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ASUS ROG Strix 1200W Platinum vs Lian Li SP750 V2 Gold

Updated August 2026 — ASUS ROG Strix 1200W Platinum wins on power and cooling, Lian Li SP750 V2 Gold wins on price.

The ASUS ROG Strix 1200W Platinum is a superior choice for high-performance builds, while the Lian Li SP750 V2 Gold offers great value for compact systems.

Why ASUS ROG Strix 1200W Platinum is better

Power Capacity

1200W vs 750W

Efficiency Rating

80 PLUS Platinum vs Gold

Cooling Solution

Advanced cooling features

Why Lian Li SP750 V2 Gold is better

Price

$124.99 vs $264.99

Size

Compact SFX form factor

Noise Level

Low-noise operation

Overall score

ASUS ROG Strix 1200W Platinum
88
Lian Li SP750 V2 Gold
75

Specifications

SpecASUS ROG Strix 1200W PlatinumLian Li SP750 V2 Gold
Wattage1200W750W
Efficiency Rating80 PLUS Platinum80 PLUS Gold
Cooling TypeLarge Heatsinks92mm FDB Fan
ModularityFully ModularFully Modular
Warranty10 Years10 Years

Dimension comparison

ASUS ROG Strix 1200W PlatinumLian Li SP750 V2 Gold

Overview of Power Supplies

The ASUS ROG Strix 1200W Platinum and Lian Li SP750 V2 Gold offer distinct advantages tailored to different user needs. The former is a high-capacity power supply aimed at gamers and PC builders seeking top-tier performance, while the latter is a more compact option designed for small form factor builds. Understanding the core differences is essential for selecting the right power supply for your setup.

Power Capacity

The ASUS ROG Strix 1200W Platinum boasts a substantial power capacity of 1200 watts, making it an excellent choice for high-performance gaming rigs and workstations requiring significant power. In contrast, the Lian Li SP750 V2 Gold delivers a maximum of 750 watts, which is adequate for mid-range systems or builds where space is a constraint. This difference in power capacity means the ASUS unit is better suited for users who plan to run multiple GPUs or high-end components, while the Lian Li is ideal for smaller builds that do not require as much power.

Efficiency Ratings

When it comes to efficiency, the ASUS ROG Strix 1200W Platinum holds a prestigious 80 PLUS Platinum rating, indicating it operates at up to 90% efficiency under typical loads. This efficiency translates to lower energy costs and less heat generation, essential for high-performance setups. On the other hand, the Lian Li SP750 V2 Gold is rated at 80 PLUS Gold, which is still commendable but slightly less efficient, operating at about 87% efficiency at typical loads. Thus, while both options provide excellent efficiency, the ASUS unit offers superior performance in this category.

Cooling Solutions

Cooling performance is a crucial factor in maintaining system stability, especially during extended gaming sessions. The ASUS ROG Strix features large heatsinks designed to cover critical components, resulting in lower temperatures and reduced noise compared to reference designs. Its dual ball fan bearings can last up to twice as long as traditional sleeve bearings, further enhancing its lifespan. In contrast, the Lian Li SP750 V2 Gold utilizes a 92mm Fluid Dynamic Bearing (FDB) fan, which ensures quiet operation while maintaining efficient thermal performance. While both units emphasize cooling, the ASUS offers a more advanced cooling solution for demanding environments.

Modularity

Modularity in power supplies allows users to connect only the cables they need, reducing clutter and improving airflow within the case. Both the ASUS ROG Strix 1200W Platinum and the Lian Li SP750 V2 Gold are fully modular, making them easy to manage during installation. This feature is particularly beneficial for builders who want a clean aesthetic and optimized airflow. However, the ASUS unit's advanced design and higher wattage may appeal more to users with complex setups, while the Lian Li's compact design is perfect for smaller systems.

Warranty and Reliability

Both power supplies come with a generous 10-year warranty, which speaks to their reliability and the manufacturers’ confidence in their products. This long warranty period is especially important for power supplies as they are critical components that ensure the stability and longevity of the entire system. The ASUS ROG Strix's focus on high-performance components suggests it is designed to endure heavy usage, while the Lian Li SP750 V2 Gold also emphasizes reliability with its upgraded standby power features. Users can expect both products to serve them well over the long term.

Pricing Considerations

Price is a significant factor when choosing between the two power supplies. The ASUS ROG Strix 1200W Platinum is priced at $264.99, making it a more premium option. In contrast, the Lian Li SP750 V2 Gold is available for $124.99, which is approximately 53% cheaper. This substantial price difference can be a deciding factor for many users, especially those on a budget or those who do not require the higher wattage capacity offered by the ASUS unit.

Use Case Scenarios

Choosing between the ASUS ROG Strix 1200W Platinum and the Lian Li SP750 V2 Gold largely depends on the specific needs of your build. The ASUS model is ideal for high-end gaming rigs that demand maximum power and efficiency, particularly for users planning to utilize powerful graphics cards and multiple peripherals. Conversely, the Lian Li SP750 V2 Gold is better suited for compact builds where space is at a premium, offering sufficient power for mid-range systems without the bulk and expense of a higher-capacity power supply.

Which should you buy?

In conclusion, the choice between the ASUS ROG Strix 1200W Platinum and the Lian Li SP750 V2 Gold ultimately comes down to your specific requirements and budget. If you need a high-capacity, efficient power supply for an advanced gaming setup, the ASUS ROG Strix is the clear winner with its superior features and performance. However, if you're seeking a more affordable, compact solution that still delivers reliable power for a mid-range system, the Lian Li SP750 V2 Gold offers excellent value. Consider your current and future needs to make the best decision for your build.