Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions vs Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &
Updated August 2026 — Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions wins on compatibility, Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & wins on warranty and performance.
The Sirlyr 24 Pin RGB Cable is a budget-friendly option for enhancing aesthetics, while the Thermaltake Smart BM3 750W offers robust performance and reliability. Choose based on your priority.
Why Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions is better
Price
Sirlyr is significantly cheaper at $38.99.
Aesthetic Appeal
Sirlyr offers vibrant RGB lighting.
Installation
Sirlyr includes a mini controller for easy setup.
Why Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & is better
Performance
Thermaltake provides 750W power capacity.
Warranty
Thermaltake has a 5-year warranty.
Efficiency
Thermaltake is 80Plus Bronze certified.
Overall score
Specifications
| Spec | Sirlyr 24 Pin RGB Cable,RGB PSU Cables Extensions | Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & |
|---|---|---|
| RGB Sync | Yes | No |
| Connector Type | 5V 3Pin | Standard |
| Cooling | None | 120mm Fan |
| Build Quality | TPE/Silicone | Japanese Capacitor |
| Form Factor | Cable | PSU |
Dimension comparison
Price Comparison
The Sirlyr 24 Pin RGB Cable is priced at $38.99, while the Thermaltake Smart BM3 750W is listed at $75.99. This makes the RGB cable about 49% cheaper than the power supply unit. If you're looking to enhance your PC's aesthetics without breaking the bank, the Sirlyr option offers a more budget-friendly choice. The notable price difference highlights that the RGB cable targets gamers or PC builders focused on visual flair, while the Thermaltake power supply caters to those needing robust performance and reliability.
Performance and Features
The Thermaltake Smart BM3 750W power supply offers a strong performance with its 80Plus Bronze certification, ensuring high efficiency and reliability when powering modern hardware. With a 750W output capacity and PCIe Gen 5 compliance, it is ideal for high-performance gaming rigs. In contrast, the Sirlyr 24 Pin RGB Cable focuses on aesthetics rather than raw power. While it features 360-degree lighting and is compatible with various RGB sync systems, it does not directly contribute to the power capabilities of your system. Therefore, if you require a power supply for serious gaming, the Thermaltake is the superior choice.
Design and Build Quality
In terms of design, the Sirlyr RGB Cable stands out with its integrated LED lighting strip and high-quality TPE/silicone material. This ensures that the cables maintain a clean look while providing a vibrant lighting effect, enhancing the aesthetics of any build. Meanwhile, the Thermaltake Smart BM3 features a robust design with a 120mm fluid dynamic bearing fan and high-quality Japanese capacitors, ensuring durability and optimal cooling. While the Sirlyr caters to visual appeal, the Thermaltake is built for longevity and performance under load.
Compatibility
The Sirlyr RGB Cable is designed to be universally compatible with all motherboards that support RGB integration, featuring a 5V 3Pin addressable connector. This allows users to synchronize their lighting effects seamlessly with popular RGB software like ASUS AURA or Gigabyte RGB Fusion. On the other hand, the Thermaltake Smart BM3 is also built for compatibility, adhering to Intel ATX 3.1 standards, making it suitable for the latest generation of hardware. Both products excel in their respective categories, but if you’re building a system that requires specific power supply standards, the Thermaltake may prove more critical.
User Experience
When it comes to user experience, the Sirlyr RGB Cable offers a straightforward installation process with included instructions and a mini controller for those whose motherboards lack RGB support. The user can customize the lighting effects to match their gaming environment. The Thermaltake Smart BM3, meanwhile, features a Smart Zero Fan function, which minimizes noise by ensuring the fan only spins above 20% load. This creates a quieter operating environment, enhancing the overall user experience for prolonged gaming sessions. Each product enhances user experience in different ways, depending on whether aesthetics or noise reduction is a priority.
Warranty and Support
The Thermaltake Smart BM3 comes with a generous 5-year warranty, reflecting confidence in its longevity and performance. This assurance allows users to feel more secure in their investment, especially for a power supply that is a critical component. In contrast, the Sirlyr RGB Cable does not specify a warranty period, which may be a consideration for those concerned about product durability. A longer warranty can often indicate a product's reliability, making the Thermaltake a more appealing option for users who prioritize long-term use.
Aesthetic Appeal
The Sirlyr 24 Pin RGB Cable excels in aesthetic appeal, boasting 120 LED beads that provide a soft, even light across four sides. The 360-degree lighting creates an immersive experience that enhances any gaming setup. The black color scheme is designed to match well with modern, sleek PC cases. While the Thermaltake Smart BM3 is primarily focused on functionality, it maintains a clean black design that fits well within any build. However, it lacks the dynamic visual flair that the Sirlyr offers, making it less appealing to those looking to showcase their setup.
Which should you buy?
Choosing between the Sirlyr 24 Pin RGB Cable and the Thermaltake Smart BM3 750W power supply ultimately depends on your specific needs. If you are looking to enhance your gaming setup’s aesthetics and prefer a budget-friendly option, the Sirlyr RGB Cable is an excellent choice at $38.99. However, if your priority is a reliable power supply that can support high-end components with efficiency and durability, the Thermaltake Smart BM3 at $75.99 is the better investment. Each product serves a distinct purpose: one enhances visual appeal, while the other ensures robust performance.

