Introducing the 11 Best CPU Power Supply for 2023! As technology continues to advance, ensuring a reliable and efficient power supply for your CPU becomes increasingly important. The right CPU power supply can enhance the overall performance and lifespan of your computer system. In this guide, we will explore the top 11 options for CPU power supplies that are projected to dominate the market in 2023. From high-wattage models suitable for intense gaming and demanding tasks to energy-efficient solutions perfect for everyday use, these power supplies are carefully selected to meet the diverse needs of computer enthusiasts. Join us as we dive into the details of these top-rated CPU power supplies and make an informed decision for your future upgrade.
Overall Score: 8.5/10
The Corsair RM850x (2021) Fully Modular ATX Power Supply is a high-performance power supply unit that offers reliable and efficient power delivery. With a 135mm ML fan for low noise, Japanese capacitors for stability, and a modular design for easy cable management, this power supply provides an excellent solution for high-performance systems. It supports modern standby sleep mode and features zero RPM fan mode for near-silent operation. With a ten-year warranty and 80 PLUS Gold certification, the Corsair RM850x (2021) is a premium power supply option for computer enthusiasts.
Key Features
- Fully modular design for easy cable management
- 135mm ML fan for low noise
- Japanese capacitors for stability
- Supports modern standby sleep mode
- Zero RPM fan mode for silent operation
Specifications
- Color: Black
- Dimension: 6.30Lx5.91Wx3.39H
- Size: 850W
Pros
- Reliable power delivery
- Low noise operation
- Modular design for easy cable management
- Supports modern standby sleep mode
Cons
- Expensive
- Side connectors may not fit all cases
- Some customers received used products
The Corsair RM850x (2021) Fully Modular ATX Power Supply offers reliable and efficient power delivery for high-performance systems. With its fully modular design, low noise operation, and support for modern standby sleep mode, this power supply provides a great solution for computer enthusiasts. However, it is on the expensive side and some customers have reported receiving used products. Overall, if you’re looking for a premium power supply with excellent performance and easy cable management, the Corsair RM850x (2021) is worth considering.
Overall Score: 7.8/10
The Apevia ATX-PM650W Premier is a 650W 80+ Gold certified active PFC ATX semi-modular gaming power supply with 366 RGB light modes. It features a semi-modular design for easy cable management and a 135mm RGB fan with 366 RGB light modes for customizable lighting. With heavy-duty protections and double forward converter design, it ensures reliable performance and efficient power delivery. The power supply supports ATX 12V 2.3 version, dual/quad core CPUs, SLI/Crossfire/Haswell, and comes with a large Japanese capacitor. The Apevia ATX-PM650W Premier is a budget-friendly option with great value for gaming enthusiasts and people on a budget.
Key Features
- 650W 80+ Gold Certified Active PFC ATX Gaming Semi-Modular Power Supply
- Semi Modular Design Supports Cable Management
- Auto-Thermally Controlled 135mm RGB Fan with 366 RGB Light Modes
- Heavy Duty Protections: Short-Circuit/ Over-Voltage/ Over-Power/ Under-Voltage Protections
- Supports ATX 12V 2.3 Version and Dual/Quad Core CPUs
Specifications
- Dimension: 6.20Lx5.90Wx3.40H
- Size: 650W
Pros
- Budget-friendly price
- Supports cable management
- Customizable RGB lighting
- Reliable performance
- Efficient power delivery
Cons
- Unattractive design
- Limited number of SATA connectors
- Wired cables can be tangled
The Apevia ATX-PM650W Premier is a budget-friendly gaming power supply that offers great value for its price. With its semi-modular design, customizable RGB lighting, and reliable performance, it is a suitable option for gaming enthusiasts and those on a budget. While it may not have the most attractive design and could use more SATA connectors, it still delivers efficient power delivery and supports cable management. Overall, the Apevia ATX-PM650W Premier is a solid choice for users looking for an affordable and reliable power supply for their gaming setup.
Overall Score: 8.5/10
The Apevia SPIRIT600W Spirit 600W ATX Power Supply is a reliable and efficient power supply perfect for gaming or resource-intensive tasks. With its black sandblasted casing and auto-thermally controlled 120mm fan, this power supply offers both style and performance. It supports various CPU configurations and features heavy-duty protections to ensure safety. The Apevia SPIRIT600W Power Supply comes with multiple connectors for easy installation and offers a single 12V output for higher power usage. Overall, this power supply is an affordable option that delivers reliable performance and protection.
Key Features
- Supports Dual/Quad/Multi-core CPUs
- Auto-thermally controlled 120mm black fan
- +3.3V@16A, +5V@20A, +12V@45A, -12V@0.5A, +5VSB@2.5A
Specifications
- Dimension: 6.30Lx5.91Wx3.35H
Pros
- Reliable performance
- Affordable price
- Multiple connectors for easy installation
- Heavy-duty protections for safety
Cons
- Not powerful enough to support 10+ HDDs
- Mo Bo cable is too short
The Apevia SPIRIT600W Spirit 600W ATX Power Supply offers excellent performance and reliability at an affordable price. It is perfect for gaming or resource-intensive tasks, supporting various CPU configurations. The power supply features a sleek black casing and an auto-thermally controlled 120mm fan for optimal cooling. With its heavy-duty protections, it ensures the safety of your components. Although it may not be powerful enough to support a large number of HDDs, it still provides ample power for most setups. The Apevia SPIRIT600W is a solid choice for those looking for a reliable and budget-friendly power supply.
Overall Score: 9/10
The CPU 8 Pin Splitter ATX CPU 8 Pin Female to Dual 8(4+4) Pin Male EPS 12V is a handy cable that expands the capabilities of your power supply to meet the higher demand of server and overclocking motherboards. It is specifically designed for motherboards with CPU 8 pin, CPU 8+4 pin, or dual CPU 8 pin EPS 12V connectors. With a cable length of 9 inches and genuine copper cores, this cable ensures reliable power delivery. The cable splitter features a female end to connect to the power supply's CPU power connector, and two male ends to plug into the motherboard. It comes in exclusive packaging and is available in black and yellow color. Overall, this splitter cable is a great solution to power demanding motherboards.
Key Features
- Connector 1- standard CPU 8 pin EPS-12V female (connect to power supply 8 pin EPS)
- Connector 2 – 2x EPS-12V 8(4+4) pin male (connect to Motherboard 8(4+4) pin EPS)
- Expand power supply capabilities for higher demand motherboards
- 9 inches cable length with genuine new copper cores
- Supplied in exclusive packaging of the manufacturer
Specifications
- Color: Black and yellow
Pros
- Great for RYZEN boards with 8+4 pin requirement
- Works as described, no issues
- A must-have for PC motherboards with dual CPU power connectors
- Good quality and perfect fit
- Allows connection to both the 8 pin and 4 pin EPS ports
Cons
- Cable length may be too short for top-mounted PSUs
- Cable could have better aesthetics with full wrapping
- Price may be a bit high for the functionality
- Limited availability of power supplies with multiple CPU power connections
The CPU 8 Pin Splitter ATX CPU 8 Pin Female to Dual 8(4+4) Pin Male EPS 12V is a reliable and efficient solution for powering motherboards with high demand. Its compatibility with RYZEN boards and support for dual CPU power connectors make it a go-to choice for enthusiasts and overclockers. While the cable length and aesthetics could be improved, the cable’s functionality and quality are commendable. However, the limited availability of power supplies with multiple CPU power connections may restrict its usage in some setups. Overall, the splitter cable is highly recommended for users looking to expand their power supply capabilities for demanding motherboards.
Overall Score: 8/10
The Molex LP4 Male ATX Power Supply to CPU 8(4+4) Pin EPS-12V Converter Adapter Cable by TeamProfitcom is a versatile accessory that allows you to convert a molex 4 pin male connector from your ATX power supply into an EPS-12V 8 pin(4+4) male connector, providing compatibility with your motherboard. Made with high-quality UL 1007-18AWG material and measuring 20 inches in length, this braided sleeved cable is designed specifically for motherboards and does not work with graphics cards. With its black color and slim flexing cable design, it offers both practicality and aesthetics. Customers have praised its performance, functionality, and durability, making it a reliable choice for computer enthusiasts.
Key Features
- Connector 1 : 4 Pin (actual 3 pin) molex ( connects to ATX Power Supply)
- Connector 2 : CPU 8(4+4) Pin (connects to motherboard)
- Allowing you to convert molex 4 pin male to EPS-12V 8 pin(4+4) male.
- Material: UL 1007-18AWG
- Length:20 inches
- ATTENTION PLEASE :This adapter is only designed for motherboard, does not work with graphics cards
Specifications
- Color: Black
Pros
- Great Molex to CPU Splitter!
- Slim flexing cable!
- Configuration!
- Works as Advertised!
- Better quality than cheap e Bay alternative!
- Good quality!
- Works great.!
- Totally got the job done!
- Exactly what I needed!
- Fits well!
Cons
- CPU 8 PIN!!!! For the intended purpose, this works great, but make sure you know its a 4+4 CPU 8 Pin connector, so there's a chance you won't be able to use this to adapt to molex. Quality is great, only issue I had was the yellow cables inside, I'd prefer black, but it is shown to be yellow so can't complain. Great if you know what it's meant for, great for overvolting your system if not.
Overall, the Molex LP4 Male ATX Power Supply to CPU 8(4+4) Pin EPS-12V Converter Adapter Cable by TeamProfitcom is a top-notch choice for those in need of converting molex to EPS-12V connectors. It offers great functionality, high-quality build, and a sleek design. The cable length of 20 inches provides flexibility in setup, and the braided sleeving adds durability and visual appeal. While it may not work with graphics cards, it excels in its intended purpose and has received positive reviews from satisfied customers. If you’re looking for a reliable and efficient solution for motherboard compatibility, this adapter cable is worth considering.
Overall Score: 9/10
The Fpz-bd 2 Pack 8inch Power Adapter is a convenient solution for connecting an older power supply to a new motherboard. It extends the connection between the existing power supply and the P4 connection on the motherboard. With the 4-pin female to 8-pin male ATX EPS 12V extension cable, you can easily connect an older power supply that only has a 4-pin connector to a new motherboard with an 8-pin CPU power connector. It helps with cable management in bottom mount computers and ensures guaranteed reliability with a lifetime warranty. The cable features a durable construction and is designed to provide a hassle-free installation. No need to buy another power supply when you can make use of this converter cable. Overall, it is a great product that does exactly what it needs to do.
Key Features
- Extends the connection between power supply and motherboard
- Connects an old power supply to a new motherboard
- Aids cable management in bottom mount computers
- 4-pin female to 8-pin male ATX EPS 12V conversion
- Guaranteed reliability with a lifetime warranty
Specifications
- Color: 2
- Size: 8
Pros
- Works perfectly for connecting old power supply to new motherboard
- Durable construction and hassle-free installation
- Lifetime warranty for guaranteed reliability
Cons
- Does not match color scheme
- May not be compatible with all power supplies and motherboards
The Fpz-bd 2 Pack 8inch Power Adapter is a reliable and practical solution for those looking to connect an older power supply to a new motherboard. With its sturdy construction and hassle-free installation, it ensures a seamless connection and cable management. The lifetime warranty adds to its appeal, providing peace of mind to users. However, the color may not match the overall aesthetics of the build, and compatibility should be checked beforehand. Overall, this power adapter offers great value and convenience, making it a recommended choice for individuals in need of a 4-pin to 8-pin ATX EPS 12V extension cable.
Overall Score: 8/10
The Redragon PSU007 80+ Gold 850 Watt ATX Fully Modular Power Supply is a high-quality power supply that offers excellent reliability and durability. It features 80 Plus Gold Certification for cooler case temperature, higher energy efficiency, and less noise. Equipped with 100% Japanese Capacitors, it provides great performance and stability. The power supply also comes with an RGB Low Noise Smart-ECO 0 RPM Fan that only starts spinning when the temperature reaches 60℃, ensuring a quiet operation. With its compact 160mm size, it offers better chassis compatibility and allows for tidy cable management. The Redragon PSU007 is compatible with high-performance NVIDIA graphics cards and comes with flat fully modular cables for improved airflow and efficiency.
Key Features
- 80 Plus Gold Certification for cooler case temperature, higher energy efficiency, and less noise
- Built with 100% Japanese Capacitors for reliability and durability
- Zero RPM Mode fan for smart quiet operation
- 160mm Compact Size for better chassis compatibility and cable management
- Up to 9 RGB Modes for customizable backlighting
- Mainstream LLC resonant + DC-DC structure for stability and performance
- Flat Fully Modular Cables for reduced clutter and improved airflow
- Upgraded PCIe 5.0 ready and ATX 3.0 port for high-performance graphics cards
Specifications
- Size: 850 Watts
Pros
- High-quality build and reliable performance
- Compact size and tidy cable management
- Customizable RGB backlighting
- Great compatibility with high-performance graphics cards
- Efficient and quiet operation
Cons
- No opening on the bottom for cooling
- Limited control over RGB lighting
- Some users reported issues with SATA power connectors
The Redragon PSU007 80+ Gold 850 Watt ATX Fully Modular Power Supply is a solid choice for PC builders looking for a reliable and efficient power supply. It offers great compatibility with high-performance graphics cards and features a compact design for better chassis compatibility. The RGB backlighting adds a touch of style to your build, although control options are somewhat limited. While some users have reported issues with the SATA power connectors, overall, the PSU provides excellent performance and stability. With its high-quality build and silent operation, the Redragon PSU007 is a worthwhile investment for any gaming or workstation setup.
Overall Score: 8/10
The Longdex ATX Plug CPU Power Adapter Cable is a essential cable for ATX power supply. It extends the connection between the power supply and the 12V ATX power connection on the motherboard. With a 4-pin P4 male header and a 4-pin P4 female header, as well as a latch for secure connection, this extension cable ensures a reliable and stable power delivery. It is commonly used to connect an old power supply to a new motherboard in a bottom-mounted computer case. With a cord length of 20cm/8 inches and a weight of 10g per cable, this pack of 4PCS cables provides flexibility and convenience for various setups and installations.
Key Features
- Extends connection between power supply and motherboard
- Connects 12V ATX power supply to motherboard CPU power
- Ideal for connecting old power supply to new motherboard
- 4-pin P4 male header and 4-pin P4 female header
- Latch for secure connection to prevent accidental disconnection
Specifications
- Color: Black
Pros
- Provides flexibility for power supply connections
- Sturdy construction with a secure latch
- Convenient 8-inch cord length
- Lightweight and easy to install
Cons
The Longdex ATX Plug CPU Power Adapter Cable offers a practical solution for extending the power supply connection in computer setups. With its sturdy construction and secure latch, it ensures a reliable and stable power delivery to the motherboard. The 8-inch cord length provides flexibility for various installation requirements, and the lightweight design makes it easy to handle. Whether you need to connect an old power supply to a new motherboard or simply require an extension for your CPU power connection, this cable offers convenience and efficiency. Overall, it is a reliable and affordable solution for your computer power needs.
Overall Score: 8.5/10
Upgrade your computer's power supply cables with the Asiahorse 16AWG Pro Power Supply Sleeved Cable. These high-quality cables are designed for double CPU motherboards and feature a unique gold-plated terminal for added durability. With UL1015 16AWG wire, these cables can support higher current output and eliminate the problem of power cords getting hot. The 30cm length and white color allow for easy installation and a sleek look inside your computer chassis. Choose from a variety of colors to match your computer host and make your PC unique. These cable extensions must be plugged into the existing cables of the modular power supply and are not meant to replace them directly.
Key Features
- Support Double CPU Motherboard
- Gold-Plated Terminal
- Upgraded 16AWG
- Ultra High Quality Assurance
Specifications
- Color: White
Pros
- Supports double CPU motherboards
- Durable gold-plated terminals
- Higher current output with 16AWG wire
- Various colors available for customization
Cons
- May cause compatibility issues with certain GPUs
- Only includes 3 PCIE cables
The Asiahorse 16AWG Pro Power Supply Sleeved Cable is a great option for upgrading your computer’s power supply cables. With its support for double CPU motherboards and high-quality construction, it provides a reliable and aesthetically pleasing solution. The gold-plated terminals and UL1015 16AWG wire ensure durability and efficient power delivery. While it may have some limitations, such as potential compatibility issues with certain GPUs and the inclusion of only 3 PCIE cables, overall it offers a great value for its price. Whether you’re looking to improve cable management or customize the look of your PC, these cable extensions are worth considering.
Overall Score: 8.5/10
The Thermaltake Toughpower GF1 650W Power Supply is a high-quality, reliable power supply that delivers excellent performance for your PC. With its 80+ gold certification and Intel C6, C7 States compatibility, it offers up to 90% efficiency and maximum energy savings. The ultra quiet 140mm hydraulic bearing fan ensures superior cooling and near silent operation. The smart zero fan technology adjusts the fan speed based on power consumption, resulting in a quiet and efficient operation. This power supply also features 16AWG wires, Japanese capacitors, strict voltage regulation, and high amperage single plus12V rail for stable and reliable power delivery. With industrial protections in place, it ensures the safety of your components. The Toughpower GF1 650W comes with a 10-year warranty for added peace of mind.
Key Features
- 80+ gold and Intel C6, C7 States ready
- Ultra quiet 140mm hydraulic bearing fan
- Smart zero fan
- 16AWG wires
- Japanese capacitors
- Zero cable platform
- <30 m V low ripple noise
- Strict voltage regulation
- High amperage single plus12V rail
- Industrial protections
Specifications
- Color: Black
- Dimension: 13.78Lx13.78Wx10.43H
- Size: 650W
Pros
- High efficiency and energy savings
- Quiet and near silent operation
- Stable and reliable power delivery
- 10-year warranty
Cons
- SATA power cables lack dual and shorter options
- Limited EPS cable length for full-size ATX cases
- Only 90° SATA cable connectors
The Thermaltake Toughpower GF1 650W Power Supply is a solid choice for PC builders looking for a reliable and efficient power supply. With its 80+ gold certification, it offers excellent energy savings and performance. The ultra quiet fan and smart zero fan technology ensure a quiet and efficient operation. The high-quality components and strict voltage regulation provide stable and reliable power delivery to your components. While there are some minor drawbacks, such as limited cable options, overall, the Toughpower GF1 650W offers great value for its price. With a 10-year warranty, you can trust in its durability and longevity. Get this power supply and enjoy efficient and reliable power for your PC build.
Overall Score: 9/10
Upgrade your power supply cables with the ASIAHORSE PSU Cable Extension Power Cords. This extension cable kit includes various cables and combs to enhance the appearance and functionality of your computer. The cables are made with 16AWG pure copper tinned wire for improved conductivity and heat resistance, making your power supply safer and more stable. With a triple-layer sleeved design, these cables are both flexible and durable. The kit also comes with two sets of combs to help with cable management. Overall, the ASIAHORSE PSU Cable Extension Power Cords are a high-quality solution to make your computer setup look sleek and organized.
Key Features
- Pc Cable Extension Kit (ATX/Motherboard, EPS/CPU, PCI-e/GPU)
- Upgraded 16AWG pure copper tinned wire for heat resistance
- Triple layer sleeved design for flexibility and durability
- Includes two sets of combs for cable management
- Focus on raw materials quality management and service life
Specifications
- Color: White
Pros
- Improves aesthetic of power supply cables
- Easy installation and cable management
- Flexible and durable design
- High-quality materials
- Comes with two sets of combs
Cons
- Only one 8-pin CPU connector included
- Not enough 8-pin connectors for some builds
- Clips may arrive broken
- Can result in voltage drops over time
The ASIAHORSE PSU Cable Extension Power Cords offer a great solution for upgrading your power supply cables. With their upgraded 16AWG construction, triple-layer sleeved design, and included cable combs, these cables provide both functionality and style. While there may be some limitations in terms of included connectors and possible clip issues, overall, these extension cords are a reliable and affordable option. They have received positive customer ratings and reviews, showcasing their quality and performance. If you’re looking to enhance the appearance and organization of your computer setup, the ASIAHORSE PSU Cable Extension Power Cords are a worthy choice.
Buyer's Guide: CPU Power Supply
Choosing the right CPU power supply is crucial to ensure the stability and performance of your computer system. Whether you are building a new PC or upgrading an existing one, it's important to understand the factors to consider when selecting a CPU power supply. This comprehensive buyer's guide will provide you with all the necessary information to make an informed decision.
Factors to Consider
When shopping for a CPU power supply, keep the following factors in mind:
- Wattage: Determine the power requirements of your CPU and other components to select a power supply with sufficient wattage. Consider future upgrades and allow for some headroom.
- Efficiency: Look for power supplies with high efficiency ratings, such as 80 PLUS certifications. Higher rated power supplies are more energy-efficient, resulting in reduced heat generation and lower electricity bills.
- Form Factor: Ensure that the power supply you choose matches the form factor of your computer case. The most common form factors are ATX, Micro ATX, and Mini ITX.
- Modularity: Consider modular power supplies that allow you to connect only the necessary cables, minimizing clutter and improving airflow within your system.
- Rails and Connectors: Check the number of +12V rails and the availability of connectors for your components, such as graphics cards, drives, and peripherals.
- Fan Size and Noise: Look for power supplies with larger fans, as they tend to be quieter and provide better cooling. Consider the noise level of the power supply, especially if noise is a concern for you.
- Brand and Reputation: Stick to reputable brands known for their quality and reliability. Research customer reviews and ratings to ensure you choose a reliable power supply.
Frequently Asked Questions about 11 Best CPU Power Supply for 2023
Insufficient wattage may cause system instability, random shutdowns, or even damage to components. It’s important to choose a power supply that meets or exceeds your system’s power requirements.
Yes, you can use a power supply with higher wattage. However, it’s important to note that excessive wattage may result in increased energy consumption and higher temperatures, which can reduce the overall efficiency of your system.
Yes, the efficiency rating is important. Higher-rated power supplies are more energy-efficient, resulting in reduced heat generation and lower electricity bills. Look for power supplies with 80 PLUS certifications for optimal efficiency.
Modular power supplies allow you to connect only the necessary cables, reducing cable clutter within your computer case. This improves airflow, enhances aesthetics, and makes cable management easier.
No, power supply cables vary in terms of connectors and pin configurations. Ensure compatibility with your components by selecting a power supply that provides the necessary cables and connectors.
Use online power supply calculators or consult your component manufacturer’s specifications to determine the power requirements of your CPU, graphics card, drives, and other peripherals. Sum up these values to estimate the total power consumption.
It is recommended to strike a balance between fan size and noise level. Look for power supplies with larger fans, as they tend to be quieter and provide better cooling. Consider the noise level of the power supply to ensure it meets your preferences.
Yes, you can mix power supply brands with other components as long as they are compatible in terms of connectors and wattage. Ensure that your power supply meets the power requirements of all your components.
Yes, you can use a higher-rated power supply with an older computer system. However, ensure compatibility with the form factor of your computer case and the connectors required by your components.
Yes, it is recommended to choose a power supply with safety features such as overvoltage protection, undervoltage protection, short circuit protection, and overcurrent protection. These features help safeguard your components and prevent damage.
Most reputable power supply brands provide warranties ranging from 3 to 10 years. Consider the duration and terms of the warranty when selecting a power supply to ensure peace of mind.
