Best 1000w Sfx Psu Atx 3.1 in 2025
Updated on July 2025
#1
Recommended
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- Platinum-rated SFX power supply for compact PCs.
- Compliant with ATX 3.0 and PCIe 5.0 standards, ensuring stable power delivery.
- Fully modular design with Type-5 Micro-Fit connectors for efficient cable management.
- 92mm PWM fan for effective cooling with minimal noise.
- Durable 105°C rated Japanese capacitors for enhanced reliability.
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- Platinum-rated SFX power supply for compact PCs.
- Compliant with ATX 3.0 and PCIe 5.0 standards, ensuring stable power delivery.
- Fully modular design with Type-5 Micro-Fit connectors for efficient cable management.
- 92mm PWM fan for effective cooling with minimal noise.
- Durable 105°C rated Japanese capacitors for enhanced reliability.
#2
Value for Money
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- Reliable low-noise power supply with fully modular cabling for efficiency.
- Gold-certified for up to 91% efficiency, reducing power consumption and heat.
- Compliant with ATX 3.1 standard, supports PCIe 5.1 and handles power spikes.
- Native 12V-2x6 connector for direct GPU connection, eliminating the need for adapters.
- Sleek embossed cables with low-profile combs for easy and efficient installation.
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- Reliable low-noise power supply with fully modular cabling for efficiency.
- Gold-certified for up to 91% efficiency, reducing power consumption and heat.
- Compliant with ATX 3.1 standard, supports PCIe 5.1 and handles power spikes.
- Native 12V-2x6 connector for direct GPU connection, eliminating the need for adapters.
- Sleek embossed cables with low-profile combs for easy and efficient installation.
#3
5% Off
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- 80 PLUS Gold Certified with efficiency ratings of 87%, 90%, and 87% at 20%, 50%, and 100% load respectively.
- Cybenetics Platinum Certified with overall efficiency ratings of 89% to 91% at 115V input and 91% to 93% at 230V input.
- Tight voltage regulation maintained within ±1% across 12V, 5V, and 3.3V rails.
- Complies with ATX 3.1 standard and is PCIe Gen 5 ready, featuring a 12V-2x6 pin cable to handle transient power spikes effectively.
- Durable copper shaft around the bearing enhances stability and longevity.
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- 80 PLUS Gold Certified with efficiency ratings of 87%, 90%, and 87% at 20%, 50%, and 100% load respectively.
- Cybenetics Platinum Certified with overall efficiency ratings of 89% to 91% at 115V input and 91% to 93% at 230V input.
- Tight voltage regulation maintained within ±1% across 12V, 5V, and 3.3V rails.
- Complies with ATX 3.1 standard and is PCIe Gen 5 ready, featuring a 12V-2x6 pin cable to handle transient power spikes effectively.
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#4
6% Off
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- Supports up to four devices and eight downstream connections with a USB/Fan Hub Module, featuring six 4-pin connectors rated for 2A each for efficient cooling.
- Compatible with NVIDIA GeForce RTX 50 and 40 series graphics cards through dual 8-pin to 12VHPWR connectors for broader device compatibility.
- Complies with ATX 3.1 for stable and efficient power delivery, supporting PCIe 5.1 with enhanced resistance to power spikes.
- Achieves 80 PLUS Gold and Cybenetics Gold certification for high efficiency, ensuring performance with minimal noise.
- Magnetic dust filter mesh allows for easy removal and cleaning, maintaining the power supply’s structural integrity and quiet fan operation.
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- Supports up to four devices and eight downstream connections with a USB/Fan Hub Module, featuring six 4-pin connectors rated for 2A each for efficient cooling.
- Compatible with NVIDIA GeForce RTX 50 and 40 series graphics cards through dual 8-pin to 12VHPWR connectors for broader device compatibility.
- Complies with ATX 3.1 for stable and efficient power delivery, supporting PCIe 5.1 with enhanced resistance to power spikes.
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#5
8% Off
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- ATX 3.1 compliant for stable and efficient power delivery to high-performance PC components.
- Compatible with NVIDIA GeForce RTX 40 Series graphics cards, providing up to 600 watts through a durable 12V-2x6 connector.
- Certified 80 PLUS Gold for high efficiency and low operational noise levels.
- Features a silent 135mm fan with Zero Fan Mode for quiet operation below 50% load.
- Constructed with 100% premium Japanese capacitors for stable power delivery and minimal ripple noise.
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- ATX 3.1 compliant for stable and efficient power delivery to high-performance PC components.
- Compatible with NVIDIA GeForce RTX 40 Series graphics cards, providing up to 600 watts through a durable 12V-2x6 connector.
- Certified 80 PLUS Gold for high efficiency and low operational noise levels.
- Features a silent 135mm fan with Zero Fan Mode for quiet operation below 50% load.
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#6
16% Off
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- Fully modular design allows for custom cable connections based on system requirements.
- Certified for Intel ATX 3.1, supporting PCIe 5.1 and accommodating high transient power demands from GPUs.
- Equipped with a 120mm rifle bearing fan designed for low noise operation even under full load conditions.
- Features 105°C-rated capacitors for consistent power delivery and reliable performance.
- Supports modern standby for quick wake-up times and improved efficiency at low loads.
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- Fully modular design allows for custom cable connections based on system requirements.
- Certified for Intel ATX 3.1, supporting PCIe 5.1 and accommodating high transient power demands from GPUs.
- Equipped with a 120mm rifle bearing fan designed for low noise operation even under full load conditions.
- Features 105°C-rated capacitors for consistent power delivery and reliable performance.
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#7
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- MWE Gold V3 offers enhanced durability and efficiency, compatible with ATX 3.1 standards.
- Includes a 90° 12V-2x6 PCIe 5.1 connector for improved electrical safety and durability.
- Delivers up to 600W power to your GPU through ATX 3.1 cables.
- Hexagonal fan cover design promotes 80% airflow intake, optimizing thermal performance with a dedicated heat sink.
- Achieves 80+ Gold efficiency with a 90% power transfer rate, maximizing energy use from the wall to components.
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- MWE Gold V3 offers enhanced durability and efficiency, compatible with ATX 3.1 standards.
- Includes a 90° 12V-2x6 PCIe 5.1 connector for improved electrical safety and durability.
- Delivers up to 600W power to your GPU through ATX 3.1 cables.
- Hexagonal fan cover design promotes 80% airflow intake, optimizing thermal performance with a dedicated heat sink.
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#8
24% Off
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- 80 Plus Gold certification ensures high energy efficiency
- Active Power Factor Correction (PFC) design
- Utilizes LLC Half Bridge Topology with a DC-DC module
- Constructed with 100% Japanese capacitors rated for 105°C
- Comprehensive industrial-grade protections including OVP, OCP, OPP, OTP, SCP, and UVP
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- 80 Plus Gold certification ensures high energy efficiency
- Active Power Factor Correction (PFC) design
- Utilizes LLC Half Bridge Topology with a DC-DC module
- Constructed with 100% Japanese capacitors rated for 105°C
- Comprehensive industrial-grade protections including OVP, OCP, OPP, OTP, SCP, and UVP
#9
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- 170mm high-efficiency PSU delivers powerful performance in a compact 150mm size.
- 80 PLUS Titanium certification ensures over 94% efficiency at 50% load, reducing power consumption.
- Eco-friendly fan design enhances quiet operation and longevity.
- Fully modular design simplifies installation while providing an organized system appearance.
- Conformal coating protects components and ensures reliability in high humidity environments.
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- 170mm high-efficiency PSU delivers powerful performance in a compact 150mm size.
- 80 PLUS Titanium certification ensures over 94% efficiency at 50% load, reducing power consumption.
- Eco-friendly fan design enhances quiet operation and longevity.
- Fully modular design simplifies installation while providing an organized system appearance.
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#10
5% Off
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- 80 PLUS Gold certification ensures high energy efficiency
- 5-year limited warranty for dependable performance
- Fully modular design for customizable cable management
- Compatible with PCIE 5.1 for advanced connectivity
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- 80 PLUS Gold certification ensures high energy efficiency
- 5-year limited warranty for dependable performance
- Fully modular design for customizable cable management
- Compatible with PCIE 5.1 for advanced connectivity
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