ARESGAME AGV Series 500W Power Supply
4.4Editor score
80 Plus Bronze Certified
500W Continuous Output
5 Year Warranty Included
In this guide
Building a gaming PC on a budget requires smart component choices without sacrificing stability. The power supply unit is critical for system reliability and performance. Selecting the right unit ensures your hardware receives clean power for long-term use.
We evaluated ten affordable power supplies based on efficiency ratings, build quality, and warranty coverage. Each unit was analyzed for compatibility with modern graphics cards and system requirements. Our goal is to find value without compromising essential protection features.
Each pick highlights key specifications and ideal use cases for different build sizes. Note that pricing and availability can fluctuate based on market conditions. Always verify current specs before purchasing to ensure compatibility with your specific components.
Top 3 Picks for Best Cheap Power Supply for Gaming PC
Segotep 650W ATX Power Supply
4.6Editor score
80 Plus Gold Certified
650W High Efficiency
Global Voltage Adaptation
1000W Fully Modular Power Supply
4.6Editor score
ATX 3.1 Ready
Fully Modular Cabling
10 Year Warranty
Top 10 Best Cheap Power Supply for Gaming PC in 2026 Compared
This side-by-side comparison highlights key specifications across all ten selected power supplies. We focus on wattage, efficiency certification, modularity, and warranty terms to help you make an informed decision.
ProductsSpecificationsEditor scorePrice
Best Budget
Thermaltake SMART 600W
600W Continuous Output
80 Plus Certified
Active PFC
5 Year Warranty
4.5Editor score
Editor's Choice
1000W Fully Modular
1000W High Wattage
80 Plus Gold
Fully Modular
10 Year Warranty
4.6Editor score
Best Budget
ARESGAME AGV 500W
500W Continuous Output
80 Plus Bronze
Non Modular
5 Year Warranty
4.4Editor score
CORSAIR RM750e
750W Power Supply
ATX 3.1 Ready
Fully Modular
Low Noise Fan
4.6Editor score
Segotep 650W
650W Output
80 Plus Gold
Non Modular
Global Voltage
4.6Editor score
GAMEMAX RGB-850-SE
850W High Wattage
80 Plus Gold
Fully Modular
RGB Lighting
4.4Editor score
MSI MAG A650BN
650W Compact
80 Plus Bronze
Non Modular
Low Noise Fan
4.7Editor score
MSI MAG A650BE
650W Semi Modular
80 Plus Bronze
Low Noise Fan
Active PFC
4.7Editor score
Apevia SPIRIT600W
600W Output
120MM Fan
Full Protections
Split Connectors
4.3Editor score
Segotep GM850
850W Power
80 Plus Gold
Fully Modular
ATX 3.1
4.5Editor score
1. Segotep 650W – Best Overall Cheap Power Supply for Gaming PC
Segotep 650W ATX Power Supply
650W Continuous Output
80 Plus Gold Efficiency
Single 12V Rail
Global Voltage Adaptation
The Segotep 650W ATX Power Supply stands out as a top contender for budget builds. With an 80 Plus Gold certification, it offers exceptional efficiency that reduces heat and energy costs. Its solid performance and reliable output make it a smart choice for gamers.
Pros
- High efficiency rating saves energy
- Stable power delivery
- Affordable price point
- Quiet fan operation
Cons
- Non-modular design limits cable management
- Basic casing aesthetics
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This unit delivers stable power through a single 12V rail that supports demanding components. It includes four PCI-E 6+2 Pin connectors suitable for modern graphics cards. The global voltage adaptation feature ensures usability across different regions without extra equipment.
While it lacks modularity which can complicate cable routing, the design focuses on airflow and cooling. The price point remains competitive compared to other gold-rated options. It balances cost and performance effectively for mid-range gaming systems.
Buyers seeking a reliable entry-level gold PSU should consider this model. It provides a solid foundation for builds needing 650 watts without overspending. The balance of efficiency and power makes it a recommended choice for value-conscious consumers.
Efficiency and Energy Savings
The 80 Plus Gold rating ensures high efficiency which lowers electricity bills and system heat.
Regional Voltage Flexibility
Global Voltage Adaptation allows safe use in various countries without voltage converters.
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2. ARESGAME AGV 500W – Best Budget Cheap Power Supply for Gaming PC
ARESGAME AGV Series 500W Power Supply
500W Continuous Output
80 Plus Bronze Certified
120mm Quiet Fan
OVP OVP/OPP/SCP
The ARESGAME AGV Series 500W Power Supply offers excellent value for entry-level gaming builds. Its 80 Plus Bronze certification ensures efficient power delivery while maintaining a low price. The unit includes essential protections and a quiet fan for stable operation.
Pros
- Very affordable price
- Bronze efficiency rating
- Quiet fan operation
- 5 Year Warranty
Cons
- Non-modular cables
- Limited wattage for high-end GPU
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This supply delivers 500 watts continuously which suits mid-range graphics cards and CPUs. The 120mm fan provides excellent cooling without excessive noise. All cables are black to maintain a clean look inside the chassis. A robust protection suite guards against voltage spikes.
The main limitation is the non-modular design which may clutter smaller cases. Wattage might be insufficient for future upgrades to high-end components. However, for budget-conscious users it provides reliable performance and essential safety features for daily use.
This PSU is ideal for first-time builders or systems needing basic power. It balances cost and performance effectively for entry-level gaming. The 5-year warranty adds confidence to its long-term reliability claim.
Affordable Efficiency
Bronze certification provides good efficiency at a price point accessible to all budgets.
System Safety Protections
Heavy protection suite ensures safe operation against common electrical issues like surges.
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3. 1000W Fully Modular – Best Premium Cheap Power Supply for Gaming PC
1000W Fully Modular Power Supply
1000W High Wattage
ATX 3.1 PCIe 5.1
Fully Modular Design
10 Year Warranty
This 1000W Fully Modular Power Supply offers premium features at a competitive price. It supports ATX 3.1 and PCIe 5.1 standards ensuring future-proof compatibility. The gold efficiency rating and Japanese capacitors ensure stable power delivery for high-performance components.
Pros
- Supports high-end GPUs
- Modular cable management
- RGB lighting and fan
- 10 Year Warranty
Cons
- Higher price point
- RGB may not suit all users
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Modular design reduces cable clutter for better airflow and aesthetics. The included 12V-2×6 cable supports next-gen graphics cards with safety connectors. RGB lighting adds customization options while the silent fan maintains low noise under load.
The price is higher than basic units but justified by high wattage and warranty. RGB features may not appeal to minimalist builders. However, the performance and protection features make it a top choice for enthusiasts.
Gamers planning high-end builds should consider this unit for its power capacity. It delivers reliability and efficiency suitable for demanding gaming sessions. The long warranty provides peace of mind for long-term investment.
Next-Gen Component Support
ATX 3.1 and PCIe 5.1 ready ensures compatibility with latest GPUs and standards.
Superior Cable Management
Fully modular design allows connecting only needed cables for cleaner builds.
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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
Industry Grade Protections
The Thermaltake SMART 600W ATX Power Supply is a reliable choice for mid-range gaming. It delivers 600W continuous output with 80 Plus certification for efficient performance. Active PFC helps stabilize power draw and energy consumption effectively.
Pros
- Solid wattage for mid-rigs
- Active PFC for efficiency
- Industry grade protections
- Good value pricing
Cons
- Non-modular cabling
- Standard fan noise
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Industry grade protections like OPP and OVP safeguard components from electrical damage. The 12V rail supports modern graphics cards with sufficient power. Its hold-up time ensures stability during power fluctuations.
Build quality is good but lacks modern features like modularity. The fan noise is acceptable but not silent under load. It remains a sturdy option for users needing dependable power without extra costs.
Buyers seeking a no-frills reliable unit should consider this model. It balances cost and performance well for standard gaming systems. The protections and wattage make it a safe choice for many builds.
Power Factor Correction
Active PFC improves efficiency and reduces waste energy from the system.
Component Safety
Multiple protection layers ensure safe operation against over-voltage and short circuits.
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5. CORSAIR RM750e – Efficient Cheap Power Supply for Gaming PC
CORSAIR RM750e ATX 3.1 Power Supply
750W Power Supply
ATX 3.1 Certified
Fully Modular
Silent Fan
The CORSAIR RM750e delivers 750 watts with ATX 3.1 certification for modern GPUs. Its fully modular design simplifies cable management for clean builds. The rifle bearing fan keeps noise low even under full load.
Pros
- Modern ATX 3.1 standard
- Fully modular cables
- Quiet operation
- High efficiency
Cons
- Higher price than basics
- Limited availability
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It maintains steady power with 105°C capacitors for durability. Modern standby compatibility ensures fast wake times for convenience. The black design fits most case aesthetics without clashing.
Price is higher than budget options but offers premium features. It is suitable for those wanting future-proof standards at a reasonable cost. Reliability and quietness make it a favorite among gamers.
This model is great for those prioritizing silence and cable management. It supports high-end components efficiently with minimal noise. A strong choice for users valuing build quality and standards.
Modern Standby Compatibility
Fast wake-from-sleep times improve user convenience and power efficiency.
Rifle Bearing Fan
Specially designed fan curve ensures low noise during operation.
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6. GAMEMAX RGB-850-SE – Feature-Rich Cheap Power Supply for Gaming PC
GAMEMAX RGB-850-SE 850W Power Supply
850W High Wattage
80 Plus Gold Certified
Fully Modular
RGB Lighting Sync
The GAMEMAX RGB-850-SE provides 850W of power with gold efficiency. It features fully modular cables for easy installation and airflow. The RGB lighting syncs with motherboard software for aesthetic customization.
Pros
- 850W supports high-end GPUs
- RGB lighting sync
- Fully modular cables
- Gold efficiency
Cons
- RGB can be distracting
- Fan noise under load
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Japanese capacitors ensure long-lasting reliability and stable output. It supports high transient power excursions for newer graphics cards. The 140mm fan maintains heat dissipation without excessive noise.
RGB features may not suit all users but enhance visual builds. Wattage is ample for multi-GPU setups or high-end single units. It balances power and style for enthusiast builds on a budget.
Gamers wanting RGB and high power should consider this unit. It provides reliable delivery with premium features. A strong option for those valuing visual integration and capacity.
Japanese Capacitor Reliability
Premium capacitors ensure stable output and long-term durability.
Power Excursion Support
Supports 200% power excursions for modern high-performance GPUs.
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7. MSI MAG A650BN – Compact Cheap Power Supply for Gaming PC
MSI MAG A650BN Non-Modular Power Supply
650W Compact Design
80 Plus Bronze
Active PFC
Low-Noise Fan
The MSI MAG A650BN offers a compact design for smaller gaming rigs. It delivers 650W with 80 Plus Bronze efficiency for reliable power. The active PFC design optimizes power usage effectively.
Pros
- Compact size fits cases
- Active PFC design
- Low noise fan
- High reliability
Cons
- Non-modular cables
- Basic protection features
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The low-noise fan ensures quiet operation during gaming sessions. DC-DC circuit design stabilizes voltage for sensitive components. Industrial level protections guard against electrical issues.
Non-modular cables may restrict airflow in tight cases. It is best for builds prioritizing size and simplicity. The 5-year warranty adds confidence to its build quality.
Buyers with compact cases should consider this reliable unit. It balances cost and performance for mid-range systems. A solid choice for silent and efficient power needs.
DC-DC Circuit Design
Stabilizes voltage output for better component safety and performance.
Active PFC Efficiency
Optimizes power draw to reduce waste and energy costs.
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8. MSI MAG A650BE – Semi-Modular Cheap Power Supply for Gaming PC
MSI MAG A650BE Semi-Modular Power Supply
650W Semi Modular
80 Plus Bronze
Low Noise Fan
Active PFC Design
The MSI MAG A650BE provides semi-modular flexibility for cable management. It maintains the same reliable components as the non-modular version. Active PFC design and low-noise fan ensure efficient quiet operation.
Pros
- Semi-modular cabling
- Compact form factor
- Quiet operation
- Reliable protection
Cons
- Semi-modular limits customization
- Bronze efficiency
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The semi-modular design reduces clutter while keeping essential cables fixed. DC-DC circuit design stabilizes voltage for better performance. Industrial protections ensure safety during power fluctuations.
Modularity is partial which is acceptable for most budget builds. It fits well in standard cases without overwhelming space. The 5-year warranty ensures long-term reliability for buyers.
Gamers needing some cable flexibility should consider this model. It balances convenience and cost for mid-range systems. A strong choice for those wanting better airflow.
Semi-Modular Convenience
Allows selective cable use for reduced clutter in the case.
Industrial Level Protection
Ensures safety against over-voltage and short circuits.
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9. Apevia SPIRIT600W – Versatile Cheap Power Supply for Gaming PC
Apevia SPIRIT600W ATX Power Supply
600W Output
120MM Fan
Full Protections
Split Connectors
The Apevia SPIRIT600W ATX Power Supply offers 600W for entry builds. Its split connectors adapt to different motherboard and GPU requirements. Auto-thermally controlled fan adjusts speed based on system heat.
Pros
- Split connectors for compatibility
- All protections included
- Affordable price
- Simple design
Cons
- Basic build quality
- Limited future-proofing
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Heavy-duty protections cover over-current and over-temperature issues. The casing is sandblasted for a durable finish. Connectors include main power and SATA for modern peripherals.
Build quality is basic but functional for budget systems. Split connectors are useful for mixed setups. It remains an affordable option for entry-level enthusiasts.
Buyers needing basic reliable power should consider this model. It offers flexibility and protection at a low price. A safe choice for simple gaming rigs.
Split Connector Flexibility
Connectors adapt to different motherboard requirements for compatibility.
Auto-Thermal Fan Control
Fan adjusts speed based on heat to reduce noise.
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10. Segotep GM850 – High Wattage Cheap Power Supply for Gaming PC
Segotep GM850 850W Power Supply
850W High Wattage
80 Plus Gold
Fully Modular
ATX 3.1 Ready
The Segotep GM850 provides 850W for future-proof gaming builds. It supports ATX 3.1 and PCIe 5.1 for next-gen components. Fully modular flat white cables improve airflow and management.
Pros
- High wattage support
- Fully modular design
- ATX 3.1 standards
- Gold efficiency
Cons
- Price slightly higher
- Basic warranty
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Native 12VHPWR cable supports high-wattage GPUs safely. DC-DC structure ensures stable output for reliable operation. The gold certification promises lower energy consumption.
This unit balances wattage and modern features well. It is ideal for high-end setups needing extra power. The design prioritizes efficiency and stability for heavy loads.
Gamers planning high-performance rigs should consider this model. It delivers reliable power with modern standards. A strong value for those needing high capacity.
Native 12VHPWR Cable
Direct support for next-gen GPUs with up to 600W power.
Flat Cable Management
Flat white cables improve airflow and case aesthetics.
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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 and protection features for your build needs.
Wattage Requirements
Determine your total system wattage by adding CPU and GPU power needs. Aim for headroom to accommodate peaks and future upgrades.
Ensure the PSU offers at least 20 percent more power than your system requires for safety.
Efficiency Ratings
Efficiency ratings like 80 Plus Bronze or Gold indicate how much energy is wasted as heat. Higher ratings reduce electricity costs and heat.
Choose at least Bronze for budget builds and Gold for energy efficiency.
Modularity Options
Modular PSUs allow connecting only necessary cables reducing clutter and improving airflow. Non-modular units are cheaper but harder to manage.
Semi-modular offers a balance by fixing essential power cables.
Protection Features
Protection like OVP OPP and SCP safeguard components from electrical issues. Ensure the PSU includes multiple layers of safety.
Industrial-level protection ensures stability and longevity for your hardware.
Fan Noise Levels
A quiet fan maintains comfort during gaming sessions without excessive noise. Look for low-noise or auto-thermally controlled fans.
Check reviews to ensure noise stays low under load.
Warranty and Support
Warranty length reflects manufacturer confidence in product quality. Longer warranties offer better long-term protection.
Opt for units with at least 5 years of coverage.
Connector Compatibility
Ensure the PSU has enough PCIe and SATA connectors for your GPU and drives. Split connectors add flexibility.
Verify standards like ATX 3.1 if using next-gen components.
Form Factor and Size
The PSU must fit inside your case without restricting airflow. Compact designs suit smaller builds.
Check dimensions to avoid compatibility issues.
How to Use and Care for Your Cheap Power Supply for Gaming PC
Install the power supply in the designated case compartment ensuring all screws are tight. Route cables through management holes for better airflow.
Regularly clean dust from fans and vents using compressed air to maintain cooling efficiency. Avoid blocking intake or exhaust areas.
Turn on the PSU switch only after all cables are securely connected. Monitor temperatures during first use to ensure stable performance.
Frequently Asked Questions
What wattage do I need for a budget gaming PC?
For a budget gaming PC with mid-range components a 500W to 650W power supply is usually sufficient. This range handles most CPUs and GPUs without requiring future upgrades.
Is 80 Plus Bronze certification enough?
Yes 80 Plus Bronze offers solid efficiency for budget builds. It saves energy and reduces heat compared to non-rated units. For better efficiency consider Gold.
Why is modularity important for a power supply?
Modularity lets you connect only necessary cables reducing clutter and improving airflow. This enhances cooling and aesthetics inside the PC case.
How do I check if a PSU supports my GPU?
Verify the PSU has enough PCIe connectors and wattage for your GPU. Check the manufacturer page for GPU compatibility lists.
Are cheap power supplies safe to use?
Yes units with proper certifications and protections are safe. Ensure they meet 80 Plus standards and include OVP or SCP.
What is ATX 3.1 standard?
ATX 3.1 is a newer standard offering better power handling and support for modern components. It helps with stability during high-load gaming.
Final Thoughts on Choosing the Best Cheap Power Supply for Gaming PC
We covered ten options ranging from basic units to future-proof high-wattage models. Each offers distinct advantages depending on build size and component needs.
Prioritize efficiency and protection over extra features like RGB for reliability. Ensure the PSU matches your current and planned components.
Always check current prices and stock before purchasing. The right choice ensures stable performance for years of gaming.