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Intel® Core™ i5-11400 Desktop Processor 6 Cores up vs Intel® Core™ Ultra 5 Desktop Processor 245K 14

Updated August 2026 — Intel® Core™ i5-11400 Desktop Processor 6 Cores up wins on graphics and thermals, Intel® Core™ Ultra 5 Desktop Processor 245K 14 wins on overclocking and cores.

The Intel® Core™ Ultra 5 offers superior performance with more cores and higher clock speeds, making it the better choice for demanding tasks.

Why Intel® Core™ i5-11400 Desktop Processor 6 Cores up is better

Price

The i5-11400 is cheaper by $12.

TDP

The i5-11400 has a lower TDP of 65W.

Integrated Graphics

The i5-11400 includes integrated graphics.

Why Intel® Core™ Ultra 5 Desktop Processor 245K 14 is better

Cores

The Ultra 5 has 14 cores compared to 6.

Clock Speed

The Ultra 5 boosts up to 5.2 GHz.

Performance

The Ultra 5 is optimized for high-performance tasks.

Overall score

Intel® Core™ i5-11400 Desktop Processor 6 Cores up
75
Intel® Core™ Ultra 5 Desktop Processor 245K 14
88

Specifications

SpecIntel® Core™ i5-11400 Desktop Processor 6 Cores upIntel® Core™ Ultra 5 Desktop Processor 245K 14
Cores614
Threads1214
Max Clock4.4 GHz5.2 GHz
TDP65W125W
Cache12 MB26 MB

Dimension comparison

Intel® Core™ i5-11400 Desktop Processor 6 Cores upIntel® Core™ Ultra 5 Desktop Processor 245K 14

Overview of Intel® Core™ i5-11400 and Intel® Core™ Ultra 5

The Intel® Core™ i5-11400 is priced at $186.00, whereas the Intel® Core™ Ultra 5 is slightly more expensive at $198.00, making it about 6.4% more costly. Both processors cater to users seeking high performance, but they do so with different architectures and specifications. The i5-11400 features 6 cores and a maximum boost clock of 4.4 GHz, while the Ultra 5 boasts 14 cores with a higher boost capability of up to 5.2 GHz. This article provides a detailed comparison to help you make an informed decision.

Performance Comparison

In terms of performance, the Intel® Core™ Ultra 5 outshines the i5-11400 significantly with its configuration of 6 performance cores (P-cores) and 8 efficiency cores (E-cores), totaling 14 cores. This hybrid architecture allows the Ultra 5 to handle more simultaneous tasks, optimizing performance for demanding applications. The i5-11400, with its hyper-threading capabilities and 6 cores, still delivers robust performance but falls short for users who require exceptional multitasking capabilities. Therefore, if your workload demands higher processing power, the Ultra 5 is the more suitable choice.

Clock Speed and Turbo Boost

The Intel® Core™ Ultra 5 offers a maximum clock speed of up to 5.2 GHz, whereas the i5-11400 has a maximum boost clock of 4.4 GHz. This difference of 0.8 GHz can have a notable impact on performance, especially in single-threaded applications. The Ultra 5’s higher clock speed means it can execute tasks faster, making it ideal for gaming and high-performance computing. Thus, for users focused on speed and responsiveness, the Ultra 5 is the clear winner.

Thermal Design Power (TDP)

The Intel® Core™ i5-11400 has a thermal design power (TDP) of 65W, while the Intel® Core™ Ultra 5 has a higher TDP of 125W. This means that the Ultra 5 may require more robust cooling solutions to manage the additional heat generated during operation, which is an important consideration for system builders. The lower TDP of the i5-11400 allows for easier integration into smaller builds and may lead to quieter operation. If energy efficiency and lower heat output are priorities for you, the i5-11400 may be more appealing.

Integrated Graphics

The Intel® Core™ i5-11400 includes built-in Intel UHD Graphics 730, which enhances its visual performance and allows for multi-monitor setups, supporting up to three monitors. In contrast, the Ultra 5 processor does not come with an integrated thermal solution or dedicated graphics, suggesting that users will need to invest in a discrete graphics card for optimal visual performance. If you plan to use your system for gaming or graphic-intensive tasks, the i5-11400's integrated graphics can save you the cost and complexity of a separate GPU.

Compatibility and Chipset Support

The Intel® Core™ i5-11400 is compatible with Intel’s 500 series and select 400 series chipset motherboards. Meanwhile, the Ultra 5 requires Intel 800 series chipset-based motherboards. This difference in compatibility could affect your motherboard choice, particularly if you're planning a new build or upgrade. If you already own a compatible motherboard for the i5-11400, it might save you additional costs compared to upgrading to a newer motherboard for the Ultra 5.

Price and Value

The price difference between the Intel® Core™ i5-11400 at $186.00 and the Intel® Core™ Ultra 5 at $198.00 is about $12, making the i5-11400 about 6.4% cheaper. For users on a budget, the i5-11400 presents itself as a more economical option without a drastic compromise on performance for general tasks and gaming. However, if your needs lean towards high-end gaming or content creation, the additional $12 for the Ultra 5 could be justified by the performance gains.

User Needs and Target Audience

The Intel® Core™ i5-11400 is tailored for gamers and everyday users requiring solid performance without breaking the bank. It's suitable for light to moderate gaming and productivity tasks. On the other hand, the Intel® Core™ Ultra 5 targets enthusiasts and professionals who need maximum processing power for tasks such as video editing, 3D rendering, and heavy multitasking. Your choice will depend heavily on whether you prioritize budget or performance.

Which should you buy?

If you are looking for a balance of performance and price, the Intel® Core™ i5-11400 is a great choice, especially for standard gaming and productivity tasks. However, if your work demands higher processing capabilities and you are willing to invest a little more, the Intel® Core™ Ultra 5 stands out with its superior core count and clock speed. Ultimately, your decision should hinge on your specific needs and whether you value cost savings or enhanced performance.