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Lian Li SP750 V2 Gold vs MUSETEX PC Power Supply 1000W, Full Modular ATX

Updated August 2026 — Lian Li SP750 V2 Gold wins on efficiency, MUSETEX PC Power Supply 1000W, Full Modular ATX wins on safety and noise level.

The Lian Li SP750 V2 is ideal for compact builds with efficient performance, while the MUSETEX offers higher wattage for gamers. Choose based on your power needs.

Why Lian Li SP750 V2 Gold is better

Efficiency

Lian Li has 80+ Gold efficiency rating.

Size

Lian Li's SFX form factor is better for compact builds.

Noise

Lian Li features a low-noise fan.

Why MUSETEX PC Power Supply 1000W, Full Modular ATX is better

Wattage

MUSETEX provides 1000W power.

Cooling

MUSETEX has a larger 140mm fan.

Price

MUSETEX is significantly cheaper.

Overall score

Lian Li SP750 V2 Gold
78
MUSETEX PC Power Supply 1000W, Full Modular ATX
85

Specifications

SpecLian Li SP750 V2 GoldMUSETEX PC Power Supply 1000W, Full Modular ATX
Form FactorSFXATX
ModularFullyFully
Cooling Fan92mm140mm
12V ConnectorNative 12V-2x6Native 12V-2x6
Warranty10 years10 years

Dimension comparison

Lian Li SP750 V2 GoldMUSETEX PC Power Supply 1000W, Full Modular ATX

Overview of Power Supplies

When comparing the Lian Li SP750 V2 Gold 750 Watt SFX Form Factor Power Supply and the MUSETEX PC Power Supply 1000W, it's clear that these two models cater to different segments of the market. The Lian Li unit is designed for compact builds with its SFX form factor, while the MUSETEX power supply is tailored for gamers requiring higher wattage. The price difference reflects their target audiences, with the Lian Li priced at $124.99 and the MUSETEX at $69.99, making the latter about 44% cheaper.

Design and Form Factor

The design and form factor of a power supply can greatly influence its installation and thermal performance. The Lian Li SP750 V2 boasts a compact SFX form factor, which is ideal for small form factor builds without sacrificing performance. On the other hand, the MUSETEX power supply comes in a standard ATX size, which accommodates larger cases and offers more flexibility in terms of component compatibility. This design choice means that users with space constraints might prefer the Lian Li, while those with room for larger units may opt for the MUSETEX.

Modular Capabilities

Both power supplies feature fully modular designs, allowing users to connect only the cables they need, which simplifies cable management and improves airflow. The Lian Li SP750 V2 includes a native 12V-2x6 cable, specifically designed for high-performance graphics cards, enhancing clarity and reliability. Meanwhile, the MUSETEX power supply also offers a native 12V-2x6 connector, capable of delivering up to 600W to high-end GPUs. This makes both options suitable for modern gaming rigs, but the MUSETEX's higher wattage could be a deciding factor for users with multiple or more powerful graphics cards.

Cooling Solutions

Cooling performance is critical in power supply units, especially during high load situations. The Lian Li SP750 V2 is equipped with a premium 92mm FDB fan that ensures low noise and efficient thermal management. Conversely, the MUSETEX power supply features a larger 140mm ultra-quiet cooling fan, designed to minimize noise while enhancing airflow. The difference in fan size may lead to more effective cooling in the MUSETEX, making it potentially better suited for high-performance gaming scenarios where heat generation is a concern.

Efficiency Ratings

Efficiency is a key consideration when selecting a power supply, impacting both performance and energy costs. The Lian Li SP750 V2 is rated with an 80+ Gold efficiency, ensuring that it operates with minimal energy waste. This certification indicates that it can deliver up to 90% efficiency at 50% load. The MUSETEX power supply does not specify its efficiency rating, but it is designed to operate under high efficiency, especially with its high-quality 105°C main capacitors. While both units aim for efficient power delivery, the Lian Li's clear efficiency rating gives it an edge in transparency and reliability.

Warranty and Support

Warranty periods can provide peace of mind when investing in power supplies. The Lian Li SP750 V2 comes with a robust 10-year warranty, which indicates the brand's confidence in the product's longevity and reliability. Similarly, the MUSETEX power supply also offers a 10-year warranty, ensuring customers receive support and protection for their investment. This parity in warranty length reflects both brands' commitment to quality, making either choice a safe bet in terms of long-term support.

Target Audience and Use Cases

The Lian Li SP750 V2 is better suited for compact builds and users who prioritize quiet operation and efficiency. Its SFX form factor makes it an excellent choice for small form factor PCs, especially for users who may not require extremely high wattage. In contrast, the MUSETEX power supply targets gamers and enthusiasts who need more power—1000W—allowing for future upgrades and more demanding setups. This makes the MUSETEX a more versatile option for high-performance gaming and workstation builds.

Which should you buy?

Ultimately, the choice between the Lian Li SP750 V2 and the MUSETEX PC Power Supply 1000W boils down to individual needs and system requirements. If you're looking for a compact, efficient power supply for a small form factor build and value low noise, the Lian Li SP750 V2 at $124.99 is the better option. However, if you require more power for a gaming rig or plan to upgrade your components frequently, the MUSETEX at $69.99 offers a significantly higher wattage and is about 44% cheaper, making it a tempting choice for budget-conscious gamers.