Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 vs Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions
Updated August 2026 — Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 wins on efficiency and power, Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions wins on aesthetics.
The Rosewill VMG 850W 80+ Gold excels in performance and efficiency, while the Sirlyr 24 Pin RGB Cable shines in aesthetics and lighting effects.
Why Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 is better
Power Efficiency
Rosewill has 80 PLUS Gold certification.
Performance
Supports up to 300% GPU power excursion.
Warranty
Rosewill offers a 5-year warranty.
Why Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions is better
Aesthetic Appeal
Sirlyr features 360-degree RGB lighting.
Cable Management
Integrated design hides extension cables.
Price
Sirlyr is approximately 48% cheaper.
Overall score
Specifications
| Spec | Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 | Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions |
|---|---|---|
| Certification | 80 PLUS Gold | None |
| Max Power | 850W | N/A |
| RGB Support | No | Yes |
| Cable Type | Modular | Extension |
| Fan Size | 120mm | N/A |
Dimension comparison
Overview of the Products
The Rosewill VMG 850W 80+ Gold and the Sirlyr 24 Pin RGB Cable cater to different aspects of PC building and gaming setups. The Rosewill power supply is designed for robust performance and efficiency, while the Sirlyr cable focuses on aesthetics and lighting effects. With the Rosewill priced at $74.97 and the Sirlyr at $38.99, the difference in their target markets becomes evident.
Performance and Efficiency
The Rosewill VMG 850W 80+ Gold offers superior performance with its 80 PLUS Gold certification, indicating high energy efficiency. This power supply is equipped to handle significant power excursions, providing up to 235% power excursion and 300% for GPU power, which is essential for high-performance gaming. In contrast, the Sirlyr 24 Pin RGB Cable does not provide any power supply capabilities but serves as an extension for existing power supplies. Therefore, while the Rosewill excels in power management, the Sirlyr focuses solely on enhancing the visual appeal of your setup.
Build Quality and Design
The Rosewill VMG is constructed with a steel shell and features a 120mm FDB silent fan, optimizing thermal control for better cooling during operation. It also utilizes 100% Japanese electrolytic capacitors, which are known for their reliability and longevity. On the other hand, the Sirlyr RGB Cable is made from TPE/silicone material, which allows for easy bending and routing. It integrates an LED lighting strip directly into the cable design, making it visually appealing. Both products showcase quality, but they address different functional requirements—performance versus aesthetics.
Compatibility and Integration
The Rosewill power supply is compatible with Intel's ATX 3.0 & 3.1 specifications and includes a PCIe 5.1 12+4 Pin 12V-2x6 cable, ensuring it can support next-gen graphics cards. Its compact build allows for flexibility in small form-factor cases, making it versatile for various setups. Conversely, the Sirlyr cable is compatible with all motherboards that accept a 24-pin connector and supports various RGB sync technologies, such as ASUS AURA and MSI Mystic Light. This makes it an excellent choice for users wanting to enhance their cable management while ensuring compatibility with modern motherboards.
Aesthetic Appeal
The Sirlyr 24 Pin RGB Cable is designed with aesthetics in mind, boasting a 360-degree lighting effect thanks to its 120 integrated beads. This creates an impressive visual display that can synchronize with your motherboard’s RGB settings. The Rosewill power supply, while functional and efficient, does not focus on visual elements like RGB lighting. Therefore, for users seeking to enhance their PC’s visual appeal, Sirlyr is the clear winner in this category.
Price Comparison
The Rosewill VMG 850W 80+ Gold is priced at $74.97, while the Sirlyr 24 Pin RGB Cable is priced at $38.99. This makes the Sirlyr approximately 48% cheaper than the Rosewill power supply. The price difference reflects their distinct functionalities; the Rosewill serves as a crucial component for power management in high-performance systems, while the Sirlyr acts as a supplementary aesthetic enhancement.
Target Audience
The Rosewill power supply is aimed at gamers and PC builders who require high performance and efficiency in their setups. It is ideal for those who prioritize system stability and power management. In contrast, the Sirlyr cable targets users who want to elevate the visual aspects of their gaming rigs. It is perfect for builders looking to achieve a clean and stylish look without compromising on functionality.
Warranty and Support
The Rosewill VMG comes with a 5-year warranty, underscoring the manufacturer’s confidence in its durability and performance. This long warranty period is beneficial for users investing in a high-quality power supply. The Sirlyr does not specify a warranty period in the provided details; however, it includes an instruction manual and a mini controller for ease of use. While both products offer support in different forms, the extensive warranty of the Rosewill adds significant value for those investing in long-term reliability.
Which should you buy?
Ultimately, the choice between the Rosewill VMG 850W 80+ Gold and the Sirlyr 24 Pin RGB Cable depends on your specific needs. If you are looking for a reliable, high-performance power supply that supports next-gen gaming hardware, the Rosewill is the better option. However, if your focus is on enhancing the aesthetics of your build with RGB lighting, the Sirlyr cable offers a stylish and cost-effective solution. Each product serves its unique purpose, and your choice should align with your priorities in your PC build.

