ARESGAME AGV Series 500W Power Supply, 80 Plus vs Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &
Updated August 2026 — Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & leads on modularity and capacitors.
The Thermaltake Smart BM3 offers superior power output and build quality, making it the better choice for high-performance systems. However, the ARESGAME AGV is a budget-friendly option for basic setups.
Why ARESGAME AGV Series 500W Power Supply, 80 Plus is better
Price
ARESGAME is significantly cheaper at $37.99.
Warranty
Both have a 5-year warranty.
Cooling
ARESGAME has a quiet 120mm fan.
Why Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & is better
Power Output
Thermaltake provides 750W compared to ARESGAME's 500W.
Build Quality
Thermaltake uses high-quality Japanese capacitors.
Modular Design
Thermaltake's semi-modular design reduces cable clutter.
Overall score
Specifications
| Spec | ARESGAME AGV Series 500W Power Supply, 80 Plus | Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & |
|---|---|---|
| Efficiency | 80 PLUS Bronze | 80 PLUS Bronze |
| Modular | Non-Modular | Semi-Modular |
| Cooling | 120mm Fan | 120mm FDB Fan |
| Capacitors | Standard | Japanese 105°C |
| Protection | OVP/SCP | OCP/OVP/UVP/OPP |
Dimension comparison
Price Comparison
The ARESGAME AGV Series 500W Power Supply is priced at $37.99, while the Thermaltake Smart BM3 750W Power Supply comes in at $75.99. This makes the ARESGAME product about 50% cheaper than its competitor. The significant price difference may appeal to budget-conscious consumers looking for a reliable power supply without breaking the bank. However, the price reflects the output capacity; the ARESGAME delivers 500 watts, whereas the Thermaltake provides a higher output of 750 watts, providing more power for demanding systems.
Power Output
When it comes to power output, the Thermaltake Smart BM3 clearly takes the lead with a maximum capacity of 750 watts, compared to the 500 watts offered by the ARESGAME AGV. This additional power provides more headroom for high-performance components and future upgrades. For gaming setups or workstations that require substantial wattage for graphics cards and processors, the Thermaltake model is the better choice. The ARESGAME's 500 watts may be sufficient for more modest systems but can limit performance if you're looking to run multiple high-end components.
Efficiency Ratings
Both power supplies are 80 PLUS Bronze certified, ensuring they operate with at least 85% efficiency under typical loads. This certification means that both units will help save on electricity costs compared to less efficient models. However, the efficiency of the Thermaltake Smart BM3 may be slightly more advantageous due to its higher output capacity, allowing it to maintain efficient performance even under heavier loads. This is particularly beneficial for users who plan to use their systems for prolonged periods, as it can lead to savings in energy bills over time.
Build Quality
The Thermaltake Smart BM3 features high-quality Japanese 105°C capacitors, which enhance durability and reliability. This is a notable advantage, especially for users who are concerned about long-term performance and the lifespan of their power supply. In comparison, the ARESGAME AGV does not specify the quality of its capacitors but emphasizes heavy protection features, including Over Voltage Protection (OVP) and Short Circuit Protection (SCP). While both products are built with reliability in mind, the use of high-quality components in the Thermaltake may give it an edge in robustness and longevity.
Cooling Performance
Cooling systems play a crucial role in maintaining optimal performance in power supplies. The ARESGAME AGV is equipped with a 120mm ultra-quiet fan designed for excellent cooling performance, while the Thermaltake Smart BM3 also utilizes a 120mm fluid dynamic bearing fan with a Smart Zero Fan function. The latter feature allows the fan to remain off until the load exceeds 20%, minimizing noise during low usage. This can be particularly appealing for users seeking a quieter computing environment. Both fans are designed to ensure effective heat dissipation, but the Thermaltake’s Smart Zero function may provide an added benefit for noise-sensitive users.
Modular Design
The ARESGAME AGV is a non-modular power supply, meaning all cables are permanently attached. In contrast, the Thermaltake Smart BM3 is a semi-modular unit, allowing users to attach only the cables they need. This feature can lead to a cleaner and more organized build, as it reduces cable clutter and improves airflow within the case. For users who prioritize aesthetics and cable management, the semi-modular design of the Thermaltake offers a distinct advantage over the rigid design of the ARESGAME.
Warranty and Reliability
Both power supplies come with a 5-year warranty, indicating a commitment from the manufacturers to support their products over the long term. This warranty period is a strong indicator of reliability for both options. However, the ARESGAME’s emphasis on heavy protection features, such as OVP and SCP, suggests a focus on safeguarding your system against potential power issues. While both units are backed by a solid warranty, the protective features of the ARESGAME may provide additional peace of mind for users concerned about system safety.
Which should you buy?
Choosing between the ARESGAME AGV Series 500W Power Supply and the Thermaltake Smart BM3 750W Power Supply ultimately depends on your specific needs. If you are looking for a budget-friendly option that offers reliable performance for a basic system, the ARESGAME is a strong contender at $37.99. However, if you plan to build a high-performance rig that requires more power and features like modular design and high-quality components, the Thermaltake Smart BM3 is worth the investment at $75.99. Its higher wattage and advanced features may justify the price difference for users seeking longevity and performance in their systems.

