The 500-550W power range is the "golden sweet spot" for mainstream builds. It efficiently powers mid-range gaming setups (e.g., RTX 3060/RTX 4060 graphics cards with Intel i5/i7 or AMD Ryzen 5/7 processors) and supports office, design, and general-use systems. These PSUs balance size, efficiency, and cost—ideal for users who don’t want to overpay for excess wattage.

80 Plus Certification & Efficiency:
80 Plus Gold-certified PSUs offer >90% efficiency at typical loads, perfect for energy-saving and quiet operation.
80 Plus Bronze models provide solid value for budget-conscious users needing basic stability.
Modular Design:
Fully/semi-modular designs reduce cable clutter, optimizing case airflow and cable management—great for enthusiasts.
Fan & Noise Control:
FDB (Fluid Dynamic Bearing) fans ensure long lifespan and low noise, paired with smart thermal control for quiet high-load performance.
Compatibility & Future-Proofing:
PSUs supporting ATX 3.1/PCIe 5.1 standards work seamlessly with next-gen GPUs (e.g., RTX 40 series), avoiding upgrade bottlenecks.
Power: 550W | Certification: 80 Plus Gold | Design: Fully Modular
Key Features:
LLC + DC-DC topology delivers >92% efficiency for optimal energy use.
FDB silent fan with smart thermal control keeps noise below 25dB under load.
ATX 3.1 compliant with a single 12V rail for stable, powerful output.
Ideal for: Mid-range gaming PCs and small workstations; users prioritizing efficiency and quiet operation.
Power: 550W | Certification: 80 Plus Gold | Design: Fully Modular
Key Features:
140mm ARGB fan syncs with motherboard lighting for customizable builds.
90% efficiency with Japanese capacitors for ripple-free power delivery.
Black braided modular cables enhance cable management and durability.
Ideal for: RGB enthusiasts and gamers seeking a visually striking, high-performance PSU.

Power: 550W | Certification: 80 Plus Bronze | Design: Non-Modular
Key Features:
Dual DC-DC control circuits minimize 12V ripple, outperforming rivals in stability.
Smart thermal fan runs silently at low loads, ramping up dynamically under stress.
Taiwanese high-quality capacitors support 100-240V wide voltage input for global compatibility.
Ideal for: Office PCs and entry-level gaming systems; budget users needing reliable power.
Power: 550W | Certification: 80 Plus Gold | Design: Fully Modular
Key Features:
Platinum-level architecture delivers >92% efficiency in a 15% smaller form factor.
FDB fan with metal heat sinks boosts cooling efficiency by 30%.
Fully modular design fits ITX/MATX cases with flexible cable management.
Ideal for: Small-form-factor builds and mini-PCs; users prioritizing space and efficiency.
Power: 500W | Certification: 80 Plus Gold | Design: Semi-Modular
Key Features:
Semi-modular design balances flexibility and cost, with essential cables fixed and others detachable.
LLC resonant circuit + DC-DC conversion keeps voltage ripple <1% for sensitive hardware.
120mm silent fan with low-load fan stop for quiet, power-saving operation.
Ideal for: Home PCs and light gaming setups; users seeking "just-right" performance on a budget.
Mid-Range Gaming PC: Choose GX 550GF or RGB 550G for Gold efficiency and modularity, supporting RTX 4060-class GPUs with stable, quiet performance.
Office/Home Use: GP 550B or GM 500G BK offer reliable Bronze/Gold certification with basic thermal control, perfect for cost-effective setups.
Small Case Builds: GX 550 Modular BK’s compact design and modular cables excel in ITX cases without compromising performance.
The 500-550W segment thrives on "precision matching": Gold-certified models suit users prioritizing long-term efficiency and stability, while Bronze options deliver basic power at lower costs. GameMax’s lineup caters to diverse needs—modularity, lighting, compact form—ensuring gamers, professionals, and casual users can find the right fit. When choosing, prioritize efficiency certification, fan technology, and interface compatibility to future-proof your build.
GM-Series power supply 2024 Edition, Fully-modular cables allowing you to only connect cables that your system needs
• Fewer cables allow it to be tidy and better airflow inside your case
• High efficiency with multi-protection gives the user durability and total confidence in your next system build
• Built-in APFC (Active Power Factor Correction) rates
• Smart fully-modular design offers easier cable management
• Up to 85%+ efficiency with official 80Plus certificate
• Mesh sleeves reduce the blockage of system air flow
• Silent 14cm fan with optimized thermal fan speed control
• Powerful single +12V rail offers compatible DC output.Specifications are subject to change without notice
• Products and models may vary depending on your region
• Contact your local retailer for more information.
The GameMax GX 550GF Modular Power Supply, 80+ Gold certified, offers top-tier performance in a compact package. Key features:
• High Efficiency: Over 92% efficient with LLC & DC-DC technology for energy savings.
• Silent & Cool: HDB fan for whisper-quiet operation and effective heat dissipation.
• Modular Design: Easy cable management for a cleaner build and improved airflow.
• Stable & Durable: All-solid capacitors and SMT components ensure long-lasting reliability.
• Broad Compatibility: Supports latest graphics cards and full voltage input range.
• Protection: Seven levels of safeguards protect your system from harm.
GAMEMAX GP 550B 80+ Bronze Ultra-Stable Power Supply, Smart Fan, and Premium Heat Dissipation.
• Dual Control Circuit: Features 180-degree phase-shifted 3.3V/5V outputs, minimizing impact on +12V input and reducing ripple noise for enhanced stability and ±2% voltage accuracy.
• Premium Taiwanese Capacitors: Utilizes high-quality TEAPO capacitors for reliable full-load performance and stable power delivery.
• Smart Temperature Control Fan 14CM: Automatically adjusts fan speed based on load, balancing energy efficiency and low-noise operation.
• Double-Sided PCB with Top-Side SMD Layout: Single-sided component design (no bottom components) improves stability and manufacturing precision.
• Enhanced Heat Dissipation: Aluminum extrusion and optimized crystal heat dissipation architecture ensure efficient cooling for sustained performance.