year warranty, which is a testament to their confidence in the product. This extended warranty period is definitely a selling point, providing peace of mind to the user.
Overall, the ASUS ROG 750W LOKI SFX-L is a top-tier power supply unit that provides reliable, efficient power delivery in a compact form factor. It’s an excellent choice for enthusiasts looking to build a high-end SFF system.
| 👍 Pros | 👎 Cons |
|---|---|
| Compact SFX-L form factor suitable for small form factor builds | Might be more expensive than some comparable units |
| 80 PLUS Gold efficiency for less heat and lower electricity bills | SFX-L size may limit compatibility with some PC cases |
| Fully modular design for better cable management and flexibility in system building | Limited to 750W, which may not be enough for the most extreme PC builds |
| Hybrid mode fan control for silent operation under lighter loads | |
| Comprehensive protection features (OTP, OVP, SCP, OPP, UVP) for safety and longevity | |
| Premium components and robust build quality | |
| Backed by a lengthy 10-year warranty |
🥇 High-End: MSI MEG Ai1000P PCIe 5
This PSU is notable for its 1000W maximum DC output, which provides more than enough power for the most demanding PC builds, including those with high-end graphics cards or multiple GPUs.
Efficiency is a standout feature with this unit, with an 80 PLUS Platinum certification and Cybenetics Platinum rating, meaning the PSU operates with at least 89-91% efficiency under typical loads. This results in less energy waste, less heat output, and lower operating costs over time.
The MEG Ai1000P stands out for its readiness for future hardware, being ATX v3.0 and PCIe 5.0 ready. This makes it a future-proof choice, particularly important for those looking to invest in the upcoming generation of components.
The PSU also shines in terms of build quality. The semi-digital platform and the 120mm hydraulic bearing fan both indicate a commitment to quality and longevity. The fully modular design is another plus, allowing for easy installation and better cable management.
On the downside, there are a few factors to consider. One is the price: this PSU is a high-end unit and it is priced accordingly. It may not be the best choice for budget-conscious builders. Second, under stressful conditions, the unit can become noticeably noisy which could be a concern for users seeking a quiet operation. Lastly, there’s a high inrush current with 115V.
Overall, the MSI MEG Ai1000P PCIe 5 is a high-performance, future-ready PSU that should serve any high-end build well. Its robust power delivery, excellent efficiency, and forward-thinking design make it a strong contender in the high-end PSU market.
| 👍 Pros | 👎 Cons |
|---|---|
| High power output of 1000W | High-end pricing |
| 80 PLUS Platinum efficiency | Increased noise under stressful conditions |
| ATX v3.0 and PCIe 5.0 ready | High inrush current with 115V |
| Great build quality with a semi-digital platform | |
| Fully modular design for better cable management | |
| 10 years warranty offering peace of mind |
750w PSU Buyer’s Guide
Before we delve into the details, let’s start by understanding the fundamentals of a 750w PSU.
A Power Supply Unit (PSU) is an essential component of your computer system. It is responsible for providing power to all the hardware components in your PC, ensuring they receive the necessary voltage and current to function properly.
With a 750-watt rating, a PSU can deliver a sufficient amount of power to support a high-performance gaming rig or workstation. This means that it can handle the power requirements of powerful processors, multiple graphics cards, and other energy-intensive components.
What is a 750w PSU?
A 750w PSU, or Power Supply Unit, is a hardware device that converts the alternating current (AC) from your wall outlet into direct current (DC) that your computer components can use. It is designed to provide a stable and consistent power supply to all the components in your system.
A PSU consists of various components, including transformers, capacitors, rectifiers, and voltage regulators. These components work together to ensure a smooth and reliable power delivery to your computer, preventing any fluctuations or power surges that could potentially damage your hardware.
Why Choose a 750w PSU?
Choosing a 750w PSU grants you the flexibility to power a wide range of components and peripherals. It ensures stability and reliable performance, even under heavy workloads or demanding tasks.
Whether you are a gamer, content creator, or professional, a 750w PSU will handle your power needs with ease. It can support high-end graphics cards, multiple hard drives, and other power-hungry devices, allowing you to run resource-intensive applications without any issues.
A 750w PSU offers headroom for future upgrades. As technology advances and newer, more power-hungry components are released, having a higher wattage PSU ensures that you have enough power to accommodate these upgrades. It allows you to add more powerful components to your system without worrying about insufficient power supply.
Furthermore, a 750w PSU often comes with features such as modular cables, which allow you to connect only the cables you need, reducing cable clutter and improving airflow within your computer case. This not only improves the overall aesthetics of your system but also helps in keeping the internal temperature low, enhancing the longevity of your components.
Factors to Consider Before Buying a 750w PSU
Now that we have a grasp of the basics, let’s dig deeper into the factors you need to consider before purchasing a 750w PSU.
When it comes to selecting a power supply unit (PSU) for your computer, there are several factors to keep in mind. A PSU is responsible for providing a stable and reliable power source to all the components in your system. Choosing the right PSU is crucial to ensure optimal performance and longevity of your computer.
Compatibility with Your System
First and foremost, ensure the PSU is compatible with your system. Check the form factor and dimensions of the PSU to ensure it fits your computer case properly. Different computer cases have different size restrictions, so it’s important to choose a PSU that fits snugly without any issues. Additionally, consider the cables and connectors it offers and verify compatibility with your components. Having the right connections is essential to power all your devices effectively.
Furthermore, it’s worth noting that some PSUs come with modular cables, allowing you to connect only the cables you need. This not only helps with cable management but also improves airflow within your system, resulting in better cooling.
Efficiency and Performance
Efficiency is a crucial factor to consider when selecting a 750w PSU. Look for PSUs with an 80 Plus certification, as it guarantees higher efficiency levels. The 80 Plus certification comes in different levels, such as Bronze, Silver, Gold, Platinum, and Titanium, with each level indicating a higher efficiency rating. This helps reduce energy wastage and keeps your power bills in check.
In addition to efficiency, it’s important to consider the PSU’s performance ratings. Look for PSUs that can deliver a stable power supply even under heavy loads. A high-quality PSU will have features like over-voltage protection, under-voltage protection, and short-circuit protection to safeguard your components from any electrical issues.
Noise Level
A PSU with a low noise level is ideal, especially if you value a quiet computing environment. Look for units with features like silent fan operation or zero RPM mode when the PSU is under low to moderate loads. These features ensure that the PSU operates silently or at minimal noise levels, allowing you to focus on your work or enjoy your favorite games without any distracting noise.
Additionally, consider the fan size and design of the PSU. Larger fans tend to be quieter as they can move the same amount of air at lower RPMs, resulting in less noise. Some PSUs also come with fanless designs, relying on passive cooling mechanisms, which further reduces noise levels.
Price and Warranty
Consider your budget when selecting a 750w PSU. Prices can vary depending on factors such as brand, certification level, and additional features. It’s always advisable to balance cost and quality to get the best value for your money. Do thorough research and read reviews to ensure you’re investing in a reliable and reputable brand.
Furthermore, check the warranty offered by the manufacturer. A longer warranty period indicates the manufacturer’s confidence in their product and provides peace of mind knowing you are protected in case of any issues. A PSU is a critical component of your computer, and having a solid warranty ensures that you can get it repaired or replaced if any problems arise.
By considering factors such as compatibility, efficiency, noise level, price, and warranty, you can make an informed decision when purchasing a 750w PSU. Remember, a well-chosen PSU is the backbone of a stable and reliable computer system.
How to Install Your 750w PSU
Now that you have chosen the perfect 750w PSU for your needs, let’s guide you through the installation process.
Preparing Your System
Before installing your new PSU, ensure that your computer is powered off and disconnected from the power source. Take the necessary precautions to avoid any accidental electrical discharge and protect your components.
Open your computer case and identify the location of the existing PSU. Take note of the cables connected to it and make a mental or written note of their positions.
It is important to have a clear workspace and good lighting for this installation process. Make sure you have all the necessary tools, such as a screwdriver, at hand.
Step-by-Step Installation Guide
- Remove the screws securing the existing PSU to your computer case. Keep them in a safe place, as you will need them later.
- Disconnect the power cables from your old PSU, including the motherboard, CPU, graphics card, and storage drives. Take note of their locations for easy reconnection. Gently remove each cable, ensuring you do not apply excessive force.
- Carefully remove the old PSU and place it aside. Take a moment to inspect it for any signs of damage or wear.
- Position your new 750w PSU in the case, aligning the screw holes with the mounting points. Make sure the PSU is oriented correctly, with the fan facing the inside of the case for optimal cooling.
- Secure the new PSU in place using the screws you previously removed. Ensure it is securely attached and does not wobble. Tighten the screws evenly, but be careful not to overtighten them.
- Connect the power cables from your new PSU to the appropriate components, following your previous notes. Take your time to match each cable with the corresponding port, ensuring a proper and secure connection.
- Double-check all connections to ensure they are secure and properly seated. Tug on each cable gently to make sure they are firmly attached.
- Close your computer case and reconnect the power cord. Ensure that the power cord is securely plugged into both the PSU and the power outlet.
- Power on your system and verify that all components are functioning correctly. Listen for any unusual noises and check that all fans are spinning. Monitor the system for any signs of instability or overheating.
Congratulations! You have successfully installed your new 750w PSU. Your computer is now ready to handle the power demands of your components.
Conclusion
With this comprehensive buyer’s guide, you are now equipped with the knowledge to choose the perfect 750w PSU for your system. Remember to consider factors such as compatibility, efficiency, noise level, and warranty before making your purchase. Explore the top brands available and follow our installation guide to ensure a smooth and hassle-free upgrade to your power supply. Happy computing!
750w PSU FAQs
Is 750 watts good for a power supply?
Yes, a 750-watt power supply is a good choice for many mid to high-end PC builds. It offers enough power to run demanding components like a high-performance CPU and a top-tier graphics card. Additionally, it provides a bit of headroom for future upgrades or overclocking.
Is a 750 watt power supply overkill?
Whether a 750W power supply is overkill depends on the components of your PC. For entry-level to mid-range systems, 750W might be more than necessary. However, for high-performance PCs with powerful CPUs and GPUs, 750W is a reasonable choice and could provide some future-proofing.
Is 750W good enough for a 3080?
Yes, a 750W power supply is typically sufficient for a system with an NVIDIA RTX 3080 graphics card. NVIDIA recommends a 750W PSU for this GPU, but remember that the rest of your system’s components also draw power. Make sure to account for everything in your build.
Is a 750W power supply enough for a gaming PC?
Generally, a 750W power supply is more than enough for a gaming PC. Most mid-range gaming setups draw power far less than this, but having 750W is beneficial if you have high-end components or plan to upgrade in the future. Always check the power requirements of your specific components to make an informed decision.
