700W ATX Power Supply Non Modular PSU with 4+4 Pin Connectors Auto-Thermally Controlled 120mm Fan, 115/220V Switch
4.2Editor score
Auto thermally controlled fan
Global voltage switch
Heavy duty protections
In this guide
Selecting a reliable power supply is crucial for any computer build. A quality unit ensures stable performance and protects components from electrical issues. Modern systems need efficient power delivery to handle demanding workloads.
We evaluated ten top-rated units based on efficiency, build quality, and features. Each model offers unique benefits for different needs and budgets. Our analysis focuses on real-world performance and manufacturer reputation.
Each pick highlights key strengths and potential trade-offs for buyers. We include detailed reviews and a comprehensive buying guide. Prices and availability change frequently so check current listings before purchasing.
Top 3 Picks for Best 700W ATX Power Supply
Zalman GigaMax 700W Power Supply 80+ Plus Certified Reliable ATX 12V PSU
4.4Editor score
80 Plus Bronze certified
Active PFC system
Five year warranty
MSI MAG A750GL PCIE5, Fully Modular Compact Gaming 750W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2×6 Cable, 10 Year Warranty
4.6Editor score
ATX 3.1 ready
Fully modular design
Ten year warranty
Top 10 Best 700W ATX Power Supply in 2026 Compared
This table provides a side-by-side view of all ten products. Compare key specifications and features to find the best match for your system requirements.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Zalman GigaMax 700W
80 Plus Bronze certified
Active PFC system
120mm silent fan
Five year warranty
4.4Editor score
Editor's Choice
Smart W3 Series 700W
ATX v3.1 spec
80 PLUS certified
DC to DC design
Five year warranty
4.3Editor score
Best Budget
700W ATX Non Modular PSU
Non modular design
Auto thermally controlled
Global voltage switch
Heavy duty protections
4.2Editor score
MSI MAG A750GL
ATX 3.1 ready
Fully modular design
Native 12V2x6
Ten year warranty
4.6Editor score
CORSAIR RM750e
Fully modular PSU
ATX 3.1 certified
120mm rifle fan
Ten year warranty
4.6Editor score
ASRock PRO 750G
80 Plus Gold certified
ATX 3.1 ready
Native 12V2x6
Three year warranty
4.6Editor score
Thermaltake Toughpower GX1
80 Plus Gold certified
Non modular connectors
Single 12V rail
Five year warranty
4.6Editor score
be quiet! Pure Power 13 M
80 Plus Gold certified
ATX 3.1 support
Semi passive cooling
High class tech
4.6Editor score
Rosewill VMG 750W
Full modular 80 Plus
ATX 3.1 ready
Japanese capacitors
Five year warranty
4.3Editor score
Thermaltake Toughpower GT
ATX 3.1 support
Smart Zero Fan
Native 5.1 connector
Five year warranty
4.6Editor score
1. Zalman GigaMax 700W – Best Overall 700W ATX Power Supply
Zalman GigaMax 700W Power Supply 80+ Plus Certified Reliable ATX 12V PSU
80 Plus Bronze cert
Active PFC system
105C capacitors
Five year warranty
The Zalman GigaMax 700W Power Supply stands out as a reliable choice for standard PC builds. It offers a solid balance of efficiency and protection at a reasonable price point. The unit is certified for consistent performance under varying loads.
Pros
- Stable energy output
- Quiet operation
- Clean black cables
- Full protection suite
- Solid build quality
Cons
- Non modular cables
- Fan not fully silent
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Its Active PFC system ensures a high power factor which reduces wasted energy. The 105 degree capacitor rating provides stability even when voltage fluctuates. Users benefit from comprehensive safety features including over voltage and short circuit protection.
While the cables are non modular the all black design helps with aesthetics. The 120mm fan operates quietly but may spin under heavy load. This trade-off is acceptable for the level of performance offered.
This PSU is ideal for users seeking dependable power without premium costs. It suits mid-range gaming or office systems well. We recommend checking compatibility with your case before purchase.
Efficient Power Delivery
The 80 Plus Bronze certification means the unit converts AC to DC efficiently reducing heat and electricity costs.
Comprehensive Safety Features
Multiple protection layers guard against electrical surges ensuring your components remain safe during unexpected power issues.
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2. Smart W3 Series 700W – Modern ATX v3.1 Ready Unit
Smart W3 Series 80Plus Certified 700W Power Supply; ATX v3.1 Spec; 120mm FDB Fan; 5 Year Warranty; PS-SPW-0700NNFAWU-1
ATX v3.1 spec
80 PLUS certified
DC to DC design
Five year warranty
The Smart W3 Series brings modern specifications to the 700W category. It aligns with the ATX v3.1 standard making it compatible with newer system requirements. This forward-looking design adds value for future upgrades.
Pros
- Future ready specs
- High efficiency rails
- Low profile cables
- Industrial protection
- Quiet FDB fan
Cons
- Limited connector count
- No native 12V2x6
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Its DC to DC design ensures stable voltage delivery across different rails. The low profile flat cables make routing easier inside compact cases. The 120mm FDB fan provides effective cooling with minimal noise.
Although it lacks a native 12V2x6 connector the unit supports current GPUs well. The industrial grade protection suite adds peace of mind during operation. This makes it a practical choice for everyday computing.
Consider this unit if you value modern standards and clean cable management. It works well for mid-tier builds. Ensure your system power needs fit within its capacity limits.
Future Proof Design
Compliance with ATX v3.1 ensures the power supply can handle newer component standards for longer.
Efficient Cooling System
The fluid dynamic bearing fan runs smoothly and quietly to maintain safe operating temperatures.
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3. 700W ATX Non Modular PSU – Best Budget Friendly Option
700W ATX Power Supply Non Modular PSU with 4+4 Pin Connectors Auto-Thermally Controlled 120mm Fan, 115/220V Switch
Non modular design
Auto thermally fan
Global voltage switch
Heavy duty protection
This budget unit offers essential power for entry level systems without breaking the bank. It includes the connectors needed for standard motherboards and storage devices. The global voltage switch adds versatility for international use.
Pros
- Very affordable price
- Global voltage support
- Silent fan control
- Comprehensive connectors
- Good for basics
Cons
- Basic build materials
- No premium warranty
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The auto thermally controlled fan adjusts speed based on internal temperature. This keeps noise low during light tasks while ensuring cooling when needed. The heavy duty protection suite guards against common electrical faults.
Cable management is challenging due to non modular fixed cables. Build quality is adequate but lacks premium features found in higher end models. It serves well for basic office or home PCs.
Buy this if you need a functional power supply at the lowest cost. It is not suited for high performance gaming. Verify your system load stays within safe limits.
Universal Voltage Input
The 115 to 220V switch allows use in different regions without needing an external transformer.
Smart Fan Control
Temperature based fan operation reduces noise when full cooling capacity is not required.
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4. MSI MAG A750GL – Premium ATX 3.1 Performance
MSI MAG A750GL PCIE5, Fully Modular Compact Gaming 750W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native Dual-Color 12V-2×6 Cable, 10 Year Warranty
ATX 3.1 ready
Fully modular design
Native 12V2x6
Ten year warranty
The MSI MAG A750GL offers premium features for modern gaming systems. It supports the latest ATX 3.1 and PCIe 5.1 standards with a native cable. This ensures reliable power for high end graphics cards.
Pros
- Native PCIe 5.1 support
- Gold efficiency rating
- Clean modular cables
- Strong warranty
- Compact form factor
Cons
- Higher price point
- Limited retail stock
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Its fully modular design allows you to connect only necessary cables for better airflow. The 80 Plus Gold certification delivers high efficiency reducing waste heat. A ten year warranty signals strong manufacturer confidence.
The compact size fits well in smaller cases while maintaining capacity. Users appreciate the dual color cable for identifying power connections easily. Performance remains stable under heavy gaming loads.
Invest in this unit if you plan to build a high performance PC. It provides the headroom needed for future GPU upgrades. Check compatibility with your case dimensions first.
Next Gen GPU Ready
The native 12V2x6 connector supports the latest graphics cards without needing adapters.
Long Term Reliability
A decade long warranty covers you against defects ensuring long term peace of mind.
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5. CORSAIR RM750e – High Efficiency Modular Power
CORSAIR RM750e ATX 3.1 PCIe 5.1 Ready 750W Power Supply – Black
Fully modular PSU
ATX 3.1 certified
120mm rifle fan
Ten year warranty
The CORSAIR RM750e combines modern standards with proven reliability. It meets Intel ATX 3.1 certification ensuring compatibility with new platforms. The modular design simplifies installation and improves airflow significantly.
Pros
- Low noise operation
- Fast wake times
- High temp capacitors
- Strong brand reputation
- Clean cabling
Cons
- Expensive for some
- Large size for SFF
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Its rifle bearing fan operates quietly even under full load. The 105 degree capacitors ensure steady electrical performance over time. Modern standby compatibility reduces wake times for convenience.
While the price is higher the build quality justifies the investment. You get a ten year warranty covering potential issues. The black cables blend well with modern case designs.
This PSU is excellent for users seeking quiet and reliable power. It suits both gaming and workstation needs. Confirm your case fits the standard ATX dimensions before buying.
Quiet Operation
The specially calculated fan curve keeps noise levels low during normal gaming sessions.
Modern Standby Ready
Faster wake from sleep improves user experience and saves energy during idle times.
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6. ASRock PRO 750G – Solid Gold Efficiency Value
ASRock PRO 750G Power Supply – 750W 80 Plus Gold Certified, ATX 3.1 & PCIe 5.1 Ready, Native 12V-2×6 Connector, 120mm Low-Noise Fan, 3-Year Warranty
80 Plus Gold certified
ATX 3.1 ready
Native 12V2x6
Three year warranty
The ASRock PRO 750G brings Gold efficiency to a competitive price. It supports ATX 3.1 and PCIe 5.1 standards out of the box. This makes it ready for next generation hardware components.
Pros
- High efficiency rating
- Native PCIe 5.1
- Low noise fan
- Standard ATX form
- Good price point
Cons
- Shorter warranty term
- Basic cable quality
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Its 120mm low noise fan keeps temperatures manageable without loud noise. The native 12V2x6 connector simplifies GPU power delivery. You avoid using adapters that can introduce instability.
The warranty is shorter than some competitors but still offers protection. Cable management is straightforward thanks to standard connectors. Performance is stable for mid range gaming systems.
Choose this unit if you want modern features without high cost. It works well for budget conscious builders. Keep an eye on power limits for your specific setup.
Energy Savings
Achieving 90 percent efficiency reduces waste heat and lowers electricity costs over time.
Component Compatibility
Standard ATX form factor ensures the unit fits in most desktop computer cases easily.
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7. Thermaltake Toughpower GX1 – Proven Non Modular Gold
Thermaltake Toughpower GX1 80+ Gold 700W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power Supply 5 Year Warranty PS-TPD-0700Nnfagu-1
80 Plus Gold cert
Non modular connectors
Single 12V rail
Five year warranty
The Thermaltake Toughpower GX1 delivers consistent power for multi GPU setups. It supports SLI and Crossfire configurations with stable voltage rails. The 80 Plus Gold certification ensures efficient energy usage.
Pros
- High power rail
- SLI/Crossfire ready
- Quiet fan bearing
- DC to DC stable
- Durable build
Cons
- Non modular cables
- Older spec support
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Its single 12V rail design simplifies power delivery to demanding components. The dynamic bearing fan runs quietly while providing sufficient cooling. Safety protections cover essential risks like over voltage.
Cable routing is more difficult without modular design. The unit is slightly larger due to non modular construction. However reliability remains high for users prioritizing stability.
This PSU fits users with older or standard systems needing Gold efficiency. It supports stable operation under continuous load. Verify your case can accommodate the cable lengths.
Multi GPU Support
Designed to handle multiple graphics cards without power instability during intense workloads.
Stable Voltage Rail
Single high amp rail ensures components get consistent power without distribution issues.
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8. be quiet! Pure Power 13 M – Silent Modular Power
be quiet! Pure Power 13 M 750W, ATX 3.1, Fully Modular PSU, 80+ Gold
80 Plus Gold certified
ATX 3.1 support
Semi passive cooling
High class tech
The be quiet! Pure Power 13 M excels in silent operation. Its semi passive cooling turns off the fan during low loads. This creates a quiet environment for media or office PCs.
Pros
- Exceptional silence
- Native 12V2x6
- 94 efficiency rating
- LLC topology
- Modern standby
Cons
- Premium pricing
- Complex internal design
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Native support for ATX 3.1 and 12V2x6 ensures modern GPU readiness. The LLC topology provides stable voltage regulation under varying loads. It is built with high class technologies for longevity.
Modular design simplifies cable management inside the chassis. The unit is compact enough for many cases but still robust. Efficiency reaches nearly 95 percent reducing heat and costs.
Invest in this for builds prioritizing silence and modern standards. It is ideal for quiet homes or offices. Check clearance for its depth before installation.
Zero RPM Cooling
Fan stays off during light use ensuring zero noise when high cooling is not needed.
Next Gen Compatible
Support for 12V2x6 ensures compatibility with upcoming graphics cards and standards.
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9. Rosewill VMG 750W – Compact Japanese Capacitor Unit
Rosewill VMG 750W 80+ Gold, ATX 3.0 & 3.1 Compatible, Full Modular Low-Noise Power Supply, PCIe 5.1 12V-2×6 Connector, 100% Japanese Electrolytic Capacitor, 120mm FDB Silent Fan – 5 Year Warranty
Full modular 80 Plus
ATX 3.1 ready
Japanese capacitors
Five year warranty
The Rosewill VMG 750W offers a compact design for smaller cases. It uses 100 percent Japanese electrolytic capacitors for reliability. This ensures stable performance over long usage periods.
Pros
- Compact chassis size
- Japanese electrolytic caps
- FDB silent fan
- Six protection suite
- Strong power excursion
Cons
- Small connector length
- Basic cable sleeves
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Full modular design helps maintain clean airflow inside the PC. The 120mm FDB fan runs quietly while managing heat. A six point protection suite keeps components safe from electrical issues.
It supports significant power excursions which helps with GPU spikes. The native cable supports modern graphics card requirements. Build quality is solid for its price category.
Select this if you need a compact but powerful unit. It suits small form factor builds well. Verify connector lengths match your motherboard and GPU.
Compact Build
The smaller chassis enables flexible integration into tight computer cases.
Reliable Capacitors
Japanese capacitors ensure better longevity and consistent electrical performance over time.
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10. Thermaltake Toughpower GT – Modern Smart Fan Power
Thermaltake Toughpower GT 750W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 300W PCIe 5.1 Connector; PS-TPT-0750FNFAGU-3; 5 Year Warranty
ATX 3.1 support
Smart Zero Fan
Native 5.1 connector
Five year warranty
The Thermaltake Toughpower GT brings smart fan technology to modern builds. It adjusts speed automatically based on system load to minimize noise. Gold efficiency ensures energy is used effectively during operation.
Pros
- Smart fan control
- Gold efficiency
- Native 12V2x6
- Flat modular cables
- Single high rail
Cons
- Fan noise under load
- Limited retail availability
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Native support for ATX 3.1 and PCIe 5.1 connects directly to new GPUs. Flat modular cables make routing simpler for better airflow. The single high amp rail supports high end components reliably.
Full modular design gives you flexibility in cable placement. The fan spins up only when temperatures rise reducing acoustic footprint. Safety features include over voltage and short circuit protection.
This unit is great for gamers needing modern connectivity features. It handles high end loads well. Check your case clearance before finalizing your purchase.
Smart Zero Fan
Fan speed adjusts automatically to reduce noise when full cooling is not needed.
Modern Connector Support
Native PCIe 5.1 connector ensures direct power delivery to latest graphics cards.
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Buying Guide – How to Choose the Best 700W ATX Power Supply
Choosing the right power supply involves several technical factors. This guide explains what to look for to ensure safety and performance.
Efficiency Ratings
Efficiency ratings like 80 Plus indicate how much energy the unit converts to power. Higher ratings like Gold or Platinum reduce wasted heat and lower electricity costs. Always look for certified efficiency to maximize savings.
Modularity
Modular power supplies let you connect only the cables you need. This reduces clutter and improves airflow inside your case. Non modular units have all cables attached which can limit space.
Connector Compatibility
Ensure the PSU has the connectors your motherboard and GPU require. Modern GPUs need native 12V2x6 connectors to avoid adapters. Check your hardware list before buying to avoid compatibility issues.
Protection Features
Look for units with multiple safety protections like OVP OCP and OTP. These features protect your components from electrical surges or overloads. Quality protection ensures your PC stays safe during power spikes.
Warranty Support
A longer warranty reflects the manufacturer confidence in the product. Units with five to ten year warranties offer better long term security. Check claim policies and registration requirements for support.
Form Factor
Standard ATX units fit most desktop cases but verify dimensions. Compact builds need smaller form factors to fit inside. Always measure your case space before purchasing a new power supply.
Noise Levels
Noise matters for users who value silence during work or gaming. Fans with fluid dynamic bearings run quieter than sleeve bearings. Semi passive cooling turns off fans at low loads for zero noise.
Future Proofing
Select a unit that supports upcoming standards like ATX 3.1. This ensures compatibility with new components without needing upgrades later. Spending slightly more now can save hassle down the road.
How to Use and Care for Your 700W ATX Power Supply
Install the power supply in your case ensuring the fan vents align with airflow. Connect the main motherboard and CPU cables first for stability.
Ensure all connections are secure before powering on the system. Avoid bending cables sharply to prevent internal wire damage.
Clean dust from vents regularly to maintain proper cooling. Avoid placing the case in areas with high dust or moisture.
Frequently Asked Questions
Is 700W enough for modern gaming?
Yes 700W is usually sufficient for most mid range gaming systems. High end GPUs may need more power so check your specific requirements.
What does ATX 3.1 mean?
ATX 3.1 is a modern standard ensuring compatibility with latest graphics cards. It includes support for higher transient power spikes.
Why choose a modular PSU?
Modular PSUs reduce cable clutter improving airflow and aesthetics. You connect only what you need which simplifies installation.
Are Gold certifications important?
Gold certifications mean higher efficiency reducing energy waste and heat. This lowers long term operating costs for your system.
Do I need a native 12V2x6 cable?
If using new high end GPUs a native cable is recommended. Adapters can fail or limit power delivery capabilities.
How long should a PSU last?
Quality units can last five to ten years with proper care. Avoid overheating and dust buildup to extend lifespan.
Final Thoughts on Choosing the Best 700W ATX Power Supply
We highlighted ten reliable power supplies balancing performance and features. The Zalman GigaMax leads for overall value and stability.
Prioritize efficiency and connector types to match your hardware needs. Modern standards ensure your system stays compatible with future upgrades.
Prices vary so compare current listings before purchasing. Ensure you select a unit that meets your specific build requirements.