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Gigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power Su vs HKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W

Updated August 2026The Gigabyte UD850GM PG5 ICE is the superior choice for high-performance needs, while the HKY power supply is budget-friendly for specific applications.

The Gigabyte UD850GM PG5 ICE is the superior choice for high-performance needs, while the HKY power supply is budget-friendly for specific applications.

Why Gigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power Su is better

performance

Gigabyte offers 850W output versus HKY's 60W

modularity

Gigabyte features a fully modular design

efficiency

Gigabyte is 80 PLUS Gold certified

Why HKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W is better

price

HKY is significantly cheaper at £23.99

specific use

HKY is designed for Ubiquiti devices

safety certifications

HKY has multiple safety certifications

Overall score

Gigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power Su
85
HKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W
40

Specifications

SpecGigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power SuHKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W
BrandGigabyteHKY
Certification80 PLUS GoldCE, ROHS
ProtectionOVP, OPP, SCPOVP, OCP, SCP
CompatibilityIntel ATX 3.1Ubiquiti devices
Fan TypeHydraulicStandard

Dimension comparison

Gigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power SuHKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W

Overview of the Products

In this comparison, we will examine the Gigabyte UD850GM PG5 ICE, a fully modular power supply, against the HKY 54V Power Supply AC/DC Adapter designed for Ubiquiti network devices. The Gigabyte unit is priced at £99.61, while the HKY adapter is much more affordable at £23.99. This significant price difference hints at the differing functionalities and target uses of each product.

The Gigabyte UD850GM PG5 ICE is aimed at high-performance computing users who require a reliable power source for demanding systems. In contrast, the HKY power supply caters to users needing a specific replacement for Ubiquiti products, making it essential for network applications but less versatile in broader contexts.

Design and Build Quality

The design and build quality of the Gigabyte UD850GM PG5 ICE is robust and engineered for high performance. It features a fully modular design, allowing users to connect only the cables they need, which helps in reducing clutter and improving airflow inside the PC case. This power supply is also compact in size and utilises 100% Japanese capacitors, known for their longevity and reliability.

On the other hand, the HKY power supply is designed primarily for functionality rather than aesthetics. It is a straightforward AC/DC adapter that is built to meet the specific requirements of Ubiquiti devices. While it does not boast the same modular capabilities or extensive component quality as the Gigabyte model, it is certified with multiple safety standards, ensuring a reliable power delivery for the devices it supports.

Performance Capabilities

When comparing performance, the Gigabyte UD850GM PG5 ICE shines with its powerful single +12V rail and an 80 PLUS Gold certification. This means it operates with high efficiency, translating to lower energy costs and reduced heat output. With an output of 850 watts, it is more than capable of powering high-end gaming rigs or workstations, ensuring stable performance during demanding tasks.

In contrast, the HKY 54V power supply is limited to a maximum output of 60 watts at 54V and 1.1A. While this is sufficient for powering Ubiquiti network devices, it does not offer the same level of performance for general computing tasks. Its capabilities are tailored for specific applications rather than broader use in high-performance systems.

Compatibility and Use Cases

The Gigabyte UD850GM PG5 ICE is compatible with the latest Intel ATX 3.1 and PCIe Gen 5.1 standards, making it an excellent choice for gamers and professionals building or upgrading their PCs. Its fully modular design allows for easy installation, accommodating various builds and configurations.

Conversely, the HKY power supply is specifically designed for Ubiquiti network devices, including the USW-Ultra-60W and other similar equipment. Its compatibility is limited to devices that require a 54V input, which makes it less versatile than the Gigabyte model. Users looking for a general-purpose power supply will find the Gigabyte unit far more suitable.

Safety Features

Safety is paramount when it comes to power supplies, and both the Gigabyte UD850GM PG5 ICE and the HKY power supply incorporate various protective mechanisms. The Gigabyte model includes OVP (Over Voltage Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), and OTP (Over Temperature Protection). These features ensure that the power supply operates safely under various conditions, providing peace of mind to users.

The HKY power supply also prioritises safety with similar protective features, including OVP, OCP, and SCP. It is certified with numerous safety standards such as UKCA, CE, ROHS, TUV, UL, GS, and REACH. Although both units offer commendable safety features, the Gigabyte’s comprehensive protection makes it a more robust choice for high-performance systems.

Price Comparison

The price difference between these two products is substantial, with the Gigabyte UD850GM PG5 ICE priced at £99.61 and the HKY power supply at £23.99. This significant disparity reflects their differing functionalities and target markets. The Gigabyte unit is designed for high-performance PCs, justifying its higher price due to its advanced features and capabilities.

In contrast, the HKY power supply is budget-friendly, primarily aimed at users needing a reliable power source for specific network devices. While it offers great value for its intended purpose, it lacks the versatility and performance of the Gigabyte model, making the price difference understandable.

Customer Support and Warranty

Gigabyte is known for providing solid customer support and warranty services for its products, often offering a warranty period that reflects the quality and reliability of their power supplies. Customers can typically expect responsive service and assistance, which is critical when dealing with high-performance components.

The HKY power supply’s customer support and warranty information is less prominently advertised, which can be a consideration for potential buyers. Users investing in a more expensive unit like the Gigabyte may feel more secure knowing they have robust support options available should any issues arise.

Which should you buy?

Choosing between the Gigabyte UD850GM PG5 ICE and the HKY 54V Power Supply depends largely on your specific needs. If you require a high-performance power supply for a gaming rig or workstation, the Gigabyte model is the clear winner, offering superior performance, modular design, and extensive safety features. However, if you simply need a reliable power source for Ubiquiti network devices at a low cost, the HKY power supply provides excellent value. Ultimately, your decision should be guided by the intended application and budget.

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Gigabyte UD850GM PG5 ICE 80 Plus Gold Fully Modular 850w PCIe 5.0 White Power Su vs HKY 54V Power Supply AC/DC Adapter for Ubiquiti Network Ultra 60W USW-Ultra-60W | versusfinder