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GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus vs Seasonic Focus GX 850W Power Supply ATX 3.1 PCIe

Updated August 2026 — Seasonic Focus GX 850W Power Supply ATX 3.1 PCIe leads on warranty and cooling.

The GIGABYTE UD750GM PG5 V2 ICE offers excellent value for budget-conscious users, while the Seasonic Focus GX excels in power output and warranty. Choose based on your specific needs.

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

Price

GIGABYTE is $60 cheaper

Efficiency

GIGABYTE has 80 PLUS Platinum certification

Modularity

Both are fully modular, but GIGABYTE is simpler

Why Seasonic Focus GX 850W Power Supply ATX 3.1 PCIe is better

Power Output

Seasonic offers 850W vs 750W

Warranty

Seasonic has a 10-year warranty

Cooling

Seasonic has a larger 135mm fan

Overall score

GIGABYTE UD750GM PG5 V2 ICE - 750W 80 Plus
75
Seasonic Focus GX 850W Power Supply ATX 3.1 PCIe
85

Specifications

SpecGIGABYTE UD750GM PG5 V2 ICE - 750W 80 PlusSeasonic Focus GX 850W Power Supply ATX 3.1 PCIe
Certification80 PLUS Platinum80 PLUS Gold/Cybenetics Platinum
Form FactorATX3.1ATX3.1
Connector Type16-pin12V-2x6
Cooling TypeHydraulicFluid Dynamic
CapacitorsJapaneseStandard

Dimension comparison

GIGABYTE UD750GM PG5 V2 ICE - 750W 80 PlusSeasonic Focus GX 850W Power Supply ATX 3.1 PCIe

Price Comparison

When considering price, the GIGABYTE UD750GM PG5 V2 ICE is significantly cheaper than the Seasonic Focus GX, priced at $79.99 compared to $139.99. This means the GIGABYTE model is about 43% less expensive. For users on a budget, this cost difference can be a decisive factor, especially for those who still want high performance without breaking the bank. It's important to weigh the features offered at this price point against the higher cost of the Seasonic model.

Power Output

In terms of power output, the Seasonic Focus GX offers a higher capacity at 850W, while the GIGABYTE UD750GM PG5 V2 ICE is rated at 750W. This represents a difference of 100W, which could be crucial for users with high-performance components requiring more power. For systems with demanding graphics cards or multiple components, the additional wattage from the Seasonic could provide greater reliability and headroom, particularly for future upgrades.

Efficiency Ratings

Both power supplies boast impressive efficiency ratings. The GIGABYTE UD750GM PG5 V2 ICE is 80 PLUS Platinum certified, while the Seasonic Focus GX is certified as both 80 PLUS Gold and Cybenetics Platinum. Although the GIGABYTE has the edge with its Platinum rating, the Seasonic’s Gold rating is still commendable. The difference in efficiency could mean lower electricity bills over time, with the GIGABYTE being slightly more efficient and potentially offering better performance under load.

Design and Modularity

The GIGABYTE UD750GM PG5 V2 ICE features a fully modular design, which allows users to connect only the cables they need. This results in a cleaner build and improved airflow within the case. The Seasonic Focus GX also offers a fully modular design, adding to the convenience, but it utilizes a native 12V-2x6 connector for enhanced compatibility with newer graphics cards. Both designs prioritize user customization but cater to slightly different connectivity needs depending on the system being built.

Cooling Solutions

Cooling solutions differ between the two models. The GIGABYTE UD750GM PG5 V2 ICE uses a 120mm smart hydraulic bearing fan, which is designed for quiet operation and effective cooling. The Seasonic Focus GX, on the other hand, features a 135mm fluid dynamic bearing fan, which may provide better airflow due to its larger size. This could be an advantage in maintaining lower temperatures under load, particularly for high-performance systems.

Compatibility

When it comes to compatibility, both power supplies are designed for modern systems. The GIGABYTE UD750GM PG5 V2 ICE is PCIe Gen 5.1 ready, supporting the latest graphics cards with its 16-pin connector. The Seasonic Focus GX is also PCIe 5.1 ready, with a specific focus on being NVIDIA RTX 5080 and AMD RX 9000 ready. Both products are suitable for cutting-edge builds, but users should consider which specific components they plan to use to ensure the best fit.

Warranty and Reliability

The GIGABYTE UD750GM PG5 V2 ICE does not specify a warranty duration, while the Seasonic Focus GX comes with an impressive 10-year warranty, showcasing the manufacturer's confidence in its product's reliability. A longer warranty can provide peace of mind, particularly for users investing in high-end components. For those who prioritize assurance in their power supply’s longevity, the Seasonic model may be the more attractive option.

Which should you buy?

In conclusion, choosing between the GIGABYTE UD750GM PG5 V2 ICE and the Seasonic Focus GX depends largely on individual needs and budget. The GIGABYTE model is a great choice for those looking for a cost-effective, efficient, and high-quality power supply at $79.99, especially for standard gaming builds. However, if you require higher power output, superior cooling, or a longer warranty, the Seasonic Focus GX at $139.99 could be the better investment. Ultimately, both power supplies offer excellent features, but your specific requirements will dictate the best choice for your setup.