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GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus vs Thermaltake Toughpower GT 850W ATX 3.1 Standard

Updated August 2026 — GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus wins on efficiency, Thermaltake Toughpower GT 850W ATX 3.1 Standard wins on warranty and cooling.

The GIGABYTE UD750GM PG5 V2 ICE offers superior efficiency and a lower price, while the Thermaltake Toughpower GT provides higher power capacity and advanced cooling features.

Why GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus is better

Price

GIGABYTE is cheaper at $79.99.

Efficiency

GIGABYTE has 80 Plus Platinum certification.

Build Quality

GIGABYTE uses 100% Japanese capacitors.

Why Thermaltake Toughpower GT 850W ATX 3.1 Standard is better

Power Capacity

Thermaltake has 850W compared to GIGABYTE's 750W.

Cooling Technology

Thermaltake features Smart Zero Fan technology.

Warranty

Thermaltake offers a 5-year warranty.

Overall score

GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus
85
Thermaltake Toughpower GT 850W ATX 3.1 Standard
88

Specifications

SpecGIGABYTE UD750GM PG5 V2 ICE - 750W 80 PlusThermaltake Toughpower GT 850W ATX 3.1 Standard
Certification80 Plus Platinum80 Plus Gold
ModularityFully ModularFully Modular
Fan Size120mm120mm
Connector Type16-pin PCIe 5.112+4 pin PCIe 5.1
Cooling TechHydraulic Bearing FanSmart Zero Fan

Dimension comparison

GIGABYTE UD750GM PG5 V2 ICE - 750W 80 PlusThermaltake Toughpower GT 850W ATX 3.1 Standard

Price Comparison

The GIGABYTE UD750GM PG5 V2 ICE is priced at $79.99, making it about 17% cheaper than the Thermaltake Toughpower GT, which retails for $95.52. When considering power supplies, price can play a significant role in the decision-making process, especially for budget-conscious buyers. The GIGABYTE offers a more economical option without compromising on essential features like modular design and efficiency. However, the additional features of the Thermaltake may justify its higher price for some users.

Power Capacity

The Thermaltake Toughpower GT has a higher power capacity at 850W compared to the GIGABYTE UD750GM's 750W. This difference can be crucial for users with demanding setups, such as high-end gaming rigs or workstations that require more power for multiple components. The extra 100W from the Thermaltake allows for more headroom when adding components, which can be a deciding factor for users planning future upgrades. Therefore, if maximum power capacity is a priority, the Thermaltake may be the better choice.

Efficiency Ratings

Both power supplies boast high efficiency ratings, but they differ in their certifications. The GIGABYTE UD750GM is 80 Plus Platinum certified, while the Thermaltake Toughpower GT is 80 Plus Gold certified. The Platinum certification indicates that the GIGABYTE can achieve up to 92% efficiency at 50% load, translating into lower energy consumption and reduced electricity bills over time. In contrast, the Gold certification provides up to 90% efficiency. Therefore, users looking for superior energy efficiency may prefer the GIGABYTE model.

Design and Modularity

Both power supplies feature a fully modular design, which allows for better cable management and improved airflow within the case. However, the GIGABYTE UD750GM's design is enhanced with 100% Japanese capacitors, promising durability and reliability. The Thermaltake Toughpower GT also includes low-profile flat black cables, which facilitate easier cable management. While both designs have their merits, the premium materials used in the GIGABYTE may appeal more to those prioritizing longevity and build quality.

Cooling Systems

Cooling efficiency is another critical aspect when selecting a power supply. The Thermaltake Toughpower GT incorporates Smart Zero Fan technology, which automatically adjusts the fan speed based on the load, minimizing noise during low-load operations. This feature can be particularly appealing to users who value a quiet computing environment. The GIGABYTE UD750GM, on the other hand, utilizes a 120mm smart hydraulic bearing fan, ensuring reliable cooling while maintaining a balance between performance and noise levels. Depending on user preferences for noise management, either system could be suitable.

Compatibility

Both power supplies are designed to be compatible with the latest technologies, supporting Intel ATX 3.1 specifications and PCIe 5.1 connectors. The GIGABYTE UD750GM is specifically noted for supporting PCIe Gen 5.1 graphics cards with its 16-pin connector, making it an excellent choice for users planning to invest in cutting-edge graphics technology. The Thermaltake Toughpower GT also includes native PCIe 12V-2x6 (12+4 pin) connectors, ensuring compatibility with modern GPUs. Users focused on future-proofing their setups will find both options viable.

Warranty and Support

The Thermaltake Toughpower GT comes with a 5-year warranty, offering users peace of mind regarding its durability and performance. The GIGABYTE UD750GM's warranty specifics are not mentioned, which could be a consideration for potential buyers. A longer warranty can indicate a manufacturer’s confidence in their product, and in this case, the Thermaltake provides a longer commitment to support. Buyers who value warranty coverage may lean towards the Thermaltake due to its extended protection.

Which should you buy?

Choosing between the GIGABYTE UD750GM PG5 V2 ICE and the Thermaltake Toughpower GT ultimately depends on your specific needs. If you prioritize cost-effectiveness and superior efficiency with a high-quality build, the GIGABYTE is a compelling option at $79.99. However, if you require higher power capacity, advanced cooling features, and a long warranty, the Thermaltake Toughpower GT, priced at $95.52, may be worth the investment. Each option excels in different areas, making it essential to assess your individual requirements before making a final decision.