SAMA B850 850W ATX Power Supply vs ASUS TUF Gaming 1000W Gold
Updated August 2026 — The ASUS TUF Gaming 1000W Gold is the superior choice for high-performance needs, while the SAMA B850 is a budget-friendly option for standard builds.
The ASUS TUF Gaming 1000W Gold is the superior choice for high-performance needs, while the SAMA B850 is a budget-friendly option for standard builds.
Why SAMA B850 850W ATX Power Supply is better
price
SAMA B850 costs C$74.99, significantly cheaper than ASUS TUF at C$219.99.
cable management
SAMA B850 features sleek black flat cables for better airflow.
warranty
SAMA B850 offers a 3-year warranty with full protection features.
Why ASUS TUF Gaming 1000W Gold is better
power output
ASUS TUF Gaming provides 1000W compared to SAMA's 850W.
efficiency
ASUS TUF is 80 PLUS Gold certified, higher than SAMA's Bronze.
build quality
ASUS TUF has military-grade certification for durability.
Overall score
Specifications
| Spec | SAMA B850 850W ATX Power Supply | ASUS TUF Gaming 1000W Gold |
|---|---|---|
| Brand | SAMA | Asus |
| Certification | 80 PLUS Bronze | 80 PLUS Gold |
| Fan Type | Temperature-controlled | Dual ball bearings |
| Compatibility | ATX 3.1 & PCIe 5.1 | ATX 3.0 |
| Cooling Performance | Quiet operation | Long-lasting cooling |
Dimension comparison
Price Comparison
The SAMA B850 is significantly more affordable at C$74.99 compared to the ASUS TUF Gaming 1000W Gold, which retails for C$219.99. This price difference of C$145 indicates that the SAMA B850 targets budget-conscious users or those with less demanding power requirements. At a price point nearly three times lower, it provides an entry-level option for those looking to power standard gaming rigs or general-purpose PCs. Conversely, the ASUS TUF Gaming 1000W Gold is aimed at high-performance gaming and workstation setups, reflecting its premium pricing and higher wattage.
Power Output and Efficiency
When it comes to power output, the ASUS TUF Gaming 1000W Gold stands out with its 1000W capacity compared to the SAMA B850's 850W. This additional 150W allows the ASUS unit to support more power-hungry components, making it a better choice for high-end gaming systems that may include multiple GPUs or extensive peripherals. In terms of efficiency, the SAMA B850 is 80 PLUS Bronze certified, achieving over 85% efficiency at typical loads. In contrast, the ASUS TUF boasts an 80 PLUS Gold certification, indicating even higher efficiency thanks to its premium components. This translates to potentially lower electricity bills and a reduced environmental impact for users of the ASUS model.
Build Quality and Durability
The ASUS TUF Gaming 1000W Gold excels in build quality with military-grade certification for its capacitors and chokes, ensuring long-lasting durability. This level of robustness is particularly appealing for users who require reliable performance under demanding conditions. Additionally, the protective PCB coating of the ASUS unit protects against moisture, dust, and extreme temperatures, enhancing its longevity. The SAMA B850, while well-constructed, does not highlight the same level of ruggedness in its design. Its focus on energy efficiency and quiet operation suggests it may be better suited for less intensive applications.
Cooling Solutions
Cooling is a critical aspect of power supplies, and both units employ unique methods. The SAMA B850 features a temperature-controlled fan designed for quiet operation while maintaining optimal cooling performance. This is particularly advantageous for users who prioritize a silent computing experience. On the other hand, the ASUS TUF Gaming 1000W Gold employs dual ball fan bearings, which are known to last up to twice as long as traditional sleeve-bearing designs. This means that users can expect a longer lifespan from the cooling system of the ASUS unit, making it a potentially better long-term investment for high-performance setups.
Cable Management
The SAMA B850 offers sleek black flat cables that enhance cable management and improve airflow within the case. This design not only aids in aesthetics but also contributes to overall system cooling by reducing clutter. Conversely, while the ASUS TUF Gaming 1000W Gold does not explicitly mention cable design features, it includes a 16-pin PCIe cable, which is essential for powering next-generation graphics cards. Users who value neat and efficient cable management may find the SAMA B850 more visually appealing and easier to work with, especially in compact builds.
Compatibility
In terms of compatibility, both power supplies are designed to meet modern standards. The SAMA B850 is ATX 3.1 and PCIe 5.1 ready, making it suitable for the latest motherboards and high-end GPUs, including the RTX 4090/50 Series. This ensures that it can cater to current gaming and productivity demands. Conversely, the ASUS TUF Gaming 1000W Gold is ATX 3.0 compatible and also bundled with a 16-pin PCIe cable, allowing it to deliver up to 600W of power to PCIe Gen 5.0 graphics cards. While both units are future-proof to an extent, the ASUS power supply offers slightly more advanced features for those looking to leverage the latest technologies.
Warranty and Support
Both products come with warranty coverage, but the SAMA B850 offers a 3-year warranty alongside full protection features like OVP, OCP, OPP, and SCP. This warranty provides peace of mind for users who may be concerned about reliability. The ASUS TUF Gaming 1000W Gold's warranty specifics are not detailed, but its premium build quality and certifications imply a strong level of manufacturer support. Buyers might find the SAMA’s explicit 3-year coverage more reassuring, especially considering its lower price point, which may attract users who are cautious about investment in power supplies.
Which should you buy?
Choosing between the SAMA B850 850W ATX Power Supply and the ASUS TUF Gaming 1000W Gold largely depends on your specific needs and budget. If you are looking for an affordable option that offers decent performance for standard builds, the SAMA B850 at C$74.99 is a solid choice. However, for those who require higher power output, superior efficiency, and enhanced durability for high-performance gaming or workstation setups, investing in the ASUS TUF Gaming 1000W Gold for C$219.99 is advisable. Ultimately, the decision hinges on whether you prioritise budget and essential features or if you are willing to invest more for advanced capabilities and future-proofing.
versusfinder.com is a participant in the Amazon.ca Associates Program. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.

