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TECWARE Flex RGB Cable Cover Kit vs Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &

Updated August 2026 — TECWARE Flex RGB Cable Cover Kit wins on aesthetics, Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & wins on warranty and performance.

The TECWARE Flex RGB Cable Cover Kit excels in aesthetics, while the Thermaltake Smart BM3 offers superior performance and reliability. Choose based on your priority.

Why TECWARE Flex RGB Cable Cover Kit is better

Price

TECWARE kit is cheaper at $39.99

Aesthetic Appeal

TECWARE offers vibrant RGB lighting

Installation Ease

TECWARE is easier for aesthetic upgrades

Why Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 & is better

Performance

Thermaltake provides 750W output

Durability

Thermaltake uses high-quality Japanese capacitors

Power Supply Features

Thermaltake supports PCIe Gen 5

Overall score

TECWARE Flex RGB Cable Cover Kit
75
Thermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &
85

Specifications

SpecTECWARE Flex RGB Cable Cover KitThermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &
RGB LightingYesNo
ModularityNoSemi-Modular
EfficiencyN/A80Plus Bronze
WarrantyN/A5 Years
Compatibility24-pin, 8/16-pinATX 3.1, PCIe 5

Dimension comparison

TECWARE Flex RGB Cable Cover KitThermaltake Smart BM3 750W 80Plus Bronze ATX 3.1 &

Overview of the TECWARE Flex RGB Cable Cover Kit

The TECWARE Flex RGB Cable Cover Kit is priced at $39.99 and designed to enhance the aesthetics of your gaming setup. It features high-density ARGB lighting with up to 81 LEDs per cable, offering a vibrant and customizable glow for 24-pin and 8-pin/16-pin GPU cables. This cable cover supports seamless synchronization with 5V 3-pin ARGB headers, making it compatible with popular lighting software for unified color transitions. The flexible design allows for easy installation and a professional finish, making it an appealing choice for gamers looking to upgrade their PC’s visual appeal.

Overview of the Thermaltake Smart BM3 750W Power Supply

The Thermaltake Smart BM3 750W power supply is available for $75.99, offering robust performance with an 80Plus Bronze certification. This semi-modular PSU is designed to meet ATX 3.1 standards and features one PCIe Gen 5 connector, ensuring compatibility with modern hardware. It includes a high-quality Japanese main capacitor rated for 105°C, which enhances durability. With a built-in Smart Zero Fan function, the PSU operates quietly, as the fan only spins under higher loads, making it suitable for users who prioritize a quieter gaming environment.

Performance Comparison

When it comes to performance, the Thermaltake Smart BM3 clearly outshines the TECWARE Flex RGB Cable Cover Kit. The power supply delivers a maximum output of 750W, providing ample power for high-performance gaming rigs, while the TECWARE kit focuses on aesthetic enhancements rather than performance metrics. The Smart BM3 is designed to power next-generation hardware, making it a critical component for gamers looking to build or upgrade their systems. In contrast, the TECWARE kit enhances the look of your existing cables without impacting the actual power delivery to your components.

Installation Ease

The TECWARE Flex RGB Cable Cover Kit is designed for easy installation, featuring a flexible design that accommodates most PSU cables up to 14 mm thick. It comes with 12 cable braces for straightforward setup, allowing users to achieve a clean and professional appearance without the need for extensive modifications. On the other hand, the Thermaltake Smart BM3 is also designed for user convenience, particularly with its semi-modular nature, allowing users to connect only the necessary cables. While both products prioritize ease of installation, the TECWARE kit specifically targets aesthetic upgrades, making it slightly easier to enhance the visual appeal of your PC without replacing entire power supplies.

Aesthetic Appeal

Aesthetic appeal is where the TECWARE Flex RGB Cable Cover Kit truly shines. With its vivid RGB lighting and customizable effects, it transforms standard PSU cables into a vibrant focal point of any gaming rig. The ability to sync with motherboard lighting software allows for dynamic color transitions, enhancing the overall ambiance of your setup. In contrast, the Thermaltake Smart BM3, while functional and efficient, lacks the RGB lighting features that make the TECWARE kit stand out. Thus, for users who prioritize aesthetics, the TECWARE kit is the clear winner in this category.

Build Quality and Durability

The Thermaltake Smart BM3 boasts high-quality construction, featuring a Japanese 105°C capacitor which significantly improves its durability and reliability over time. This makes it a dependable choice for users who need a power supply capable of handling demanding tasks. Conversely, the TECWARE Flex RGB Cable Cover Kit is made from durable silicone, which is designed to withstand bending and twisting without compromising on aesthetics. While both products are built to last, the Thermaltake power supply offers a more robust overall durability due to its internal components designed for high-performance environments.

Price Consideration

In terms of price, the TECWARE Flex RGB Cable Cover Kit is approximately 47% cheaper than the Thermaltake Smart BM3, with a retail price of $39.99 compared to $75.99. This price difference makes the TECWARE kit a more accessible option for those looking to enhance their system's appearance without a significant financial investment. However, it’s essential to consider what you're getting for that price; the TECWARE kit focuses on aesthetics, while the Thermaltake power supply delivers performance and reliability for a more demanding user base.

Which should you buy?

Choosing between the TECWARE Flex RGB Cable Cover Kit and the Thermaltake Smart BM3 750W power supply ultimately depends on your specific needs. If you are looking to enhance the visual aesthetics of your gaming setup with customizable RGB lighting, the TECWARE kit is an excellent choice at $39.99. However, if you require a reliable power supply that can support high-performance hardware and ensure stable power delivery, the Thermaltake Smart BM3 is the better option despite its higher price of $75.99.