Best ATX 3 Computer Power Supply

PSU Tier List

Hey there! Looking to upgrade your power supply for your gaming PC? Well, you’ve come to the right place. In this review, we’ll be taking a closer look at three high-quality power supplies: the Corsair RM1000x Shift, the FSP Hydro PTM X PRO 1200W, and the NZXT C1200 PSU. These power supplies are designed to provide efficient and reliable power to your system, ensuring smooth and stable performance during intense gaming sessions.

Power supplies play a crucial role in any computer system, ensuring that all components receive the necessary power to function properly. Over the years, power supplies have evolved to become more efficient, modular, and compact. The benefits of owning a modular power supply, such as the Corsair RM1000x Shift, FSP Hydro PTM X PRO 1200W, or NZXT C1200 PSU, are numerous. Firstly, they allow you to only use the necessary cables, resulting in better cable management and improved airflow within your case. Additionally, modular power supplies provide the flexibility to add or remove cables as needed, making installation and upgrades a breeze.

Now, let’s dive into the details of each of these power supplies to help you make an informed decision. We’ll explore their features, efficiency ratings, connectivity options, and more. Whether you prioritize efficiency, compactness, or noise reduction, we’ll help you find the power supply that best suits your needs. So, sit back, relax, and let’s dig into the world of power supplies!

Corsair RM1000x Fully Modular ATX Power Supply – Zero RPM Fan Mode – 80 Plus Gold Efficiency – Black

Corsair RM1000x Shift Fully Modular ATX Power Supply - Modular Side Interface - ATX 3.0  PCIe 5.0 Compliant - Zero RPM Fan Mode - 105°C-Rated Capacitors - 80 Plus Gold Efficiency - Black

If you are in search of a reliable power supply unit (PSU) for your computer, the Corsair RM1000x Shift Fully Modular ATX Power Supply is an excellent option to consider. Designed for use in high-performance gaming rigs or professional workstations, this PSU is perfect for individuals who demand optimal power delivery and efficiency.

There are several reasons why we highly recommend the Corsair RM1000x Shift PSU. Firstly, it features a fully modular design with Micro-Fit PSU connectors. This means that you only need to connect the cables required by your system, leading to a cleaner and more organized build. Additionally, the modular side interface allows for convenient cable management, making installation a breeze.

We also love the fact that the Corsair RM1000x Shift is ATX 3.0 and PCIe 5.0 compliant. This ensures compatibility with the latest motherboard and graphics card technologies, allowing you to maximize your system’s potential.

The Corsair RM1000x Shift PSU is specifically designed to provide reliable and efficient power to high-performance systems. With its 80 Plus Gold efficiency rating, this power supply offers excellent energy efficiency and reduces wasted power, leading to lower energy bills.

One of its standout features is the zero RPM fan mode support. At low to medium loads, the cooling fan automatically switches off, resulting in near-silent operation. This is perfect for users who value a quiet and peaceful computing experience.

Furthermore, the Corsair RM1000x Shift is built with top-quality components, including 105°C-rated Japanese electrolytic capacitors. These premium internal components ensure unwavering power delivery, longevity, and better system stability. It is also modern standby compatible, allowing for incredibly fast wake-from-sleep times and improved low-load efficiency.

The Corsair RM1000x Shift PSU is a testament to Corsair’s commitment to producing high-quality computer components. With its sturdy build, reliable performance, and excellent power efficiency, this PSU is built to last. You can trust that your PC components will receive the best power delivery for optimal performance and longevity.

Pros:

  • Fully modular design for clean cable management
  • ATX 3.0 and PCIe 5.0 compliant for compatibility with the latest technologies
  • Zero RPM fan mode for near-silent operation
  • Premium 105°C-rated Japanese electrolytic capacitors for durability
  • Modern standby compatible for fast wake-from-sleep times and improved efficiency

Cons:

  • May be considered overkill for average power requirements
  • Higher price point compared to lower wattage models

The Corsair RM1000x Shift Fully Modular ATX Power Supply is an exceptional PSU that offers a range of features and benefits. Whether you are a hardcore gamer, content creator, or professional, this power supply will provide the reliable and efficient power your system demands. With its modular design, compatibility with the latest technologies, and high-quality components, your computer will have a rock-solid foundation for optimal performance.

Corsair RM1000x Fully Modular ATX Power Supply - Zero RPM Fan Mode - 80 Plus Gold Efficiency - Black

FSP 1200W Platinum PSU with Compact Size

FSP Hydro PTM X PRO 1200W 80 Plus Platinum Full Modular ATX 3.0 PCIe Gen 5. W/ 12VHPWR Cable Power Supply Compact Size (HPT3-1200M-GEN5)

Are you a DIY enthusiast or a passionate gamer? If so, the FSP Hydro PTM X PRO 1200W PSU might just be the perfect power supply unit for you. Designed with the needs of gamers and DIY enthusiasts in mind, this PSU delivers reliable and efficient power to support your high-performance gaming rig or custom-built PC.

There are several reasons why we can’t help but rave about the FSP Hydro PTM X PRO 1200W PSU. First and foremost, it boasts an impressive 80 Plus Platinum certification, ensuring that you get efficiency levels of at least 92% even under typical load conditions. This means that less energy is wasted as heat, helping to reduce your electricity bills while minimizing your carbon footprint.

Another standout feature of this PSU is its compact size. With its smaller footprint, it takes up less space in your PC case, giving you more flexibility when it comes to configuring your build. Whether you have a compact gaming setup or prefer a spacious case, the FSP Hydro PTM X PRO 1200W PSU will fit seamlessly into your setup.

The FSP Hydro PTM X PRO 1200W PSU is specifically designed to meet the demands of high-performance gaming and DIY enthusiasts. Its 12V single-rail design ensures stable and reliable power delivery, crucial for demanding applications such as overclocking or running multiple graphics cards.

Key features of this PSU include a fully modular cabling design, allowing you to customize your cable management for a clean and organized build. The black flat cables not only enhance the aesthetics of your PC but also provide improved airflow within your case. Additionally, the PSU features complete protection against overcurrent, overvoltage, overload, short circuit, and overtemperature, safeguarding your components from potential damage.

When it comes to quality, the FSP Hydro PTM X PRO 1200W PSU does not disappoint. It is equipped with 450V, 105°C Japanese bulk capacitors and Japanese electrolytic capacitors, ensuring longevity and stability. The 120mm fluid dynamic bearing (FDB) fan provides efficient cooling while keeping noise levels to a minimum. Furthermore, the PSU utilizes an eco semi-fanless fan control switch, allowing for silent operation when the system is under low load.

Pros:

  • 80 Plus Platinum efficiency certification for energy savings
  • Compact size for easy installation in various PC cases
  • Fully modular cabling design for customizable cable management
  • Complete protection against various electrical faults

Cons:

  • May be overkill for users with less demanding PC configurations
  • Higher price point compared to other PSU options

If you are a DIY enthusiast or a dedicated gamer looking for a high-quality, efficient, and reliable PSU, the FSP Hydro PTM X PRO 1200W PSU should be at the top of your list. Its compact size, impressive efficiency, and complete protection features make it a worthwhile investment for any performance-oriented PC build.

FSP 1200W Platinum PSU with Compact Size

Simplified Version: NZXT Gaming PC Power Supply – 1200 Watt, 80 Plus Gold Efficiency, Fully Modular, Zero Fan Mode, 10 Year Warranty

NZXT C1200 PSU - 1200 Watt Gaming PC Power Supply – ATX 3.0 – PCIe 5.0 12VHPWR Connector – 80 Plus Gold Efficiency – Fully Modular – Zero Fan Mode – Black Sleeved Cables – 10 Year Warranty – Black

The NZXT C1200 PSU is specifically designed for gaming PC setups, making it a great choice for avid gamers who demand high-performance power supply units. It is capable of providing up to 600 watts of power to PCIe 5.0 GPUs, such as the NVIDIA GeForce RTX 4090, ensuring smooth and uninterrupted gaming experiences.

The NZXT C1200 PSU stands out for its remarkable features and performance. Its ability to deliver up to 600 watts of power to high-end GPUs through a single 16-pin connector is truly impressive. This future-proof design ensures that your power supply can handle the immense power demands of next-gen GPUs, doubling the total power and tripling the GPU power when required.

The NZXT C1200 PSU is specifically designed to provide efficient and reliable power to gaming PCs. Its key features include:

  • Next-Gen Power: Delivers up to 600 watts of power to PCIe 5.0 GPUs, such as the NVIDIA GeForce RTX 4090, through a single 16-pin connector.
  • Future-Proof Design: Withstands massive power spikes from next-gen GPUs by supplying up to 2x total power and 3x GPU power when needed, ensuring compatibility with future graphics card upgrades.
  • Elite Efficiency: Boasting over 90% efficiency at 50% load, the C1200 reduces energy usage, lowering monthly costs and extending the lifespan of your PC. It only draws the exact power your system needs, minimizing wastage.
  • Silent Operation: The 135mm PWM fan with a fluid dynamic bearing ensures quiet operation, even during high loads. The Zero Fan Mode automatically shuts off the fan when the load is under 40%, resulting in total silence.
  • High-Quality Components: Constructed with all Japanese 105°C-rated capacitors, the C1200 guarantees exceptional performance, reliability, and longevity.

The NZXT C1200 PSU excels in terms of quality. Its solid construction and use of high-quality components, including Japanese capacitors, ensure excellent performance, reliability, and longevity. The PSU’s future-proof design and efficient power delivery also contribute to its overall quality, ensuring compatibility with next-gen GPUs and reducing energy waste.

Pros:

  • Impressive power delivery to high-end GPUs
  • Future-proof design to handle upcoming GPU power demands
  • Excellent energy efficiency and reduced energy wastage
  • Silent operation with Zero Fan Mode for a peaceful gaming experience
  • High-quality components for exceptional performance and longevity

Cons:

  • May be overkill for users with lower power requirements
  • Higher price point compared to lower wattage PSUs

Simplified Version: NZXT Gaming PC Power Supply - 1200 Watt, 80 Plus Gold Efficiency, Fully Modular, Zero Fan Mode, 10 Year Warranty

Comparison of Product Specifications

Corsair RM1000x Shift Fully Modular ATX Power Supply

  • Type: ATX Power Supply
  • Modularity: Fully Modular
  • Interface: Modular Side Interface
  • Compliance: ATX 3.0 & PCIe 5.0 Compliant
  • Fan Mode: Zero RPM Fan Mode Support
  • Capacitors: 105°C-Rated Japanese Electrolytic Capacitors
  • Efficiency: 80 Plus Gold Efficiency
  • Color: Black
  • Warranty: Not specified

FSP Hydro PTM X PRO 1200W 80 Plus Platinum Full Modular ATX 3.0 PCIe Gen 5

  • Type: ATX Power Supply
  • Modularity: Full Modular
  • Interface: Not specified
  • Compliance: ATX 3.0 & PCIe Gen 5
  • Fan Mode: Semi-fanless with Eco semi-fanless fan control switch
  • Capacitors: Japanese electrolytic capacitors +12V single-rail design
  • Efficiency: 80 Plus Platinum Efficiency
  • Color: Not specified
  • Warranty: Not specified

NZXT C1200 PSU – 1200 Watt Gaming PC Power Supply

  • Type: ATX Power Supply
  • Modularity: Fully Modular
  • Interface: PCIe 5.0 12VHPWR Connector
  • Compliance: ATX 3.0 & PCIe 5.0
  • Fan Mode: Zero Fan Mode
  • Capacitors: Japanese 105°C-rated capacitors
  • Efficiency: 80 Plus Gold Efficiency
  • Color: Black
  • Warranty: 10 Year Warranty
Specifications Corsair RM1000x Shift FSP Hydro PTM X PRO 1200W NZXT C1200 PSU
Type ATX Power Supply ATX Power Supply ATX Power Supply
Modularity Fully Modular Full Modular Fully Modular
Interface Modular Side Interface Not specified PCIe 5.0 12VHPWR Connector
Compliance ATX 3.0 & PCIe 5.0 Compliant ATX 3.0 & PCIe Gen 5 ATX 3.0 & PCIe 5.0
Fan Mode Support Zero RPM Fan Mode Support Semi-fanless with Eco semi-fanless fan control switch Zero Fan Mode
Capacitors 105°C-Rated Japanese Electrolytic Capacitors Japanese electrolytic capacitors +12V single-rail design Japanese 105°C-rated capacitors
Efficiency 80 Plus Gold Efficiency 80 Plus Platinum Efficiency 80 Plus Gold Efficiency
Color Black Not specified Black
Warranty Not specified Not specified 10 Year Warranty

Conclusion

Overall, the review of the Corsair RM1000x Shift Fully Modular ATX Power Supply, FSP Hydro PTM X PRO 1200W 80 Plus Platinum Full Modular ATX 3.0 PCIe Gen 5, and NZXT C1200 PSU suggests that all three products are reliable and offer excellent performance. However, there are some drawbacks that you should consider before making your purchase decision.

Corsair RM1000x Shift Fully Modular ATX Power Supply

The Corsair RM1000x Shift Fully Modular ATX Power Supply is a great option for those looking for a power supply with modular side interface and ATX 3.0 and PCIe 5.0 compliance. It features Zero RPM fan mode, 105°C-rated capacitors, and 80 Plus Gold efficiency, ensuring efficient and stable power delivery. The black color adds an attractive aesthetic to your PC build.

One drawback of this power supply is that it might not fit in smaller PC cases due to its size. Additionally, some users have reported issues with coil whine, which can be bothersome. Despite these drawbacks, the Corsair RM1000x Shift Fully Modular ATX Power Supply is recommended for gamers and PC enthusiasts who prioritize performance and efficiency.

FSP Hydro PTM X PRO 1200W 80 Plus Platinum Full Modular ATX 3.0 PCIe Gen 5

The FSP Hydro PTM X PRO 1200W 80 Plus Platinum Full Modular ATX 3.0 PCIe Gen 5 power supply is another solid choice. With its compact size and 12VHPWR cable, this power supply offers convenience and ease of installation. Its high efficiency, fully modular design, and 80 Plus Platinum certification ensure reliable and energy-efficient power delivery.

One drawback of this power supply is its price point, which might be more expensive compared to other options on the market. Additionally, it may not be suitable for budget-conscious consumers or those with larger PC cases due to its compact size. However, if you prioritize space-saving and high performance, the FSP Hydro PTM X PRO 1200W is recommended for you.

NZXT C1200 PSU

The NZXT C1200 PSU is an excellent choice for gamers and PC enthusiasts looking for a powerful and reliable power supply. With its 1200W capacity, ATX 3.0 and PCIe 5.0 compatibility, and 80 Plus Gold efficiency, this power supply delivers stable power and ensures maximum performance. The fully modular design and black sleeved cables add to its visual appeal.

One minor drawback of this power supply is that it might not be suitable for smaller PC cases due to its size. Additionally, some users have reported an occasional clicking noise when the fan mode is activated. Despite these minor issues, the NZXT C1200 PSU is recommended for those who prioritize high performance, aesthetics, and a long warranty period.

Recommendation

If you are a gamer or PC enthusiast who prioritizes performance and efficiency, the Corsair RM1000x Shift Fully Modular ATX Power Supply is an excellent option. However, if space-saving and convenience are your priorities, the FSP Hydro PTM X PRO 1200W power supply would be a better choice. Lastly, if you value high performance, visual appeal, and a long warranty, the NZXT C1200 PSU is recommended for you. Consider your specific needs and budget before making your final decision.

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