Intel® Core™ i5-11600K Desktop Processor 6 Cores vs Intel® Core™ Ultra 5 Desktop Processor 235 14
Updated August 2026 — Intel® Core™ i5-11600K Desktop Processor 6 Cores wins on overclocking, Intel® Core™ Ultra 5 Desktop Processor 235 14 wins on cores and graphics.
The Intel® Core™ Ultra 5 offers superior performance with more cores and advanced features, making it the better choice for demanding tasks. However, the i5-11600K provides excellent value for budget-conscious users.
Why Intel® Core™ i5-11600K Desktop Processor 6 Cores is better
Price
i5-11600K is $67.21 cheaper
Compatibility
Works with more motherboard chipsets
Power Consumption
Higher TDP for Ultra 5
Why Intel® Core™ Ultra 5 Desktop Processor 235 14 is better
Core Count
Ultra 5 has 14 cores vs 6 cores
Performance
Higher clock speed up to 5.0 GHz
Integrated Graphics
Ultra 5 includes Intel Graphics
Overall score
Specifications
| Spec | Intel® Core™ i5-11600K Desktop Processor 6 Cores | Intel® Core™ Ultra 5 Desktop Processor 235 14 |
|---|---|---|
| Base Power | 125W | 65W |
| Integrated Graphics | No | Yes |
| Threads | 12 | 14 |
| Cache | 12MB | 26MB |
| Optane Support | Yes | Yes |
Dimension comparison
Overview of the Processors
The Intel® Core™ i5-11600K is priced at $199.00, while the Intel® Core™ Ultra 5 is available for $266.21, making the i5-11600K about 25% cheaper. Both processors are part of Intel's lineup, but they target different user needs and preferences. The i5-11600K is designed for users focused on gaming and productivity at a more budget-friendly price point, while the Ultra 5 aims to deliver enhanced performance with its advanced hybrid architecture.
Core Architecture and Performance
The Intel® Core™ i5-11600K features 6 cores and operates at speeds up to 4.9 GHz, making it a solid choice for gamers and general users. On the other hand, the Intel® Core™ Ultra 5 boasts a more complex architecture with 14 cores, comprising 6 performance (P) cores and 8 efficiency (E) cores, allowing it to handle multitasking and demanding applications more effectively. The Ultra 5 can reach speeds of up to 5.0 GHz, offering a slight edge in raw performance.
Compatibility and Chipset Support
The Intel® Core™ i5-11600K is compatible with Intel 500 series and select 400 series chipsets, allowing users to utilize a wide range of motherboards. In contrast, the Intel® Core™ Ultra 5 requires an Intel 800 series chipset, which may limit motherboard options for potential buyers. This difference can influence your decision based on the existing hardware you may already own or plan to purchase.
Thermal Solutions and Power Consumption
Neither processor includes a thermal solution in the box, which means users will need to invest in a suitable cooling system separately. The i5-11600K has a thermal design power (TDP) of 125W, while the Ultra 5 operates with a lower base power of 65W. This difference indicates that the Ultra 5 may require less cooling capacity, which can be a deciding factor for users concerned about heat management in their builds.
Integrated Graphics Capabilities
The Intel® Core™ Ultra 5 comes with integrated Intel Graphics, making it a more versatile option for users who may not have a dedicated graphics card. This feature is particularly beneficial for casual gamers or those who perform graphic-related tasks without heavy demands. In contrast, the i5-11600K does not specify integrated graphics, which may necessitate a dedicated GPU for optimal performance.
PCIe Support and Future-Proofing
The i5-11600K supports PCIe Gen 4.0, while the Ultra 5 advances to offer PCIe 5.0 and 4.0 support. This means that the Ultra 5 is better equipped for future upgrades, especially with the growing availability of PCIe 5.0 devices. Users looking for a processor that will remain relevant as technology progresses may find the Ultra 5 to be the more future-proof choice.
Price-to-Performance Ratio
With the Intel® Core™ i5-11600K priced at $199.00 and the Ultra 5 at $266.21, the i5-11600K offers a more favorable price-to-performance ratio, especially for budget-conscious buyers. Despite the Ultra 5's superior core count and speed, the significant price difference of about $67.21 means that for many users, the i5-11600K will deliver excellent performance without breaking the bank.
Which should you buy?
Ultimately, the decision between the Intel® Core™ i5-11600K and the Intel® Core™ Ultra 5 depends on your specific needs. If you're a gamer or a general user looking for solid performance at an attractive price point, the i5-11600K is an excellent choice that balances cost and capability. However, if you require more advanced performance for multitasking, content creation, or gaming with integrated graphics, the Ultra 5 would be worth the extra investment for its higher core count and support for the latest PCIe technology.

