PC Power Supplies

Best Deals
PC Power Supplies
1
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC Technology, Single Rail, for Overclocked GPUs
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC...
10
Amazon.com
2
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern...
10
Amazon.com
3
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
10
Amazon.com
4
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
10
Amazon.com
5
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty...
10
Amazon.com
6
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5 Year Warranty
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5...
10
Amazon.com
7
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
10
Amazon.com
8
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
8.8
Amazon.com
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5 Year Warranty
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5...
5.0
$1,033.80
$798.82
Amazon.com
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern...
5.0
$209.99
$144.99
Amazon.com
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
5.0
$129.99
$99.99
Amazon.com
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty...
5.0
$69.99
$49.99
Amazon.com
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
5.0
$67.99
$54.99
Amazon.com
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
4.0
$68.60
$55.73
Amazon.com
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
5.0
$54.99
$42.99
Amazon.com
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC Technology, Single Rail, for Overclocked GPUs
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC...
5.0
$149.90
Amazon.com
Amazon price updated: December 3, 2025 2:27 pm
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
Thermaltake SMART 600W ATX 12V V2.3/EPS 12V 80 Plus Certified Active PFC Power Supply PS-SPD-0600NPCWUS-W
5.0
$54.99
$42.99
Amazon.com
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0600NNFAGU-2
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty...
5.0
$69.99
$49.99
Amazon.com
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
Thermaltake Smart 700W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Fan, ATX 12V V2.3/EPS 12V Active PFC Power Supply PS-SPD-0700NPCWUS-W
5.0
$67.99
$54.99
Amazon.com
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
GAMEMAX 850W 80 Plus Gold Power Supply, ATX 3.0 & PCIE 5.0 Ready, 100% Japanese Capacitors, Fully Modular, ARGB SYNC, RGB-850 SE
4.0
$68.60
$55.73
Amazon.com
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
MSI MAG A850GL PCIE5, Fully Modular Compact Gaming 850W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2x6 Cable, 10 Year Warranty
5.0
$129.99
$99.99
Amazon.com
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black
CORSAIR RM1000e ATX 3.1 PCIe 5.1 Ready Fully Modular 1000W Power Supply – 12V-2x6 Cable Included, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern...
5.0
$209.99
$144.99
Amazon.com
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC Technology, Single Rail, for Overclocked GPUs
be quiet! Pure Power 13 M 1000W Power Supply, 80 Plus® Gold Certification, ATX 3.1 PSU, Support for PCIe 5.1 GPUs, semi-Passive 120mm be quiet! Fan, LLC...
5.0
$149.90
Amazon.com
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5 Year Warranty
Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 450W PCIe 5.1 Connector; PS-TPT-0850FNFAGU-3; 5...
5.0
$1,033.80
$798.82
Amazon.com
Amazon price updated: December 3, 2025 2:27 pm

More information about PC Power Supplies

When it comes to PC power supplies, reliability and performance are key. That's why you need a power supply that can handle the demands of your system without skipping a beat. Whether you're a hardcore gamer, a graphic designer, or simply someone who needs a reliable power source for their everyday tasks, a high-quality PC power supply is a must-have.

Questions about PC Power Supplies

When choosing a PC power supply for optimal performance and reliability, there are several key factors to consider. First and foremost, it is important to ensure that the power supply has sufficient wattage to meet the needs of your system. Consider the power requirements of your components, such as the CPU, GPU, and other peripherals, and choose a power supply that can handle the total power draw. Additionally, it is crucial to select a power supply from a reputable brand known for its reliability and quality. Look for certifications such as 80 Plus, which indicate high efficiency and stable power delivery. Modular power supplies can also help with cable management and improve airflow within your PC case. This allows for a cleaner and more organized build, reducing the risk of overheating and potential damage to your components. Furthermore, consider the warranty offered by the power supply manufacturer, as a longer warranty period often indicates confidence in the product's durability. By carefully considering these factors, you can ensure that you choose a PC power supply that provides optimal performance and reliability for your system.

When determining the appropriate wattage for a PC power supply, it is important to consider the components and power requirements of your system. One way to do this is by calculating the total power consumption of your components. Start by identifying the power requirements of each component, such as the CPU, GPU, RAM, and storage devices. Add up these power requirements to get an estimate of the total power consumption. It is also recommended to leave some headroom for future upgrades or overclocking. A general rule of thumb is to choose a power supply with a wattage that is 20-30% higher than the estimated total power consumption . This will ensure that your power supply can handle any additional power demands in the future.

Modular power supplies can definitely be worth the investment, especially if you value efficient cable management and customization options. One of the main advantages of modular power supplies is that they allow you to connect only the cables you need, reducing cable clutter inside your computer case. This not only improves airflow and cooling but also makes it easier to organize and maintain your system. Additionally, modular power supplies offer customization options by providing different cable types and lengths, allowing you to choose the cables that best suit your specific setup. This can be particularly beneficial if you have a compact case or if you want to achieve a clean and professional-looking build. Overall , modular power supplies can greatly enhance the overall aesthetics and functionality of your computer system.

Choosing a power supply with a higher efficiency rating offers several benefits. Firstly, it helps reduce energy consumption. A power supply with higher efficiency converts more of the incoming AC power into DC power, resulting in less wasted energy in the form of heat. This not only helps lower electricity bills but also contributes to a greener environment. Secondly, a higher efficiency rating can enhance overall system stability. By delivering a more consistent and reliable power output, it reduces the chances of voltage fluctuations or power surges that could potentially damage sensitive components. This stability is particularly crucial for high-performance systems or those running demanding applications. Additionally, a power supply with a higher efficiency rating typically operates cooler, thanks to the reduced energy waste. This can lead to improved longevity and reliability of the power supply itself, as well as the components it powers. Overall, choosing a power supply with a higher efficiency rating is a wise investment for both cost savings and system performance.

PC power supply? Yes, a PC power supply can indeed affect the lifespan and performance of other hardware components. Investing in a high-quality PC power supply is crucial for several reasons. Firstly, a high-quality power supply ensures stable and consistent power delivery to all the components in your PC, preventing voltage fluctuations that can damage sensitive components like the motherboard, CPU, and graphics card. Secondly, a good power supply will have built-in protection mechanisms such as over-voltage, under-voltage, and short-circuit protection, safeguarding your hardware from potential damage. Additionally, a high-quality power supply will have better efficiency, resulting in lower energy consumption and less heat generation, which can contribute to a longer lifespan for your components. It is important to choose a power supply that has sufficient wattage to meet the power requirements of your PC, as an underpowered power supply can lead to instability and potential damage. Therefore, investing in a high-quality PC power supply is essential for ensuring the longevity and optimal performance of your hardware components.