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POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 vs Thermaltake Toughpower SFX 750W 80Plus Platinum

Updated August 2026 — Thermaltake Toughpower SFX 750W 80Plus Platinum leads on modularity and warranty.

The Thermaltake Toughpower SFX offers superior performance and features compared to the POINWER H240AS-01, making it the better choice for high-demand users.

Why POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11 is better

Price

POINWER is significantly cheaper.

Compatibility

Designed specifically for Dell Optiplex systems.

Simplicity

Easier installation for basic needs.

Why Thermaltake Toughpower SFX 750W 80Plus Platinum is better

Power Output

750W vs 240W for demanding applications.

Efficiency

80Plus Platinum certification ensures better energy use.

Warranty

7-year warranty offers better reliability assurance.

Overall score

POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11
60
Thermaltake Toughpower SFX 750W 80Plus Platinum
85

Specifications

SpecPOINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11Thermaltake Toughpower SFX 750W 80Plus Platinum
CompatibilityDell OptiplexATX 3.1, PCIe Gen 5.1
Modular DesignNon-modularFully modular
CoolingNo info90mm FDB fan
TestingStringent testingHigh standards
InstallationSimpleModerate

Dimension comparison

POINWER H240AS-01 H240AS-00 L240AS-00 2TXYM 3WN11Thermaltake Toughpower SFX 750W 80Plus Platinum

Overview of the POINWER H240AS-01 and Thermaltake Toughpower SFX

The POINWER H240AS-01 is priced at $30.36, while the Thermaltake Toughpower SFX comes in at $139.99, making the POINWER about 78% cheaper. This significant price difference reflects the target markets of both power supplies. The POINWER model is designed for specific Dell Optiplex systems, while the Thermaltake unit caters to a broader audience with its advanced features and high wattage suitable for gaming and high-performance builds.

Target Audience and Compatibility

The POINWER H240AS-01 is specifically compatible with Dell Optiplex 390, 790, 960, 990, 3010, and 9010 Small Form Factor systems. Its narrow compatibility makes it ideal for users with these specific machines. On the other hand, the Thermaltake Toughpower SFX is designed for a wider array of PCs, including those requiring ATX 3.1 standards and PCIe Gen 5.1 compatibility. This flexibility makes the Thermaltake a better choice for gamers and enthusiasts looking to build or upgrade their systems.

Power Output and Efficiency

The POINWER H240AS-01 offers a modest 240 watts of power, which is sufficient for basic computing needs and low-end graphics. In contrast, the Thermaltake Toughpower SFX provides a robust 750 watts, making it capable of supporting high-end graphics cards and multiple components in a gaming rig. Additionally, the Toughpower is 80Plus Platinum certified, ensuring high energy efficiency and lower energy costs over time. This certification indicates that it operates with minimal waste, providing users with better performance per watt compared to the POINWER model.

Build Quality and Reliability

The POINWER H240AS-01 emphasizes stringent testing, including high and low voltage tests, aging tests, and load testing to ensure reliability. While this is commendable, the Thermaltake Toughpower SFX goes further by offering a 7-year warranty, underscoring its durability and the brand's confidence in its product. This extended warranty is a significant factor for users investing in a power supply, as it provides peace of mind regarding long-term use and reliability.

Modular Design and Cable Management

The POINWER H240AS-01 is a non-modular power supply, meaning all cables are fixed, which can lead to clutter in the case, especially in smaller form factors. In contrast, the Thermaltake Toughpower SFX features fully modular cables, allowing users to connect only the cables they need. This design facilitates better airflow and cleaner setups, which is especially beneficial for high-performance builds where cooling is critical.

Noise Levels and Cooling Solutions

The POINWER H240AS-01 does not provide specific information about noise levels, which leaves users uncertain about its operational sound. Meanwhile, the Thermaltake Toughpower SFX includes a 90mm FDB fan designed for quiet operation, minimizing noise even under load. This focus on cooling and noise reduction makes the Thermaltake a more appealing option for users sensitive to sound, particularly in home or office environments.

Price Considerations

At $30.36, the POINWER H240AS-01 is an economical choice for users needing a straightforward power supply for their Dell Optiplex systems. However, the Thermaltake Toughpower SFX, priced at $139.99, represents a more considerable investment. This approximately 78% price difference reflects the advanced features and higher capacity of the Thermaltake, making it more suitable for demanding applications. Users should weigh their budget against their performance needs when considering these options.

Which should you buy?

Choosing between the POINWER H240AS-01 and the Thermaltake Toughpower SFX ultimately depends on your specific needs. If you require an economical, straightforward solution for a compatible Dell Optiplex system, the POINWER is an excellent choice. However, for those looking for a high-performance power supply that can support advanced gaming rigs or demanding applications, the Thermaltake Toughpower SFX is worth the investment for its efficiency, modular design, and extended warranty.