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Cooler Master V850 SFX Gold 850W Fully Modular vs Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions

Updated August 2026 — Cooler Master V850 SFX Gold 850W Fully Modular wins on warranty and modularity, Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions wins on aesthetics.

The Cooler Master V850 SFX Gold excels in performance and efficiency, while the Sirlyr 24 Pin RGB Cable enhances aesthetics at a lower cost. Choose based on your priority: power or looks.

Why Cooler Master V850 SFX Gold 850W Fully Modular is better

Performance

80 Plus Gold certification with 90% efficiency

Build Quality

High-quality Japanese capacitors for longevity

Noise Levels

Low noise operation due to FDB fan

Why Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions is better

Price

Significantly cheaper at $38.99

Aesthetics

360-degree RGB lighting for visual appeal

Ease of Installation

Integrated design for better cable management

Overall score

Cooler Master V850 SFX Gold 850W Fully Modular
85
Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions
65

Specifications

SpecCooler Master V850 SFX Gold 850W Fully ModularSirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions
Power Output850WN/A
ModularityFully ModularExtension
RGB SupportNoYes
Warranty10 YearsN/A
Cooling TypeFDB FanPassive

Dimension comparison

Cooler Master V850 SFX Gold 850W Fully ModularSirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions

Overview of Cool Gear

When it comes to enhancing your PC build, two products stand out: the Cooler Master V850 SFX Gold 850W Fully Modular Power Supply and the Sirlyr 24 Pin RGB Cable. The Cooler Master power supply offers high performance and efficiency, while the Sirlyr RGB cable brings aesthetics and organization to your setup. Let’s explore how these two products compare across various categories.

Pricing Comparison

The Cooler Master V850 SFX Gold is priced at $153.25, while the Sirlyr 24 Pin RGB Cable costs $38.99. This makes the Sirlyr cable about 75% cheaper than the power supply. The price difference is significant, indicating that the Cooler Master unit is an investment for those seeking top-tier performance, whereas the Sirlyr cable is a budget-friendly option for those looking to enhance the visual aspect of their build without breaking the bank.

Design and Aesthetics

The Cooler Master V850 features a sleek, fully modular design, making it perfect for mini-ITX cases. It combines functionality with a compact form factor, appealing to gamers and professionals alike. On the other hand, the Sirlyr 24 Pin RGB Cable boasts a striking RGB lighting feature with 360-degree illumination. Its design integrates the extension cable with LED lighting, offering a modern touch that enhances the overall visual appeal of your PC setup. If aesthetics are a priority, the Sirlyr cable likely takes the lead here.

Performance and Efficiency

The Cooler Master V850 SFX Gold excels in performance, boasting an 80 Plus Gold certification with an efficiency rating of 90%. This ensures effective power transfer from the wall to your components, making it a reliable choice for high-performance builds. In contrast, the Sirlyr RGB Cable focuses on aesthetics rather than power delivery. It does not offer any performance metrics but enhances the look of your setup. For users who prioritize efficiency and power, the Cooler Master clearly stands out.

Compatibility

The Cooler Master V850 is designed to be versatile, compatible with both mini-ITX and E-ATX systems, thanks to its included bracket. This flexibility allows it to fit a wide range of builds, accommodating various user needs. The Sirlyr 24 Pin RGB Cable is also designed for broad compatibility, fitting all motherboards with its black 24-pin connector. However, it is worth noting that the Sirlyr cable is recommended for mid-tower or full-tower chassis due to its larger size. Both products offer good compatibility, but the Cooler Master wins in terms of fitting multiple case sizes.

Build Quality

Cooler Master is known for its high build quality, and the V850 SFX Gold is no exception. It features high-quality Japanese capacitors, ensuring longevity and stability. The power supply's fluid dynamic bearing (FDB) fan also contributes to its reliability with efficient cooling. The Sirlyr cable, made from TPE/silicone material, offers easy bending and routing, which enhances cable management. While both products exhibit quality craftsmanship, the Cooler Master’s components are engineered for performance longevity, which may appeal more to serious gamers and creators.

Noise Levels

One of the standout features of the Cooler Master V850 is its low noise operation, attributed to the FDB fan which ensures efficient cooling without excessive sound. This makes it ideal for quiet builds where noise can be a concern. The Sirlyr RGB Cable, being a passive product without any moving parts, naturally does not produce any noise. If noise levels are a significant factor for you, the Cooler Master provides a balance of performance and quiet operation, while the Sirlyr cable maintains silence as part of its design ethos.

User Experience and Installation

The installation of the Cooler Master V850 is simplified thanks to its fully modular design, allowing users to use only the cables they need, thereby reducing clutter. The integrated design ensures that users can enjoy a neat setup. Similarly, the Sirlyr cable comes with an instruction manual and a mini controller for ease of use, enhancing the user experience. Both products are designed for straightforward installation, but the Cooler Master offers a more comprehensive approach to cable management.

Which should you buy?

Choosing between the Cooler Master V850 SFX Gold and the Sirlyr 24 Pin RGB Cable ultimately depends on your specific needs. If you are looking for high performance, efficiency, and a product that will power your gaming rig reliably, the Cooler Master is the clear winner at $153.25. However, if you are focused on enhancing the aesthetic appeal of your build without a significant investment, the Sirlyr cable at $38.99 offers an attractive, budget-friendly solution. Ultimately, your decision should align with your priorities—performance or aesthetics.