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ASUS TUF Gaming 1200W Gold vs CORSAIR SF1000 Fully Modular Low Noise 80 Plus

Updated August 2026 — ASUS TUF Gaming 1200W Gold wins on build quality and cooling, CORSAIR SF1000 Fully Modular Low Noise 80 Plus wins on efficiency and modularity.

The ASUS TUF Gaming 1200W Gold excels in power output and warranty, while the CORSAIR SF1000 offers superior efficiency and compactness.

Why ASUS TUF Gaming 1200W Gold is better

Higher Power

ASUS provides 1200W compared to 1000W from Corsair.

Longer Warranty

ASUS offers a 10-year warranty versus 7 years for Corsair.

Military-Grade

ASUS uses military-grade components for enhanced durability.

Why CORSAIR SF1000 Fully Modular Low Noise 80 Plus is better

Higher Efficiency

Corsair has an 80 Plus Platinum rating.

Compact Size

Corsair's SFX form factor is ideal for small builds.

Low Noise

Corsair features a Zero RPM mode for silent operation.

Overall score

ASUS TUF Gaming 1200W Gold
88
CORSAIR SF1000 Fully Modular Low Noise 80 Plus
82

Specifications

SpecASUS TUF Gaming 1200W GoldCORSAIR SF1000 Fully Modular Low Noise 80 Plus
Form FactorATXSFX
Cooling FanDual Ball Bearing92mm PWM
ModularityFully ModularFully Modular
PCIe SupportGen 5.0Gen 5.1
ComponentsMilitary-GradeJapanese Capacitors

Dimension comparison

ASUS TUF Gaming 1200W GoldCORSAIR SF1000 Fully Modular Low Noise 80 Plus

Overview of Power Supplies

When comparing the ASUS TUF Gaming 1200W Gold and the CORSAIR SF1000, the key takeaway is the difference in power capacity and efficiency ratings. The ASUS TUF Gaming 1200W Gold offers a robust 1200 watts of power, making it suitable for high-performance gaming rigs, while the CORSAIR SF1000 provides 1000 watts, which is still powerful but less than its competitor. At a price of $204.99, the ASUS unit is about 8% more expensive than the CORSAIR, which retails at $189.99.

Power Output and Efficiency

The ASUS TUF Gaming 1200W Gold is specifically designed for gamers needing high wattage. It features an 80 Plus Gold certification, ensuring high efficiency and lower energy costs. In contrast, the CORSAIR SF1000 boasts an 80 Plus Platinum rating, indicating even higher efficiency. The difference in efficiency ratings can lead to significant energy savings over time, particularly for users running demanding applications or gaming sessions. While the ASUS unit provides more power, the CORSAIR offers superior efficiency, which can be crucial for eco-conscious consumers.

Build Quality and Reliability

Both power supplies are built with high-quality components designed to ensure longevity and reliability. The ASUS TUF Gaming 1200W Gold uses military-grade components and comes with a protective PCB coating to shield against moisture, dust, and extreme temperatures. This durability is complemented by a 10-year warranty. On the other hand, the CORSAIR SF1000 is equipped with 105°C rated Japanese capacitors, which are known for their reliability under high-stress conditions, and it includes a 7-year warranty. While both power supplies promise durability, the ASUS may appeal more to users seeking long-term assurance.

Cooling Efficiency

Cooling is a critical aspect of any power supply, and both units feature advanced cooling solutions. The ASUS TUF Gaming 1200W Gold utilizes a dual ball bearing axial-tech fan, which can last up to twice as long as traditional sleeve bearing designs. This means quieter operation and better longevity. In contrast, the CORSAIR SF1000 employs a 92mm PWM cooling fan designed for low noise and efficient cooling, with a Zero RPM mode that ensures no fan noise at low loads. Users who prioritize silence during operation may find the CORSAIR's features particularly appealing.

Compatibility and Modular Design

The ASUS TUF Gaming 1200W Gold is ATX 3.0 compatible and comes bundled with a 16-pin PCIe cable, capable of delivering up to 600W to PCIe Gen 5.0 graphics cards. This makes it an excellent choice for future-proofing high-end gaming systems. The CORSAIR SF1000 also adheres to ATX 3.1 compliance and is PCIe 5.1 ready, making it equally suitable for modern graphics cards. Both power supplies are fully modular, allowing for tidy cable management. However, the ASUS offers more wattage flexibility, which may be crucial for users with multiple high-performance components.

Size and Form Factor

The form factor of a power supply can significantly impact its installation. The ASUS TUF Gaming 1200W Gold has a standard ATX form factor, which fits in most cases. Conversely, the CORSAIR SF1000 is designed in a compact SFX form-factor, making it ideal for small form factor (SFF) builds or cases where space is at a premium. The inclusion of an SFX-to-ATX bracket with the CORSAIR further enhances its versatility, allowing users to install it in larger cases if needed. This compactness makes the CORSAIR an attractive option for users who prioritize smaller builds.

Noise Levels

Noise levels can be an important consideration for gamers and professionals alike. The ASUS TUF Gaming 1200W Gold, with its dual ball bearing fan, offers effective cooling, but it does not specifically highlight a low-noise operation as a feature. On the other hand, the CORSAIR SF1000 emphasizes its low-noise operation, thanks to its PWM cooling fan and Zero RPM mode. This makes the CORSAIR particularly suitable for users who want a silent working environment, especially during quieter gaming sessions or tasks.

Which should you buy?

Choosing between the ASUS TUF Gaming 1200W Gold and the CORSAIR SF1000 ultimately depends on your specific needs. If you require a higher power output and longer warranty period, the ASUS might be the better choice for you at $204.99. However, if you prefer a more compact form factor with higher efficiency and quieter operation, the CORSAIR SF1000 at $189.99 could be the ideal option. Both units offer excellent build quality and reliability, but the decision will come down to whether you prioritize power capacity or efficiency and noise levels.