Are you searching for the perfect power supply unit for your computer setup in 2023? Look no further! In this article, we will explore 11 amazing 450 watt PSUs that are guaranteed to meet your power needs and provide exceptional performance. Whether you are a casual gamer, professional video editor, or simply a tech enthusiast, finding the right PSU is crucial for a stable and efficient system. Join us on this quest to discover the top 450 watt PSUs available on the market in 2023.
Overall Score: 8/10
The ASUS TUF GAMING 450W Bronze PSU is a high-quality power supply unit that offers reliable performance for gaming setups. It features an Axial-tech fan design with Dual Ball Fan Bearings, allowing for longer blades and increased air pressure. With 0dB Technology, you can enjoy a quiet gaming experience. The PSU has an 80 Plus Bronze Certification and comes with an 80cm 8-pin CPU connector. It also boasts a 6-year warranty for added peace of mind. With Military-grade Certification for critical capacitors and chokes, this PSU ensures durability and efficiency. Overall, the ASUS TUF GAMING 450W Bronze PSU is a solid choice for gamers seeking a dependable power supply.
Key Features
- Military-grade Certification
- Axial-tech fan design
- Dual Ball Fan Bearings
- 0d B Technology
- 80 Plus Bronze Certification
- 80cm 8-pin CPU connector
- 6-year warranty included
Specifications
- Dimension: 5.90Lx5.90Wx3.40H
- Size: 450W
Pros
- High-quality and durable construction
- Quiet operation with 0d B Technology
- Reliable performance for gaming setups
- 6-year warranty for added peace of mind
Cons
- Some users reported coil noise
- Possible issues with failure and customer support
The ASUS TUF GAMING 450W Bronze PSU is a solid choice for gamers seeking a reliable and efficient power supply. With its Military-grade Certification and high-quality components, it offers durability and performance. The Axial-tech fan design and 0dB Technology ensure quiet operation, while the 80 Plus Bronze Certification guarantees efficiency. The 6-year warranty provides added peace of mind. However, some users have reported coil noise, and there have been concerns about failure and customer support. Overall, if you’re looking for a dependable power supply for your gaming setup, the ASUS TUF GAMING 450W Bronze PSU is worth considering.
Overall Score: 8.2/10
The Thermaltake Toughpower GF3 850W is a high-quality power supply that is fully compatible with Intel PSDG ATX 3.0 specifications. It is PCIe Gen 5.0 ready and features 100% high-quality Japanese capacitors. With a fully modular low-profile flat cable design and an ultra-quiet smart zero fan, this power supply ensures optimal performance and quiet operation. The Thermaltake Toughpower GF3 850W comes in a sleek black color and has a dimension of 6.30Lx5.90Wx3.40H. With its 80+ Gold certification and SLI/Crossfire readiness, this power supply is perfect for high-performance gaming setups. It also comes with a 10-year warranty for added peace of mind.
Key Features
- Fully Compatible With Intel PSDG ATX 3.0 Specifications
- PCIe Gen 5.0 Ready
- 100% High Quality Japanese 105°C/221°F Capacitors
- Fully Modular Low-Profile Flat Cable
- Ultra Quiet Smart Zero Fan
Specifications
- Color: Black
- Dimension: 6.30Lx5.90Wx3.40H
- Size: 850W
Pros
- High-quality components
- Quiet operation
- Fully modular design
- 10-year warranty
Cons
- Stiff cables
- Missing cables in some packages
The Thermaltake Toughpower GF3 850W power supply offers excellent performance and reliability. Its compatibility with ATX 3.0 and PCIe 5.0 ensures that it can handle the power requirements of the latest computer components. The fully modular design and smart zero fan make it easy to install and ensure quiet operation. While the cables can be a bit stiff, they deliver stable power even at high loads. The only downside is that some packages may have missing cables, which is a quality control issue. Overall, the Thermaltake Toughpower GF3 850W is a solid choice for gamers and PC enthusiasts who need a high-quality power supply.
Overall Score: 8/10
The PSU for ATX 450W Power Supply SSP-450RT is a reliable and efficient power supply for your computer and technology needs. With a power output of 450W, it provides ample power for high-performance components and supports the ATX form factor. The SSP-450RT is designed with quality in mind, ensuring stable and consistent power delivery. It features a compact and quiet design, making it perfect for small form factor builds. The power supply is also equipped with overvoltage, overcurrent, and short circuit protection, ensuring the safety of your system. With its affordable price and excellent performance, the PSU for ATX 450W Power Supply SSP-450RT is a great choice for budget-conscious users.
Key Features
- 450W power output
- ATX form factor support
- Compact and quiet design
- Overvoltage, overcurrent, and short circuit protection
Specifications
Pros
- Reliable and efficient power delivery
- Suitable for high-performance components
- Affordable price
- Provides safety features for your system
Cons
- Lack of detailed specifications
- May not be compatible with all systems
The PSU for ATX 450W Power Supply SSP-450RT is a solid choice for users seeking a reliable and affordable power supply. Its 450W power output is sufficient for most systems and provides stable power delivery. The compact and quiet design is ideal for small form factor builds. While the lack of detailed specifications may be a drawback for some users, the PSU’s affordable price and safety features make it a worthwhile investment. Overall, this power supply offers good performance and value for budget-conscious consumers.
Overall Score: 8.5/10
The Thermaltake Smart 500W 80+ White Certified PSU is a reliable powerhouse for your computer. With its 80+ White certification, it is energy-efficient and helps reduce electricity bills. It delivers a steady flow of power to ensure smooth performance during intense gaming sessions or demanding tasks. The installation is simple, thanks to its user-friendly design and clear instructions. The PSU is equipped with high-quality components and offers industry-grade protections for added safety. It operates quietly and comes with a 5-year warranty. The only downsides are that the cable length could be longer for larger PC setups and it may not provide enough power for high-end gaming builds. Overall, it is an excellent choice for mid-range gaming systems and offers great value for the price.
Key Features
- Delivers 500 Watt Continuous output at plus 40 degree
- 80 PLUS Certified with 80% efficiency under typical load
- Supports (2) PCI E 6+2pin Connectors
- Equipped with a powerful plus 12 Volt rail
- Industry-grade Protections: OPP, OVP, SCP
- High Quality Components
- 5 Year Warranty
Specifications
- Dimension: 8.90Lx4.00Wx7.00H
- Size: 500W
Pros
- Reliable and energy-efficient
- Steady power flow for smooth performance
- Easy installation with well-organized cables
- Quiet operation
- Great value for the price
Cons
- Short cable length for larger PC setups
- May not provide enough power for high-end gaming builds
The Thermaltake Smart 500W 80+ White Certified PSU is a reliable and energy-efficient choice for mid-range gaming systems. It delivers steady power, operates quietly, and is backed by a 5-year warranty. The only drawbacks are its shorter cable length and limited power output for high-end gaming builds. However, considering its affordable price, it offers excellent value for the performance it provides. Overall, if you’re looking for a dependable and cost-effective power supply unit, the Thermaltake Smart 500W PSU is a great option.
Overall Score: 7.8/10
The APEVIA VENUS450W 450W ATX Power Supply is a reliable and efficient power supply designed for computer systems. With its auto-thermally controlled 120mm fan, it ensures optimal cooling and quiet operation. It features various protections, including short-circuit, over-current, over-voltage, over-power, under-voltage, and over-temperature protections, to safeguard your system. The power supply has a 5% tolerance of 5V, 3.3V, and 12V output, providing stability for your components. It also comes with multiple connectors, making it compatible with different devices. The APEVIA VENUS450W is a budget-friendly option that delivers excellent performance for its price.
Key Features
- Apevia Venus 450W ATX Power Supply
- Auto-Thermally Controlled Black 120mm Fan
- Connectors: 1 x 20/24pin Main Power, 1 x 4pin 12V, 3 x SATA, 3 x Peripheral, 1 x Floppy
- 115/230V Switch
- 5% Tolerance of 5V, 3.3V & 12V Output
- Short-Circuit/Over-Current/Over-Voltage/Over-Power/Under-Voltage/Over-Temperature Protections
Specifications
- Dimension: 5.90Lx5.50Wx3.40H
Pros
- Excellent cooling performance
- Affordable price
- Multiple protection features
- Reliable and efficient power delivery
Cons
- Short cables limit cable management
- No PCIe connectors
- Some reports of faulty units
The APEVIA VENUS450W 450W ATX Power Supply offers good value for its price. It provides reliable power delivery and efficient cooling with its auto-thermally controlled fan. The multiple protection features ensure the safety of your system, and the 5% tolerance of the output voltages ensures stability. However, the short cables may limit cable management options, and the lack of PCIe connectors may be a drawback for some users. Additionally, there have been reports of faulty units, so it’s important to keep that in mind. Overall, if you’re on a budget and in need of a power supply that gets the job done, the APEVIA VENUS450W is worth considering.
Overall Score: 9/10
The EVGA 500 GE Power Supply is a reliable and efficient choice for computer and technology enthusiasts. With its 80 Plus Gold Rated Efficiency, this power supply ensures optimal performance with minimal energy wastage. The EVGA ECO Mode provides absolute silence, making it perfect for noise-sensitive environments. It also features a 5-year warranty, giving you peace of mind and long-term durability. Thanks to its voltage step-down capability, the power supply delivers rock-solid power stability and reduces signal noise. With its compact dimensions of 5.50Lx5.91Wx3.40H, it easily fits into various PC setups. Overall, the EVGA 500 GE Power Supply is a high-quality and reliable option for powering your computer system.
Key Features
- Absolute Silence with EVGA ECO Mode
- 80 Plus Gold Rated Efficiency
- Reliable Japanese Capacitor
- Voltage step-down for rock-solid power stability and minimal signal noise
- 5 Year Warranty
Specifications
- Dimension: 5.50Lx5.91Wx3.40H
Pros
- Efficient and reliable performance
- Silent operation with EVGA ECO Mode
- Long 5-year warranty
- Voltage step-down for stable power and reduced noise
Cons
The EVGA 500 GE Power Supply is a top-notch choice for individuals seeking an efficient and quiet power solution. With its 80 Plus Gold Rated Efficiency, it not only saves energy but also reduces unnecessary heat production. The EVGA ECO Mode ensures absolute silence, making it ideal for noise-sensitive environments such as professional workspaces or bedrooms. The reliable Japanese capacitor and voltage step-down feature guarantee stable power delivery and minimal signal noise. Additionally, the 5-year warranty provides reassurance for long-term usage. Overall, the EVGA 500 GE Power Supply delivers everything one would expect from a high-quality and reliable power supply for their computer system.
Overall Score: 9/10
The EVGA 550 BP is an 80+ Bronze certified power supply with 550W of power. It features a single 12V rail with a DC-DC converter for improved stability. It also has active power factor correction and heavy-duty protections for added safety. With a compact 120mm size, it is perfect for small cases or builds. The power supply comes with a 3-year limited warranty, ensuring reliability. Customers have praised its performance, build quality, and value for money. It is recommended for low to mid-end builds and is especially good for gaming PCs on a budget. Overall, the EVGA 550 BP offers great performance and features at an affordable price.
Key Features
- 80 PLUS Bronze certified
- Single 12V rail with DC-DC Converter
- Active Power Factor Correction
- Heavy-duty protections
- 3 Year Limited Warranty
Specifications
- Dimension: 4.70Lx5.90Wx3.40H
Pros
- High efficiency
- Compact size
- Good value for money
- Reliable performance
- Comes with 3-year warranty
Cons
- VGA pigtail cable is tight
- Lack of sufficient protection in shipping
The EVGA 550 BP is a solid power supply that offers great performance and features at an affordable price. It is highly efficient and comes with a 3-year warranty, providing peace of mind. Its compact size makes it perfect for small cases or builds. Customers have praised its reliability and value for money. The only potential drawbacks are the tight VGA pigtail cable and the lack of sufficient protection during shipping. Overall, the EVGA 550 BP is a reliable and budget-friendly option for those looking for a power supply for their low to mid-end builds.
Overall Score: 7/10
The APEVIA ASTRO450W Astro 450W ATX Power Supply is a reliable and affordable power supply option for your computer. It features a 120mm fan that is auto-thermally controlled, ensuring optimal cooling while keeping noise levels low. The power supply comes with all the necessary protections to safeguard against short-circuits, over-current, over-voltage, over-power, under-voltage, and over-temperature incidents. With a 5% tolerance of 5V, 3.3V, and 12V output, you can expect stable performance. The APEVIA ASTRO450W also offers a 115/230V switch for convenience. Its compact dimension of 5.90Lx5.50Wx3.40H makes it suitable for various computer setups. While it has received mixed reviews, it remains a popular choice for budget-conscious users.
Key Features
- Apevia Astro 450W ATX Power Supply
- Connectors:1 x 20/24pin Main Power, 1 x 4pin 12V, 3 x SATA, 3 x Peripheral, 1 x Floppy
- Auto-Thermally Controlled Black 120mm Fan. 115/230V Switch
- 5% Tolerance of 5V, 3.3V & 12V Output
- Short-Circuit/Over-Current/Over-Voltage/Over-Power/Under-Voltage/Over-Temperature Protections
Specifications
- Dimension: 5.90Lx5.50Wx3.40H
Pros
- Affordable price
- Stable performance
- Quiet operation
- All necessary protections
Cons
- Limited connectors for GPUs
- Cables come in varied colors
- Mixed reviews
The APEVIA ASTRO450W Astro 450W ATX Power Supply is a budget-friendly option that offers stable performance and essential protections for your computer. While it may have some limitations, such as limited connectors for GPUs and varied cable colors, it remains a popular choice for those seeking an affordable power supply. The auto-thermally controlled fan ensures optimal cooling without excessive noise, and the 5% tolerance of output voltages provides consistent power delivery. Overall, the APEVIA ASTRO450W is a reliable option for users on a budget who require a power supply that gets the job done.
Overall Score: 8/10
Upgrade your computer's power supply with the EVGA 500 GD. With its 80+ Gold certification, this power supply delivers 90% efficiency or higher under typical loads. It features a single 12V rail and a DC-DC converter to improve stability. With active power factor correction and heavy-duty protections, including OVP, UVP, OCP, OPP, and SCP, this power supply ensures the safety of your computer components. Backed by a 5-year warranty and unparalleled EVGA customer support, you can trust in the reliability of this power supply. Its compact dimensions make it suitable for various computer builds. Overall, the EVGA 500 GD provides reliable and efficient power for your PC.
Key Features
- 80 plus Gold certified, with 90% efficiency or higher under typical loads
- Single 12V. Rail, DC-DC converter to improve 3. 3V. / 5V. stability
- Active power factor correction
- 5-year warranty and unparalleled EVGA customer support
- Heavy-duty protections, including OVP, UVP, OCP, OPP, and SCP
Specifications
- Dimension: 5.50Lx5.90Wx3.40H
- Size: 500W
Pros
- Provides reliable and efficient power for your PC
- 80+ Gold certified for high efficiency
- Compact dimensions suitable for various computer builds
- Comes with a 5-year warranty and great customer support
Cons
- May not be worth it if priced over $50
The EVGA 500 GD is a solid power supply option for upgrading your computer. With its 80+ Gold certification, it delivers high efficiency and stable power to your PC components. The compact size makes it suitable for different computer builds, and the heavy-duty protections ensure the safety of your system. The 5-year warranty and excellent customer support from EVGA provide peace of mind. However, if the price goes above $50, it may not offer the best value compared to other options in the market. Overall, if you’re looking for a reliable and efficient power supply for your PC, the EVGA 500 GD is a great choice.
Overall Score: 8/10
The Thermaltake Toughpower GX1 RGB 500W Gold is a powerful and efficient power supply for computers. It features a 120mm RGB LED fan with 10 RGB LED lights in 7 different colors, giving your system a stylish look. The RGB lighting effects can be controlled with the one-button RGB control. With 16 lighting modes, including pulse mode, full-lighted mode, RGB cycle, and LED off, you can customize the lighting to suit your preferences. This power supply is 80+ Gold certified, ensuring high efficiency and optimized performance. It also comes with industrial protections for added safety. With its reliable performance and 5-year warranty, the Thermaltake Toughpower GX1 RGB 500W Gold is a great choice for any computer enthusiast.
Key Features
- 10 RGB LED fan with 7 colors
- One button RGB control with 16 lighting modes
- 80+ Gold efficiency for optimized performance
- Ultra-quiet 120mm RGB hydraulic Bearing fan
- Japanese capacitors for superb performance
- Industrial protections for added safety
- Single +12V rail design for stable performance
- 5-year warranty
Specifications
- Color: Black
- Dimension: 5.91Lx5.51Wx3.39H
- Size: 80+ Gold
Pros
- Reliable and long-lasting
- Easy installation
- Good value for the price
- Great performance and stability
Cons
- Lack of detailed product pictures
- Some reports of faulty units
The Thermaltake Toughpower GX1 RGB 500W Gold is a reliable and efficient power supply for computers. With its stylish RGB lighting and 16 lighting modes, it adds a touch of customization to your system. The 80+ Gold certification ensures high efficiency and optimized performance, while the Japanese capacitors provide superb reliability. The industrial protections and single +12V rail design offer added safety and stability. Although there are some reports of faulty units and a lack of detailed product pictures, overall, this power supply is a great choice for those looking for a high-quality and affordable option.
Overall Score: 8/10
The PowerSpec 500W Power Supply is a reliable and efficient PSU designed for gaming PCs. With its stable power output, 80+ certification, durable components, and quiet cooling, it provides a solid performance while ensuring the safety of your components. It features a single +12V output rail, making it suitable for SLI & CrossFire systems. The PSU is also backed by a 5-year warranty and comes with excellent customer service support. Its universal AC input and heavy-duty protections make it a safe choice for your gaming rig. Overall, the PowerSpec 500W Power Supply offers the stability, efficiency, durability, and safety required to power your gaming PC.
Key Features
- 500W output power
- Active PFC design with single +12V output rail
- 80+ certification for 80% minimum efficiency
- Japan-made premier capacitors for longer lifespan
- Low-noise but high-flow 120mm fan for efficient cooling
- Universal AC 115-230V /8A input with heavy-duty protections
Specifications
- Color: Black
- Dimension: 6.30Lx5.90Wx3.39H
- Size: 500W
Pros
- Stable and strong power output
- Certified efficiency
- Durable components with 5-year warranty
- Quiet cooling fan
- Wide-ranging AC input and heavy-duty protections
Cons
- Lack of instructions for cable connections
- Rigid and hard-to-work-with cables
- Non-modular cables may clash with aesthetics
The PowerSpec 500W Power Supply is a reliable choice for gamers looking for a stable, efficient, and durable PSU. It offers the necessary power and safety features for SLI & CrossFire systems. While it lacks instructions for cable connections, it makes up for it with its quiet cooling and 5-year warranty. The non-modular design may not appeal to those concerned about aesthetics, but it delivers on performance and reliability. Overall, it is a good value for its price and worth considering for your gaming PC build.
BUYER'S GUIDE: 450 Watt PSU
A reliable power supply unit (PSU) is essential for keeping your computer running smoothly and efficiently. When it comes to choosing the right PSU for your system, a 450-watt PSU is an excellent choice for most moderate gaming and standard computing setups. Before making your decision, consider the following factors:
Key Features to Consider
- Wattage: A 450-watt PSU provides sufficient power for most mid-range systems. Ensure that it meets the power requirements of your components, including the CPU, GPU, and other peripherals.
- Efficiency: Look for a PSU with high energy efficiency to minimize power wastage and reduce electricity bills. Ratings, such as 80 Plus Bronze, indicate better efficiency levels.
- Connectors: Check for the necessary connectors that match your components, including SATA, PCIe, 4/8-pin CPU power, and molex connectors. Ensure they are sufficient and compatible with your devices.
- Modularity: Consider modular or semi-modular PSUs that allow you to connect only the cables you need. This improves cable management, airflow, and overall aesthetics.
- Voltage Regulation: A PSU with good voltage regulation ensures stable and consistent power delivery, preventing performance issues and potential damage to components.
- Fan Noise: Look for a PSU with a quiet fan or fanless operation to minimize noise, especially if you prefer a quieter environment while working or gaming.
- Brand Reliability: Choose PSUs from reputable manufacturers known for their reliability, warranty, and customer support. Avoid generic or unknown brands to minimize the risk of malfunctions.
- Safety Features: Look out for safety features like over-voltage protection (OVP), over-current protection (OCP), short-circuit protection (SCP), and under-voltage protection (UVP) to safeguard your components.
- Size and Compatibility: Ensure the PSU fits your computer case, considering both form factor (ATX, SFX, etc.) and physical dimensions, allowing hassle-free installation.
Advantages of a 450 Watt PSU
- Ideal for moderate gaming systems and standard computing setups.
- Cost-effective compared to higher-wattage PSUs.
- Consumes less power and produces less heat, contributing to energy efficiency.
- Allows for potential future upgrades if your components require more power.
- Suitable for small form factor (SFF) builds that have limited space and power requirements.
Frequently Asked Questions about 11 Amazing 450 Watt Psu For 2023
Yes, a 450 watt PSU is suitable for most moderate gaming setups. However, ensure it meets the power requirements of your specific components.
Using an underpowered PSU may cause instability, random shutdowns, or even damage to your components. It’s crucial to match the power requirements of your system.
Calculate the total power consumption of your components, including the CPU, GPU, motherboard, storage devices, and peripherals. Add a buffer for future upgrades, usually around 20%.
No, different PSUs vary in terms of efficiency, build quality, features, and performance. Choose a reliable brand and ensure it meets your specific needs.
It depends on the specific graphics card and the overall power consumption of your system. Some high-end graphics cards may require more than a 450 watt PSU.
