NZXT E850 850W ATX Gaming Power Supply

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89%
92%
Energy Efficiency
89%
Noise Levels
94%
Build Quality
91%
Ease of Installation
93%
Warranty & Reliability
85%
Price to Performance
88%
Compatibility with Components
87%
Cooling & Thermal Performance
90%
Modular Design & Cable Management
80%
User Support
86%
Size & Form Factor
91%
Noise under Load
More

Overview

The NZXT E850 850W ATX Gaming Power Supply is designed for gamers and PC builders looking for reliable and efficient performance. This power supply offers an 850W capacity with 80 Plus Gold certification, ensuring better energy efficiency and lower power consumption. Its fully modular design allows for a cleaner setup, reducing cable clutter in your PC case. With a 10-year warranty, this unit promises durability and long-term reliability, making it a solid choice for building or upgrading a gaming rig.

Features & Benefits

The NZXT E850 power supply is packed with features that make it an excellent choice for demanding gaming systems. It boasts 80 Plus Gold efficiency, which reduces energy waste and helps keep electricity costs down. The 0 dB silent operation mode ensures that the fan remains off under light loads, making it ideal for quiet gaming environments. This PSU also includes digital voltage monitoring through CAM software, giving users real-time performance insights and temperature tracking for optimal system stability.

Best For

This power supply is best suited for gamers building or upgrading high-performance systems with single or multi-GPU setups. Its quiet operation and energy efficiency also make it a great choice for users who value a silent PC, particularly for long gaming sessions. Enthusiasts looking for long-term durability and reliable performance will appreciate the 10-year warranty. Additionally, the fully modular design makes it perfect for PC builders seeking a tidy, organized system with efficient cable management.

User Feedback

Users generally praise the NZXT E850 for its silent performance, especially during intense gaming sessions where the fan stays off under low power use. Many appreciate the modular design, which simplifies installation and helps keep cables organized. The build quality and longevity are frequently highlighted in reviews, with users noting the solid construction and peace of mind provided by the 10-year warranty. However, some buyers mention that the price may be a consideration for those on a tighter budget, although the features justify the investment.

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Pros

  • This power supply offers excellent <b>energy efficiency</b> with its 80 Plus Gold certification, keeping electricity costs low over time.
  • Users appreciate the <b>fully modular design</b>, which makes cable management easier and reduces clutter in custom PC builds.
  • The <b>10-year warranty</b> provides peace of mind, especially for high-end builds that demand long-term reliability.
  • Silent operation under light loads is a standout feature, with the PSU switching to a <b>0 dB mode</b> under 100W.
  • Many gamers report a stable and consistent power delivery, making it ideal for <b>multi-GPU setups</b> and demanding systems.
  • Installation is hassle-free, with most users highlighting the ease of setup thanks to the modular cables and clear instructions.

Cons

  • The price is a significant concern for budget-conscious buyers who may find similar options at lower prices.
  • Some users find the <b>noise</b> level slightly higher than expected under load, especially in ultra-quiet environments.
  • The large size and weight could be problematic for <b>smaller cases</b> or compact builds with limited space.
  • Despite its quiet operation in light use, some users report the fan ramping up during gaming sessions, which can be noticeable in quiet settings.
  • Not all users need the extra <b>modular cables</b>, with some feeling it adds unnecessary complexity to simpler systems.
  • For some, the <b>overbuilt features</b> like high efficiency and extra protection may not justify the cost if their system doesn’t need them.

Ratings

After analyzing verified user reviews from multiple platforms and languages, the NZXT E850 850W ATX Gaming Power Supply stands out for its reliable performance and long-term durability. Feedback reflects a strong appreciation for its quiet operation, easy installation, and high energy efficiency, with only a few mentions of its price being a consideration for budget-conscious buyers. Our ratings are based on authentic, high-quality feedback, ensuring both strengths and pain points are represented across a diverse range of user experiences worldwide.

Energy Efficiency
92%
Many users praise the high energy efficiency of this unit, particularly the 80 Plus Gold certification, which translates to lower electricity bills and a more eco-friendly setup. The power supply ensures that it consumes less power while delivering stable performance, which is a big plus for gamers and PC builders focused on energy conservation.
A few users mentioned that while energy efficiency is high, they didn’t notice a significant difference in their overall power consumption. Additionally, some buyers found that the premium price point may not justify the minor savings in electricity costs for those with less power-hungry setups.
Noise Levels
89%
The quiet operation of this PSU is often highlighted in reviews, especially the 0 dB mode that kicks in under light loads. Users who value a near-silent gaming experience find this feature especially beneficial during long sessions, as it helps to maintain a calm and distraction-free environment.
While most users are satisfied with the noise levels, some report that under heavy load, it can produce a noticeable hum or whine. This might be a concern for those who are particularly sensitive to sound, especially in ultra-quiet builds or office environments.
Build Quality
94%
Buyers frequently compliment the solid build quality, noting that the unit feels sturdy and well-engineered. The premium components, including the fluid dynamic bearing fan, contribute to a durable product that performs reliably over time. Users also appreciate the attention to detail in the design and overall finish.
A small percentage of users have pointed out that the power supply feels heavier and bulkier than expected, which could pose challenges in tight spaces or smaller PC cases. While this isn’t a major drawback, those building compact systems may need to plan for additional space.
Ease of Installation
91%
The fully modular design is often praised for simplifying cable management. Users mention that it makes installation much easier, with clean and organized cables that reduce clutter inside the case. This feature is especially appreciated by those building high-performance gaming rigs or workstations.
Some users, especially beginners, found the modular connections to be a bit tricky at first. A few reviews mention that the cables could have been labeled more clearly to avoid confusion during installation. However, this issue is generally resolved once users get the hang of it.
Warranty & Reliability
93%
The 10-year warranty is a major selling point for users who prioritize long-term reliability. Many reviews highlight that this extended coverage gives them peace of mind, knowing that they are protected against defects or failure over the long term. This reassurance is valued by gamers and professionals alike.
Despite the warranty, some buyers expressed concerns about the possibility of needing a replacement after several years of use. A few reviews note that while the warranty is a nice perk, there is always a risk with high-performance components, and no PSU is entirely immune to issues over time.
Price to Performance
85%
The power supply offers strong performance relative to its price point, with many buyers noting that it delivers great value considering its build quality, efficiency, and modular design. Users feel they are getting a lot of features without overpaying for premium branding.
Some users have mentioned that the price could be a bit high for those on a tight budget, especially when comparing it to other models with similar specs. While it's clearly a high-quality product, the premium cost may be a barrier for casual users or budget-conscious buyers.
Compatibility with Components
88%
The PSU is compatible with a wide range of modern components, including PCIe 5.0 and ATX 3.0 systems. This ensures that users can build future-proof rigs without worrying about compatibility issues. It is especially favored by users who plan to use high-end GPUs or multi-GPU setups.
While compatibility is generally strong, a few users with older PC setups found that the power cables could be too short for their needs. Additionally, some report that while it's great for modern builds, older systems might not need all the features and connectors, leading to some unused cables.
Cooling & Thermal Performance
87%
Users appreciate the efficient cooling system, with reports noting that the 120mm fan operates quietly while keeping the unit cool during extended gaming or work sessions. This thermal efficiency contributes to the overall longevity and reliability of the product.
A handful of reviews mention that under heavy load, the PSU can still generate noticeable heat. While the fan helps to mitigate this, users in very warm environments might need to consider additional cooling solutions to maintain optimal performance.
Modular Design & Cable Management
90%
The fully modular design is frequently praised for providing a neat and organized setup, especially for users who value clean cable management. With only the necessary cables connected, users can keep their PC cases tidy and improve airflow.
Though the modular cables are a big positive, some users feel that the cable length options are not always ideal for larger cases. A few have mentioned that certain cables could be a bit longer to better reach distant components in bigger builds.
User Support
80%
20%
Some users found the customer support for this power supply to be helpful, especially when dealing with warranty-related issues. Response times are reported as generally prompt and courteous, providing a sense of security to buyers.
A number of users have mentioned that they faced delays in response times and were frustrated by the lack of thorough troubleshooting for technical issues. While the majority were satisfied, these isolated cases suggest there’s room for improvement in terms of customer service.
Size & Form Factor
86%
The compact form factor allows the power supply to fit in most ATX-compatible cases, making it versatile for different builds. This size also helps improve airflow in smaller cases, which is essential for maintaining cooler temperatures in high-performance systems.
A few buyers noted that while the size is suitable for most setups, it can still feel a bit bulky in tight or compact cases. Those with smaller chassis or non-standard builds may need to check dimensions before purchasing to ensure compatibility.
Noise under Load
91%
The unit performs exceptionally well under load, with most users finding the noise levels to be minimal even during high-demand gaming or computing tasks. The fan maintains a good balance between cooling and sound, making it a solid choice for those who value quiet operation during intense use.
Despite its quiet performance under most conditions, some users have noted that it can become slightly louder under full load. While the noise isn't overwhelming, users in very quiet environments might notice the difference during extended periods of high-performance usage.

Suitable for:

The NZXT E850 850W ATX Gaming Power Supply is ideal for gamers, PC builders, and enthusiasts looking for a high-performance, energy-efficient PSU. Its 80 Plus Gold certification ensures low power consumption, making it perfect for long gaming sessions or energy-conscious users. Additionally, its fully modular design is especially beneficial for those who prioritize clean cable management and efficient airflow in their builds. The 10-year warranty adds peace of mind for those building high-end systems or future-proofing their PCs. Gamers who plan to upgrade or use multiple GPUs will also benefit from its solid build quality and reliable power delivery.

Not suitable for:

This power supply may not be the best choice for budget-conscious users or those with minimal PC requirements. The relatively high price point could be a barrier for users who are building more entry-level systems or working with less demanding components. Additionally, while the modular design is a strong feature for many, it may be overkill for users who don’t need the flexibility or for those with smaller cases, where space could be an issue. Finally, users in extremely quiet environments might find the PSU's fan noise under load a minor inconvenience, especially in systems where ultra-quiet performance is critical.

Specifications

  • Wattage: Provides 850W of continuous power, suitable for high-performance gaming and multi-GPU systems.
  • Form Factor: ATX form factor, ensuring compatibility with a wide range of standard PC cases.
  • Efficiency: 80 Plus Gold certification for enhanced energy efficiency, reducing power loss and operating costs.
  • Modular Design: Fully modular design allows users to connect only the cables needed, reducing cable clutter.
  • Cooling Method: Air-cooled with a 120mm fan, providing efficient heat dissipation for high-load scenarios.
  • Noise Level: Operating at 32.3 dBA under load, offering a relatively quiet experience for gaming and daily use.
  • Temperature Range: Operates within a temperature range of 0 to 50°C, ensuring stable performance in various environments.
  • Warranty: Includes a 10-year warranty, offering long-term reliability and peace of mind for users.
  • Digital Monitoring: Supports digital voltage and temperature monitoring via NZXT's CAM software for real-time system tracking.
  • Over-Current Protection: Onboard Digital Signal Processor (DSP) enhances over-current protection, safeguarding sensitive components.
  • Compatibility: Fully compatible with PCIe 5.0 and ATX 3.0 standards, ensuring future-proofing for high-end builds.
  • Dimensions: Compact size of 5.9 x 5.9 x 3.39 inches, suitable for most ATX-compatible cases.
  • Input Rating: Supports a wide input range of 100-240V, allowing use in various regions with different power systems.
  • Weight: Weighs approximately 5.95 lbs, typical for high-performance power supplies of this wattage.
  • Fan Bearing Type: Features Fluid Dynamic Bearing (FDB) technology in the 120mm fan, ensuring smooth and quiet operation.
  • Build Quality: Constructed with high-quality components to ensure durability and long-lasting reliability.
  • Price Consideration: Premium pricing is justified by its features, such as high efficiency, modular design, and long warranty.
  • Safety Features: Equipped with multiple safety protections, including over-voltage, over-power, and short-circuit protection.

FAQ

The NZXT E850 is designed specifically for gaming systems, providing a stable 850W power output with 80 Plus Gold efficiency. It also features a fully modular design for clean cable management, which is especially useful for gaming PCs with multiple GPUs. Plus, its silent operation mode under light loads ensures a quieter experience during extended gaming sessions.

The NZXT E850 power supply is compatible with most modern builds that use ATX form factor cases. It supports PCIe 5.0 and ATX 3.0 standards, making it a good fit for both current and future gaming systems. However, check your case dimensions and make sure it can accommodate the PSU's size (5.9 x 5.9 x 3.39 inches) before purchasing.

The fully modular design of the NZXT E850 means that you only connect the cables you need for your build, reducing unnecessary clutter. This makes it easier to maintain airflow inside your case and keeps the build looking cleaner. It also simplifies the installation process, as you don’t have to manage extra cables.

The 0 dB mode in the NZXT E850 activates when your power consumption is under 100W, meaning the fan remains off. This results in completely silent operation, which is ideal for low-load scenarios, such as browsing or working on non-demanding tasks. It helps maintain a quiet environment, particularly important for users who prefer silence during everyday use.

You can monitor key parameters like voltage and temperature using the CAM software provided by NZXT. This software offers real-time digital monitoring, which helps ensure that your system is running efficiently. It's particularly useful for keeping track of system health and identifying any potential issues with power delivery.

The NZXT E850 comes with a generous 10-year warranty, providing long-term peace of mind. This extended warranty is a key selling point, especially for enthusiasts who invest in high-performance builds and want the reassurance of support and reliability for years to come.

While the NZXT E850 operates quietly during light use, some users report that the fan becomes audible under heavy loads, like gaming or stress testing. The noise level reaches about 32.3 dBA, which is relatively quiet but might be noticeable in very quiet rooms or setups.

Yes, the NZXT E850 is a great option for multi-GPU systems. It delivers 850W of stable power, which is sufficient for high-end gaming setups, even with multiple graphics cards. Its 80 Plus Gold efficiency ensures that the power is delivered efficiently, minimizing energy waste even in demanding configurations.

The NZXT E850 weighs about 5.95 lbs and has dimensions of 5.9 x 5.9 x 3.39 inches. While it is relatively compact for its wattage, users with smaller cases might need to ensure there is enough room for the PSU. Its weight might also be a consideration for users looking to optimize weight in portable or compact builds.

While the NZXT E850 offers high-end features like a 10-year warranty and 80 Plus Gold efficiency, its price point may be higher than what some budget builders are willing to spend. If you’re on a tight budget, this power supply might be an over-investment unless you plan to build a system that will benefit from its longevity and efficiency.