ARESGAME AGV Series 500W Power Supply
4.4Editor score
80 Plus Bronze Certified
5 Year Warranty Included
120mm Ultra Quiet Fan
In this guide
Choosing the right power supply is crucial for any gaming PC build. A cheap power supply for gaming PC must balance cost with reliability to protect your valuable components from electrical spikes and inefficient power delivery during intense gaming sessions.
We have analyzed ten highly rated models based on efficiency ratings, modular options, build quality, and customer feedback. This list covers a wide range of budgets while ensuring every pick meets essential safety standards and delivers stable power for modern hardware.
Each pick below highlights key features, pros, and cons to help you decide quickly. Remember that prices fluctuate often, so check the current listings before purchasing to ensure you get the best deal for your specific system requirements.
Top 3 Picks for Best Cheap Power Supply for Gaming PC
Segotep 650W ATX Power Supply
4.6Editor score
80 Plus Gold Certified
Global Voltage Adaptation
Four PCI-E 6+2 Pin Connectors
CORSAIR RM750e ATX 3.1 Power Supply
4.6Editor score
Intel ATX 3.1 Certified
Fully Modular PSU Design
105C Rated Capacitors
Top 10 Best Cheap Power Supply for Gaming PC in 2026 Compared
This side-by-side comparison table summarizes the key specifications of all ten models to help you find the perfect cheap power supply for gaming PC that fits your budget and performance needs.
ProductsSpecificationsEditor scorePrice
Best Budget
Thermaltake SMART 600W
600W Continuous Output
80 Plus Certified
Active PFC Included
5 Year Warranty
4.5Editor score
Editor's Choice
1000W Fully Modular Power Supply
1000W Output
80+ Gold Certified
ATX 3.1 Ready
10-Year Warranty
4.6Editor score
Best Budget
ARESGAME AGV Series 500W
500W Continuous Output
80 Plus Bronze
Non Modular Design
5 Year Warranty
4.4Editor score
CORSAIR RM750e ATX 3.1
750W Output
Fully Modular Design
ATX 3.1 Certified
105C Capacitors
4.6Editor score
Segotep 650W ATX Power Supply
650W Output
80 Plus Gold
Non-Modular Design
Global Voltage Adaptation
4.6Editor score
GAMEMAX RGB-850-SE
850W Output
80Plus Gold Certified
RGB Lighting Sync
100% Japanese Capacitors
4.4Editor score
MSI MAG A650BN
650W Output
80+ Bronze
Non-Modular Compact
5 Year Warranty
4.7Editor score
MSI MAG A650BE
650W Output
80+ Bronze
Semi-Modular Compact
5 Year Warranty
4.7Editor score
Apevia SPIRIT600W
600W Output
120MM Fan
All Protections
Black Sandblasted Casing
4.3Editor score
Segotep GM850
850W Output
80 Plus Gold
Fully Modular
ATX 3.1 Ready
4.5Editor score
1. Segotep 650W ATX Power Supply – Best Overall Cheap Power Supply for Gaming PC
Segotep 650W ATX Power Supply
650W Power Output
80 Plus Gold Efficiency
Non-Modular Cabling
Global Voltage Support
The Segotep 650W ATX Power Supply stands out as a top choice for budget gamers seeking high efficiency. With its 80 Plus Gold certification, it delivers reliable power while minimizing energy waste during heavy gaming loads.
Pros
- Excellent efficiency rating
- Stable 12V output
- Supports 40-series GPUs
- Affordable price point
- Global voltage adaptation
Cons
- Non-modular design
- Limited cable length
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Its non-modular design keeps the unit compact and affordable, while the single 12V output ensures stable power delivery for demanding components like modern graphics cards. The inclusion of four PCI-E 6+2 pin connectors makes it versatile for multi-GPU setups or high-end single cards.
Although the non-modular cables can make cable management slightly more challenging, the improved airflow and cooler system temperatures often outweigh this minor inconvenience. The global voltage adaptation feature adds significant value for users who travel or live in regions with different power standards.
This power supply is ideal for gamers who want certified efficiency and strong performance without breaking the bank. It strikes a perfect balance between cost and quality, making it our Editor's Choice for a cheap power supply for gaming PC in 2026.
High Efficiency Gold Standard
The 80 Plus Gold certification ensures that at least 90% of power is converted to usable energy, reducing heat and electricity costs over time.
Modern GPU Compatibility
With four PCI-E 6+2 pin connectors, this unit supports the latest generation of graphics cards that require more power for enhanced rendering and ray tracing.
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2. ARESGAME AGV Series 500W – Best Budget Cheap Power Supply for Gaming PC
ARESGAME AGV Series 500W Power Supply
500W Continuous Output
80 Plus Bronze
Non Modular Cabling
120mm Ultra Quiet Fan
The ARESGAME AGV Series 500W Power Supply is the ultimate budget option for entry-level gaming builds. It offers solid performance at an incredibly low price point, making it accessible for anyone building their first gaming PC on a tight budget.
Pros
- Very affordable price
- Bronze efficiency certified
- Quiet fan operation
- 5 year warranty included
- Simple black cables
Cons
- Limited wattage for high-end
- Non-modular cables
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Despite its low cost, it maintains 80 Plus Bronze certification for decent efficiency and includes a 120mm ultra-quiet fan to keep noise levels low. The unit features standard protection mechanisms like OVP and SCP to safeguard your components against power surges.
The non-modular design means cables are fixed, which can clutter smaller cases, but the all-black cabling helps maintain a cleaner look. While 500W may not suffice for high-end graphics cards, it is perfect for mid-range builds or office PCs.
If you need a reliable and affordable power source without compromising on essential safety features, this unit is an excellent choice. It represents the best value for money in the cheap power supply for gaming PC category for basic gaming needs.
Affordable Performance
Designed for budget-conscious builders, this unit provides necessary wattage for entry-level gaming without the premium price tag of higher-end models.
Reliable Protection
Built-in protections against over-voltage and short circuits ensure your system remains safe even if power fluctuations occur during operation.
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3. CORSAIR RM750e ATX 3.1 – Best Premium Cheap Power Supply for Gaming PC
CORSAIR RM750e ATX 3.1 Power Supply
750W Power Output
Intel ATX 3.1 Certified
Fully Modular Design
105C Rated Capacitors
The CORSAIR RM750e ATX 3.1 Power Supply sets a new standard for future-proof builds at a competitive price. It supports the latest Intel ATX 3.1 standard and PCIe 5.1, ensuring compatibility with upcoming hardware generations without needing an upgrade.
Pros
- Latest ATX 3.1 standard
- Fully modular cables
- Whisper quiet operation
- High quality capacitors
- Modern standby support
Cons
- Higher price point
- Compact size limits cables
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Its fully modular design allows for clean cable management, while the 120mm rifle bearing fan ensures quiet operation even under full load. The use of 105C rated capacitors provides exceptional stability and reliability for demanding gaming sessions and overclocking.
While the price is higher than basic models, the premium features justify the investment for enthusiasts. The modern standby compatibility allows for faster wake-from-sleep times, enhancing overall system responsiveness and user experience.
This unit is perfect for gamers who want top-tier reliability and modern standards without spending thousands on custom cables. It is our Best Premium pick for those willing to invest slightly more in a cheap power supply for gaming PC for long-term value.
Next Gen Ready
Support for ATX 3.1 and PCIe 5.1 ensures your system can handle future GPUs with higher power requirements and transient spikes.
Premium Build Quality
High-grade capacitors and a rifle bearing fan extend the lifespan of the unit and maintain performance over years of heavy usage.
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4. Thermaltake SMART 600W – Reliable Cheap Power Supply for Gaming PC
Thermaltake SMART 600W ATX Power Supply
600W Continuous Output
80 Plus Certified
Active PFC Included
100k Hour MTBF
The Thermaltake SMART 600W ATX 12V Power Supply delivers consistent performance for mid-range systems with its robust 12V rail design. It meets Intel ATX standards and includes Active PFC for better efficiency and power factor correction.
Pros
- Strong 12V rail performance
- Active PFC technology
- Industry grade protections
- Solid MTBF rating
- Affordable cost
Cons
- Fixed cable lengths
- Basic fan design
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Protection features like Over Power and Over Voltage protection safeguard your hardware against electrical anomalies. The MTBF rating of 100,000 hours suggests long-term durability for daily use in gaming or office environments.
The power good signal range and hold up time ensure system stability during power fluctuations. While it lacks advanced features like modular cables, the unit provides excellent value for a reliable power source in budget builds.
This unit is recommended for users prioritizing stability and brand reputation over premium features. It offers a dependable solution for those seeking a cheap power supply for gaming PC that meets essential safety and performance standards.
Stable Power Delivery
The superior 12V rail performance ensures stable power for components that draw the most energy, such as graphics cards and processors.
Safety First Design
Multiple protection circuits work together to prevent damage from electrical surges or overheating during intensive system loads.
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5. 1000W Fully Modular Power Supply – High Wattage Cheap Power Supply for Gaming PC
1000W Fully Modular Power Supply
1000W Full Power
80+ Gold Efficiency
ATX 3.1 Ready
RGB Low Noise Fan
The 1000W Fully Modular Power Supply offers massive power capacity for enthusiasts using high-end components and overclocked systems. Its 80+ Gold efficiency and ATX 3.1 compliance make it a forward-looking choice for future hardware needs.
Pros
- High wattage capacity
- Native 12V-2×6
- Fully modular cables
- RGB lighting sync
- Tool kit included
Cons
- Larger physical size
- More cable bulk
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The native dual-color 12V-2×6 cable ensures safe connection to modern GPUs while the RGB silent fan enhances aesthetics without noise. The 105C rated capacitors guarantee reliable operation even under extreme conditions and heavy gaming loads.
With a tool kit including cable management combs, assembly is easier for beginners. The fully modular design keeps your chassis tidy and improves airflow significantly for better cooling of all internal components.
While overkill for basic builds, this unit is perfect for power users who need headroom for upgrades. It provides a rare combination of high wattage and low cost, making it a standout option in the cheap power supply for gaming PC market.
Future Hardware Ready
Support for ATX 3.1 and PCIe 5.1 standards means your system will handle next-generation graphics cards without requiring adapters.
Aesthetic Appeal
RGB lighting and a sleek dragon-pattern cable design allow your build to look professional and vibrant without additional RGB components.
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6. GAMEMAX RGB-850-SE – Stylish Cheap Power Supply for Gaming PC
GAMEMAX RGB-850-SE ATX Power Supply
850W Output Capacity
80Plus Gold Certified
RGB Lighting Sync
140mm Whisper Quiet Fan
The GAMEMAX RGB-850-SE combines efficient power delivery with a unique aesthetic appeal through customizable RGB lighting. It features 80Plus Gold certification and fully modular cables for easy installation in most mainstream ATX cases.
Pros
- High efficiency rating
- Customizable RGB lighting
- Whisper quiet operation
- Fully modular design
- Japanese capacitors
Cons
- RGB complexity for some
- Mid-tier pricing
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The unit supports ATX 3.0 and PCIe 5.0 standards, allowing it to handle the power excursions of modern graphics cards safely. Japanese capacitors ensure long-lasting reliability, providing peace of mind during intense gaming sessions and heavy workloads.
The 140mm ultra-quiet fan keeps noise levels low while maintaining excellent heat dissipation. RGB lighting sync allows you to match your PSU effects with your motherboard for a cohesive look throughout your entire gaming setup.
Ideal for builders who care about visuals as much as performance, this unit delivers reliable power with style. It is a strong contender for those seeking a cheap power supply for gaming PC that adds personality to their build.
Aesthetic Integration
Syncable RGB lighting helps your power supply blend seamlessly with other components for a unified visual theme in your PC case.
Power Efficiency
Gold certification ensures minimal energy waste, saving money on electricity bills while keeping internal temperatures lower.
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7. MSI MAG A650BN – Compact Cheap Power Supply for Gaming PC
MSI MAG A650BN ATX Power Supply
650W Power Output
80+ Bronze Certified
Compact Non-Modular
Industrial Protection
The MSI MAG A650BN is a compact non-modular power supply designed for small cases and budget builds. It offers a solid 650W capacity with 80+ Bronze certification for efficient power delivery without excessive energy waste.
Pros
- Compact design
- Low noise fan
- Active PFC design
- Industrial protections
- 5 year warranty
Cons
- Non-modular cables
- Fixed connectors
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Industrial level protections including OVP and OCP ensure your components are safe from power surges. The active PFC design improves overall efficiency and reduces heat generation inside the chassis for better stability.
The low-noise fan keeps operation quiet even during gaming, which is essential for users who value a serene environment. The 5-year warranty provides assurance of quality and durability from a trusted hardware manufacturer.
This unit is perfect for mid-sized builds that need reliable power without complex cable management. It is a practical choice for anyone looking for a cheap power supply for gaming PC that balances size, performance, and safety.
Compact Efficiency
The compact form factor allows installation in tighter cases where space is limited, without sacrificing necessary power for gaming.
Trusted Reliability
MSI's reputation for quality combined with a strong warranty makes this a safe choice for budget builds requiring long-term support.
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8. MSI MAG A650BE – Semi-Modular Cheap Power Supply for Gaming PC
MSI MAG A650BE ATX Power Supply
650W Power Output
80+ Bronze Certified
Semi-Modular Cabling
Active PFC Design
The MSI MAG A650BE offers semi-modular convenience with a compact form factor ideal for standard ATX cases. It delivers stable 650W power with 80+ Bronze certification and active PFC for efficient energy use.
Pros
- Semi-modular flexibility
- Compact design
- Low noise operation
- DC-DC circuit design
- High efficiency
Cons
- Some fixed cables
- Standard connectors
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The semi-modular design allows you to connect only the essential cables, reducing clutter inside your PC case. DC-DC circuit design ensures stable voltage output across different loads, protecting your sensitive components from fluctuations.
Like the A650BN, it features a low-noise fan and comprehensive industrial protections. The 5-year warranty reinforces its quality, making it a durable option for gamers who need reliability without premium costs.
This unit is best suited for users who want some cable management flexibility without paying for fully modular units. It is an excellent candidate for a cheap power supply for gaming PC that offers balance and practical design.
Cable Management
Semi-modular design lets you plug in essential cables only, keeping unused wires out of the case for better airflow.
Voltage Stability
DC-DC circuits maintain steady voltages even when system loads change quickly during gaming or application switching.
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9. Apevia SPIRIT600W – Simple Cheap Power Supply for Gaming PC
Apevia SPIRIT600W ATX Power Supply
600W Power Output
120MM Fan
Full Protection Suite
Split Connectors
The Apevia SPIRIT600W Power Supply is a straightforward option for basic builds requiring standard power delivery. Its 600W output is sufficient for entry-level systems and it comes with essential protections against power issues.
Pros
- Affordable price
- Split connectors
- Auto-thermal fan
- Multiple protections
- Black casing design
Cons
- Basic build quality
- No efficiency rating
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The auto-thermally controlled 120mm fan ensures cooling when needed without adding constant noise. Split connectors allow flexibility for motherboards that require 4-pin or 20-pin inputs, offering some adaptability for older hardware.
The black sandblasted casing provides a clean look that fits most PC cases. While it lacks a specific efficiency rating, it remains a viable option for users prioritizing function and simplicity over advanced features or certifications.
This unit is recommended for basic office or entry gaming builds where cost is the primary concern. It offers a reliable foundation for those seeking the most affordable cheap power supply for gaming PC.
Connector Flexibility
Split connectors allow one cable to serve multiple motherboard requirements, simplifying connections for older system configurations.
Thermal Control
The fan runs automatically based on temperature, ensuring cooling happens only when necessary to reduce unnecessary noise.
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10. Segotep GM850 – Future-Proof Cheap Power Supply for Gaming PC
Segotep GM850 ATX Power Supply
850W Power Output
80 Plus Gold Certified
Native 12VHPWR
DC-DC Structure
The Segotep GM850 brings modern standards like PCIe 5.1 and ATX 3.1 to the budget market with its 850W fully modular design. The native 12VHPWR cable can deliver up to 600W directly to PCIe 5.1 graphics cards for maximum performance.
Pros
- Future ready standards
- Native HPWR cable
- Gold efficiency
- Stable output
- Flat white cables
Cons
- Cable color mismatch
- Mid-range pricing
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With 80 Plus Gold certification, it ensures high efficiency and lower energy consumption. The DC-DC structure and full bridge LLC resonance assist provide stable and safe power output, minimizing voltage ripples during system operations.
The flat white cables improve airflow and strengthen cable management within your case. The unit holds significant power excursion capabilities, ensuring stability even when high-end hardware draws sudden bursts of energy.
This unit is ideal for gamers planning to upgrade to the latest GPU models soon. It provides future-proofing at an accessible price, making it a smart choice for a cheap power supply for gaming PC focused on longevity.
Next-Gen Connectivity
Native support for new GPU power connectors means no adapters are needed, simplifying installation and reducing potential failure points.
Power Stability
Advanced resonance technology ensures the power supply remains stable during high load scenarios like gaming or rendering.
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Buying Guide – How to Choose the Best Cheap Power Supply for Gaming PC
Selecting the right power supply involves balancing wattage, efficiency, safety features, and build quality to ensure your PC runs smoothly.
Wattage Requirements
Determine your system's power draw by adding the wattage of your CPU and GPU plus overhead. Ensure your chosen unit provides enough continuous output to handle peak loads without strain.
Always choose a unit with slightly higher wattage than your system needs to allow for future upgrades and efficient operation.
Efficiency Ratings
Look for 80 Plus Bronze, Gold, or higher ratings. Higher efficiency means less wasted energy as heat and lower electricity bills over time.
Gold rated units are ideal for gaming PCs where performance and power savings matter more than basic Bronze models.
Modularity Options
Modular power supplies let you connect only the cables you need, improving airflow and cleanliness inside your case. Non-modular units are cheaper but may cause cable clutter.
Semi-modular options offer a compromise with essential cables fixed and optional ones detachable for cleaner builds.
Safety Protections
Essential protections include OVP, UVP, OPP, and SCP. These features prevent damage to your components if power surges or shorts occur.
Always verify the unit lists these industrial-level protections to ensure your hardware is safeguarded from electrical faults.
Form Factor Size
Standard ATX units fit most cases but smaller compact models are available for limited space builds. Ensure the dimensions match your case specifications.
Larger fans may improve cooling but check physical clearance to avoid interference with other components like graphics cards.
Connector Types
Modern GPUs require PCIe 8-pin or 12VHPWR connectors. Ensure your power supply has the correct cables to avoid using adapters that could be unsafe.
Check for sufficient SATA and CPU power connectors for all your drives and motherboard requirements before purchasing.
Warranty and Support
A longer warranty indicates confidence in product quality and gives peace of mind for your investment. Look for units offering at least 3 to 5 years of coverage.
Reputable brands usually provide better customer support and replacement policies if issues arise during normal usage.
How to Use and Care for Your Cheap Power Supply for Gaming PC
Ensure the power supply is properly grounded and connected to a surge protector. This prevents electrical spikes from damaging the unit or your components during operation.
Regularly clean dust from vents and fans using compressed air. Accumulated dust can cause overheating and reduce the lifespan of the internal components.
Avoid placing your PC near heat sources or direct sunlight to maintain optimal operating temperatures. Keep the area around the unit clear for better airflow.
Frequently Asked Questions
How do I know what wattage I need for my gaming PC?
Calculate the total wattage of your CPU and GPU, then add 100-200W for other components. If your GPU recommends a specific PSU wattage, use that as a baseline and add extra for headroom.
Is a higher efficiency rating worth the extra cost?
Yes, higher efficiency ratings like 80 Plus Gold reduce heat and electricity costs over time. They often indicate better quality components and longer lifespan compared to basic units.
What is the difference between modular and non-modular power supplies?
Modular units let you attach only the cables you need, reducing clutter and improving airflow. Non-modular units come with all cables permanently attached which can make cable management harder.
Can I use adapters if my PSU lacks the correct connectors?
It is best to use a power supply with native connectors. Adapters can introduce points of failure or may not handle the required power safely.
How often should I clean my power supply?
Clean your PSU every three to six months with compressed air. Dust buildup restricts airflow and can lead to overheating during gaming sessions.
Why is the fan making noise during gameplay?
Fan noise often increases under load due to higher internal temperatures. Ensure dust is cleared and the unit has proper airflow to minimize this effect.
Do I need to worry about ATX standards for budget builds?
ATX standards ensure safety and compatibility. Newer standards like ATX 3.1 handle transient power spikes better, which is important for modern high-performance GPUs.
Final Thoughts on Choosing the Best Cheap Power Supply for Gaming PC
Our top picks range from the value-focused ARESGAME AGV to the premium CORSAIR RM750e, ensuring you find a model that suits your specific needs and budget constraints.
Prioritize efficiency and safety features over flashy designs to ensure your hardware remains protected. A reliable power supply is the backbone of any stable and performant gaming system.
Remember to check the current listings before buying as prices change frequently. Finding the best deal helps you maximize your budget while securing quality power for your gaming PC.