When it comes to building a PC that can handle intense workloads and high-quality gaming, choosing the right cooling system is crucial. We often find ourselves comparing the NZXT Kraken Z63 with the Corsair H115i Elite Capellix, both top-tier CPU coolers with a strong presence in the market. The NZXT Kraken Z63 is known for its impressive LCD display, which not only shows real-time temperature data but also adds a personalized touch with customizable images or gifs. On the other hand, the Corsair H115i is recognized for its vibrant RGB lighting and superior cooling performance, attributed to its large 280mm radiator and efficient fan design.

We recognize that the performance and aesthetics of a CPU cooler are subjective to each builder’s needs. The NZXT Kraken Z63 is slightly taller at 60mm, which could be a consideration for compact cases, whereas the Corsair H115i’s 40mm height might fit more easily. In terms of compatibility, NZXT covers an array of sockets including LGA1366, sTR4, sTR5, sTRX4, and sWRX8. This comprehensive support ensures that the Kraken Z63 can accommodate a wide variety of processors, making it a versatile option for many builds. The detailed differences between the two coolers, however, stretch beyond dimensions and compatibility, touching upon nuanced aspects such as acoustic levels, cooling efficiency, price-points, and the overall value they offer for their respective prices.
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Design and Aesthetics
Designing a PC setup requires attention to performance and appearance. High-performance components like the NZXT Kraken Z63 and Corsair H115i often come with a refined aesthetic, marrying functionality with style, especially considering the prominence of RGB lighting and distinctive cooler displays.

Radiator Size and Dimensions
CPU Block and RGB Lighting
| NZXT Kraken Z63 | Corsair H115i |
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The Z63’s CPU block showcases an LCD screen capable of displaying temperature data or custom images, appealing to those who prioritize personalization. RGB isn’t as focused here but the visual flair is undeniable with the customizable screen.
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Conversely, the H115i combines a minimal CPU block with vibrant, dynamic RGB lighting. For RGB enthusiasts, Corsair’s iCUE software unlocks extensive color customization, ensuring the cooler complements any system’s color scheme.
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Our choices in cooling solutions reflect not only our need for performance but also our desire for a visually compelling build. Whether we lean towards the informative display of the Kraken Z63 or the colorful versatility of the H115i’s RGB, our design preferences are well catered to.
Cooling Performance
In our experience, the key to an effective all-in-one (AIO) liquid cooler lies in its ability to maintain low temperatures under load while keeping noise at a minimum. The NZXT Kraken Z63 and Corsair H115i offer competitive cooling performance, balancing thermal efficiency with acoustic control.
Temperature Regulation
Noise Levels and Acoustics
Compatibility and Installation
Selecting the right CPU cooler is crucial for the setup, and it’s not just about the cooling performance—it’s necessary to ensure that the cooler fits your CPU socket and motherboard. That’s why we’re going to dive into the compatibility and installation processes of the NZXT Kraken Z63 and Corsair H115i to help you make the best choice for your system.
Motherboard and CPU Socket Compatibility
We’ll start by discussing the socket compatibility because it’s a deal-breaker if the cooler doesn’t match your CPU. Both coolers are highly compatible across various platforms. They fit well with common Intel and AMD sockets. For Intel, that includes the LGA series such as LGA 1200, 1151, 1150, among others, and for AMD, sockets from AM2 up to the latest AM4 are supported. However, it’s important to note that neither is compatible with AMD’s Threadripper family, which requires a larger cooler due to the bigger CPU size.
| NZXT Kraken Z63 | Corsair H115i |
| Intel LGA 115x, 1366, 2011, 2066 | Intel LGA 115x, 2011, 2066, 1200 |
| AMD AM2, AM3, AM4, sTRX4, TR4 | AMD AM2, AM3, AM4, sTRX4, TR4 |
Ease of Setup and CAM Software
Installation can be intimidating, but both coolers come with straightforward manuals and mounting hardware. The NZXT Kraken Z63 features a rotating cap to ensure proper logo orientation—a small but thoughtful design element. Corsair’s H115i installation is similarly user-friendly, providing all the brackets and screws needed without excessive complexity. Both offer easy, tool-free setups, but individual experiences may vary based on the case design and motherboard layout.
After installation, software takes over. NZXT’s CAM software is intuitive, allowing us to easily monitor temperatures and adjust performance settings. The Corsair H115i leverages iCUE software for customization and monitoring. Both software suites empower us to personalize our cooling, though your preference may depend on which ecosystem you’re already invested in or which interface you find more user-friendly.
Price, Warranty, and Brand Reputation
When selecting a liquid cooler, it’s essential to weigh the price, warranty, and trustworthiness of the brand. These factors can influence long-term satisfaction with your purchase.
Cost Evaluation and Value for Money
In the matchup between the NZXT Kraken Z63 and the Corsair H115i, one of the first differences you might notice is the price point. Typically, NZXT’s Kraken Z63 comes in at a higher price due to its advanced features, such as the customizable LCD display. This enhances not only the functionality but also the aesthetics of your build. Corsair’s H115i, while often found at a lower cost, still maintains competitive cooling performance, making it a strong contender for those who have budget considerations. We advocate for assessing the price-performance ratio of both models, keeping in mind the specific features that are most valuable to you.
| NZXT Kraken Z63 | Corsair H115i | Feature Comparison |
| Higher price | More budget-friendly | Price-performance balance |
| Customizable LCD display | Standard cooling performance | Depends on user preference |
Warranty and Customer Support
Both NZXT and Corsair are renowned for their customer service and support. Purchasing cooling solutions from these brands comes with a certain assurance due to their reputation in the market. The NZXT Kraken Z63 and the Corsair H115i often offer comparable warranty periods, which reflect the manufacturer’s confidence in their products’ durability and performance. It is crucial to check the warranty specifics at the time of purchase since terms can often include coverage of various components and the longevity of support. In our experience, having a reliable warranty can give you peace of mind, especially when investing in pivotal components like CPU coolers. We’ve seen the benefits that responsive and efficient customer support has on overall user satisfaction.
NZXT and Corsair have both upheld solid track records, so you can rest assured that investing in either brand should come with dependable customer service and a robust warranty to back the product.