A 750W power supply (PSU) is the golden standard for modern PC builds—it efficiently supports hardware like RTX 4070/3080 graphics cards and Ryzen 7/Core i7 processors while leaving headroom for future upgrades. New models with ATX 3.1 and PCIe 5.1 compatibility specifically address the transient power spikes of next-gen GPUs, eliminating bottlenecks. Below, we evaluate GameMax’s top 750W PSUs based on efficiency, compatibility, and silent design.
Efficiency Certification: 80 Plus Gold or higher ensures >90% efficiency under typical loads, reducing energy costs and heat.
Modular Design: Fully or semi-modular cables minimize clutter, optimizing case airflow and cable management.
Modern Standard Support: ATX 3.1 and PCIe 5.1 compatibility (with native 12V-2x6 connectors) avoids power loss from adapters for RTX 40-series GPUs.
Cooling & Silence: FDB/hydrodynamic bearing fans with smart start-stop technology keep noise below 30dB under heavy loads.
Capacitors & Protection: High-quality Japanese/Taiwanese capacitors enhance stability, while overvoltage/overcurrent/short-circuit protection is essential for safety.
Core Specs: 80 Plus Gold certified, fully modular, native ATX 3.1/PCIe 5.1 support, 140mm FDB silent fan.
Technical Highlights: Utilizes APFC+LLC+DC-DC hybrid topology for 90% typical efficiency. The MPS1213 chip optimizes the resonant circuit, keeping voltage ripple within ±1%. The native 12V-2x6 connector directly powers RTX 4070 GPUs, eliminating adapter heat risks.
Ideal for: Mid-to-high-end gaming rigs and productivity workstations, especially with i7-14700K+RTX 4070 setups. Backed by a 10-year warranty for durability.
Core Specs: 80 Plus Gold certified, ATX 3.1/PCIe 5.1 support, 140mm ARGB fan, adaptive fan control.
Unique Features: ARGB fan supports motherboard sync for 16.8 million color customizations. Paired with fully modular black braided cables, it balances aesthetics and cable management. Efficiency matches the GX PRO series, but the fan stops entirely under low loads for superior silence.
Ideal for: Users with side-panel cases or those seeking personalized lighting, best paired with ARGB-supported motherboards
Core Specs: 80 Plus Gold certified, SFX form factor, Japanese NCC/KEMET capacitors, intelligent temperature-controlled) 80mm fan.
Compact Advantages: At 125x100x63.5mm, it fits ITX/MATX small cases. Fully modular design reduces internal clutter. Japanese capacitors ensure 105℃ heat resistance, with comprehensive protections (overpower, overtemperature, etc.)—perfect for HTPCs or mini-PCs.
Ideal for: Small cases like Lian Li Q series or SilverStone SG14, or portable workstations needing compact power.
Core Specs: 80 Plus Gold certified, semi-modular design, LLC+DC-DC topology, FDB silent fan.
Value Proposition: While lacking ATX 3.1 support, its 92% typical efficiency rivals Platinum-level PSUs. Semi-modular design retains essential motherboard/CPU cables while allowing custom GPU cables, appealing to budget-conscious users seeking stability.
Ideal for: Mid-range gaming rigs (e.g., R5-7600+RTX 3060 Ti) or practical builds without urgent new-standard needs.
High-End Hardware & Future Compatibility: Prioritize GX PRO 750G or RGB PRO 750G for ATX 3.1/PCIe 5.1 support for next-gen GPUs.
Small Cases & Compact Design: GS 750G’s SFX form factor is the only choice, with Japanese capacitors and smart cooling for small spaces.
Lighting & Aesthetics: RGB PRO 750G’s ARGB fan creates integrated lighting effects, ideal for transparent side-panel cases.
Budget & Practicality: GX 750GF balances performance and cost with Gold efficiency and semi-modular design for mainstream users.
Choosing a 750W PSU requires balancing current hardware needs with future upgrades. GameMax’s GX PRO 750G leads as the most comprehensive choice, while RGB PRO 750G and GS 750G set benchmarks in lighting and compact design, respectively. Whichever model you choose, 80 Plus Gold efficiency, modularity, and modern standard support ensure long-term stability. Select based on case size, hardware configuration, and personal preferences to find the perfect fit for your setup.
GameMax GX 750GF Modular Power Supply, 750W 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 750W 80+ Bronze Ultra-Stable Power Supply with Dual DC-DC Control, Smart Fan, and Premium Heat Dissipation.
• Dual Control DC-DC 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.
RGB PRO 750G 750W 80+ Gold ATX3.1 Power Supply with Adaptive Fan & ARGB SYNC
• 80 Plus Gold Efficiency: Delivers 90%+ efficiency under typical loads, cutting power use and noise for dependable performance.
• ATX3.1 & PCIe5.1 Support: Native 12V-2x6 connector ensures seamless power to RTX 40/50 GPUs, optimizing delivery and reducing loss.
• Adaptive Fan Control: 14CM fan auto-adjusts speed based on load, balancing energy efficiency with quiet operation.
• High-Quality Components: Japanese 105°C and solid capacitors guarantee durability, stability, and reliability for intensive tasks.
• Customizable RGB Lighting: 25 lighting modes with memory and ARGB SYNC support, enabling personalized and synchronized visual effects.
GS 750G 80 Plus Gold Certified SFX Power Supply with Intelligent Cooling, Japanese Capacitors, and Comprehensive Protection
• 80 Plus Gold Certified Efficiency: Enhances power efficiency and stability, reducing the risk of system crashes.
• High-Quality Japanese Capacitors: Ensures long-term reliability and stability with 105°C electrolytic and solid-state capacitors.
• Intelligent Fan Control: 9.2cm hydraulic bearing fan with PWM automatic control starts and stops based on power consumption (above 20% and below), optimizing cooling and noise.
• Advanced Wireless Output Design: Gold-plated pins and high-density copper posts enable efficient, reliable power output and improved heat dissipation.
• Comprehensive Circuit Protection: Provides multi-layered protection (OPP, OVP, UVP, OCP, SCP, OTP) to safeguard your PC and components from damage.
GX PRO 750G 80 Plus Gold Modular Power Supply: ATX3.1 Ready, Silent Cooling, & Premium Durability
• 80 Plus Gold Efficiency & Quiet Operation: Achieves 90% efficiency under typical loads with APFC+LLC+DC-DC design, minimizing power waste and noise.
• Premium Durability & Reliability: Built with Japanese 105°C capacitors and solid capacitors for long-term stability and performance.
• ATX3.1 & PCIe5.1 Ready: Features a native 12V-2x6 connector for seamless RTX 40/50 GPU compatibility and efficient power delivery.
• Advanced Thermal Management: 13.5cm FDB fan with intelligent temperature control ensures quiet cooling and optimal heat dissipation.
• Modular Design & Robust Protection: Fully modular layout with dual-stage EMI filtering and NTC thermistor safeguards against surges, while gold-plated cables ensure durable, high-conductivity connections.
