Intel Core Ultra 9 Desktop Processor 285K - 24 vs Intel® Core™ i5-11600K Desktop Processor 6 Cores
Updated August 2026 — Intel Core Ultra 9 Desktop Processor 285K - 24 wins on performance and graphics, Intel® Core™ i5-11600K Desktop Processor 6 Cores wins on price and compatibility.
The Intel Core Ultra 9 offers superior performance and capabilities compared to the Intel Core i5-11600K, making it the better choice for demanding tasks.
Why Intel Core Ultra 9 Desktop Processor 285K - 24 is better
Core Count
Ultra 9 has 24 cores vs i5's 6 cores
Speed
Ultra 9 reaches up to 5.7 GHz vs i5's 4.9 GHz
Integrated Graphics
Ultra 9 includes integrated Intel Graphics
Why Intel® Core™ i5-11600K Desktop Processor 6 Cores is better
Price
i5 is significantly cheaper at $199
Compatibility
i5 works with more motherboards
Power Consumption
Both have same base power but i5 may be more efficient
Overall score
Specifications
| Spec | Intel Core Ultra 9 Desktop Processor 285K - 24 | Intel® Core™ i5-11600K Desktop Processor 6 Cores |
|---|---|---|
| Cores | 24 | 6 |
| Threads | 24 | 12 |
| Max Speed | 5.7 GHz | 4.9 GHz |
| Cache | 40 MB | 12 MB |
| Power | 125W | 125W |
Dimension comparison
Overview of Performance
When comparing the Intel Core Ultra 9 Desktop Processor 285K and the Intel Core i5-11600K, the former clearly stands out in terms of performance capabilities. The Ultra 9 boasts 24 cores, comprising 8 performance cores and 16 efficient cores, which allow for enhanced multitasking and high-performance applications. In contrast, the i5-11600K features only 6 cores, which limits its overall processing power. The Ultra 9 can reach speeds of up to 5.7 GHz, significantly higher than the 4.9 GHz maximum of the i5-11600K, making it a superior choice for demanding tasks like gaming and content creation.
Price Comparison
The Intel Core Ultra 9 is priced at $557.00, while the Intel Core i5-11600K is considerably less expensive at $199.00. This means the Ultra 9 is approximately 180% more expensive than the i5-11600K. For budget-conscious consumers, the i5 offers a compelling value proposition, especially for those who may not need the extensive capabilities of the Ultra 9. However, for users seeking top-tier performance, the higher price of the Ultra 9 may be justified.
Compatibility and Chipset
The Intel Core Ultra 9 is compatible with Intel 800 series chipset-based motherboards, while the Intel Core i5-11600K works with Intel 500 series and select 400 series chipsets. This distinction is important for consumers looking to upgrade or build a new PC. If you already own a motherboard that supports the i5-11600K, you might prefer this processor to avoid additional costs. The flexibility of the i5-11600K could make it a more convenient option for many users.
Power Consumption
Both processors have a base power consumption of 125W, which indicates that they are designed for high-performance scenarios. However, the Ultra 9’s higher core count means it may draw more power under heavy loads. Users should consider their cooling solutions and power supply capabilities when choosing either processor. While both options require similar power supplies, the Ultra 9’s additional cores may necessitate more robust cooling solutions for optimal performance.
Integrated Graphics
The Intel Core Ultra 9 processor includes integrated Intel Graphics, which could be beneficial for users who do not plan to use a dedicated graphics card. This feature allows for basic gaming and multimedia tasks without the need for additional hardware. In contrast, the Intel Core i5-11600K also supports Intel Optane Memory but does not specify integrated graphics capabilities, leading to a potential gap for users who rely solely on integrated solutions.
Gaming Performance
When it comes to gaming, the Intel Core Ultra 9 is designed to cater to enthusiasts and serious gamers due to its higher core and thread count. The advanced architecture allows it to handle more demanding games and multitasking scenarios effectively. Meanwhile, the Intel Core i5-11600K, while still capable, may struggle with the most demanding titles at high settings, particularly when multitasking with other applications. Gamers looking for a future-proof investment may find the Ultra 9 to be the better choice.
Overclocking Potential
Both processors are unlocked, allowing for overclocking to boost performance further. The Intel Core Ultra 9, with its advanced performance hybrid architecture, is likely to yield better results when overclocked compared to the i5-11600K due to its higher core count and thermal headroom. This feature appeals to enthusiasts looking to maximize their system's potential. However, the i5-11600K can still be overclocked effectively for users who are not pushing the limits of high-end gaming or heavy workloads.
Which should you buy?
Choosing between the Intel Core Ultra 9 and the Intel Core i5-11600K ultimately depends on your specific needs and budget. If you require top-tier performance for gaming, content creation, or heavy multitasking, the Intel Core Ultra 9 is the clear winner, offering superior core counts and speeds. However, for users on a budget or those with less demanding tasks, the Intel Core i5-11600K provides significant value at a price point that is about 64% lower. Consider your intended use case, and select accordingly.

