Thermaltake Gravity i2 95W Intel LGA 1200/1156/1155/1150/1151 92mm CPU Cooler CL vs upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes
Updated August 2026 — The upHere H45K6 offers superior cooling efficiency and compatibility, making it the better choice for high-performance builds, while the Thermaltake Gravity i2 is a budget-friendly option for low power CPUs.
The upHere H45K6 offers superior cooling efficiency and compatibility, making it the better choice for high-performance builds, while the Thermaltake Gravity i2 is a budget-friendly option for low power CPUs.
Why Thermaltake Gravity i2 95W Intel LGA 1200/1156/1155/1150/1151 92mm CPU Cooler CL is better
lower price
C$19.86 vs C$49.99
quieter operation
21.3 dB vs 27 dB
compact design
92mm fan for small builds
Why upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes is better
higher TDP
150W vs 95W
better compatibility
supports more sockets
more heat pipes
6 heat pipes vs 1
Overall score
Specifications
| Spec | Thermaltake Gravity i2 95W Intel LGA 1200/1156/1155/1150/1151 92mm CPU Cooler CL | upHere H45K6 Low Profile CPU Cooler 45mm Height - 6 Heat Pipes |
|---|---|---|
| Brand | Thermaltake | upHere |
| Socket Support | LGA 1200/115x | LGA 1851/1700/115x/1200/2011/2066, AM5/AM4/AM3 |
| Cooling Capacity | 95W | 150W |
| Fan Type | 7-Bladed | PWM 90mm |
| Warranty | 2 Years | N/A |
Dimension comparison
Introduction to CPU Coolers
In the realm of CPU coolers, selecting the right one can significantly impact your system's performance and longevity. The Thermaltake Gravity i2 and the upHere H45K6 both cater to different needs with their unique features and specifications. Understanding their distinct advantages will help you choose the best cooler for your setup.
Design and Form Factor
The Thermaltake Gravity i2 boasts a low profile design, making it suitable for compact builds. Its 92mm fan allows for efficient airflow of 31.343 CFM, while maintaining a noise level of just 21.3 decibels. On the other hand, the upHere H45K6 takes compactness a step further, featuring a height of only 45mm. This ultra-compact design is particularly advantageous for Mini ITX cases, ensuring that it fits without compromising performance. The design of the H45K6 allows for seamless installation, even in space-constrained environments.
Compatibility with Motherboards
Compatibility is crucial when selecting a CPU cooler. The Thermaltake Gravity i2 supports Intel LGA 1200, 1156, 1155, 1150, and 1151 sockets, making it a versatile choice for various Intel CPUs. Conversely, the upHere H45K6 offers universal hardware compatibility, supporting an impressive range of sockets including Intel LGA 1851, 1700, 115x, 1200, 2011, 2066, and AMD AM5, AM4, AM3. This extensive compatibility makes the upHere H45K6 a more flexible option for users with mixed hardware setups.
Cooling Efficiency
Cooling efficiency is a pivotal factor for any CPU cooler. The Thermaltake Gravity i2 is designed for low power CPUs with a cooling capacity of 95W, making it suitable for mainstream processors. In comparison, the upHere H45K6 is engineered with six 6mm heat pipes that support a TDP of 150W, ensuring effective heat dissipation even under heavy workloads. This higher TDP capability allows the H45K6 to maintain optimal temperatures during intense computing tasks, providing a clear advantage for users with high-performance CPUs.
Noise Levels
When it comes to noise levels, both coolers perform admirably. The Thermaltake Gravity i2 operates at a noise level of 21.3 decibels, offering a quiet computing experience. The upHere H45K6 features a high-airflow 90mm fan that operates at a maximum noise level of 27 dB(A), which is still acceptable for most users. While the Gravity i2 is quieter, the difference in noise levels is minimal, meaning both options are suitable for users seeking a silent operation.
Installation Process
The installation process can often be a deciding factor for users. The Thermaltake Gravity i2 is designed for quick and easy installation, ensuring that users can set it up without hassle. The upHere H45K6 also prides itself on its tool-free installation, which can be completed in under five minutes. The straightforward installation process of both coolers makes them accessible for users of all experience levels, ensuring that even beginners can manage the setup.
Price Comparison
Price can heavily influence your decision when choosing a CPU cooler. The Thermaltake Gravity i2 is priced at C$19.86, making it an affordable option for users on a budget. In contrast, the upHere H45K6 is priced at C$49.99, which is significantly higher. While the H45K6 offers enhanced features and capabilities, the price difference may deter budget-conscious buyers who need a more economical solution.
Which should you buy?
Ultimately, the decision between the Thermaltake Gravity i2 and the upHere H45K6 will depend on your specific needs and system requirements. The Gravity i2 is an excellent choice for users with low power CPUs seeking a budget-friendly, compact cooler with a quieter operation. Conversely, the upHere H45K6 stands out with its superior cooling efficiency, extensive compatibility, and ultra-compact design, making it ideal for high-performance builds in space-constrained environments. If you need enhanced performance and are willing to invest more, the upHere H45K6 is the way to go.
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