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Intel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHz vs Intel® Core™ i9-14900K Desktop Processor 24 cores

Updated August 2026 — Intel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHz wins on power and cooling, Intel® Core™ i9-14900K Desktop Processor 24 cores wins on performance and price.

The Intel® Core™ i9-14900K offers superior performance for demanding tasks, while the i5-14400 is a solid choice for budget-conscious users.

Why Intel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHz is better

Price

i5-14400 is significantly cheaper

Power Consumption

i5-14400 has lower base power

Integrated Graphics

i5-14400 includes Intel UHD Graphics 730

Why Intel® Core™ i9-14900K Desktop Processor 24 cores is better

Performance

i9-14900K has more cores and higher clock speed

Overclocking

i9-14900K supports advanced overclocking features

Multitasking

i9-14900K handles more threads simultaneously

Overall score

Intel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHz
75
Intel® Core™ i9-14900K Desktop Processor 24 cores
90

Specifications

SpecIntel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHzIntel® Core™ i9-14900K Desktop Processor 24 cores
Cores10 (6P + 4E)24 (8P + 16E)
Max Speed4.7 GHz6.0 GHz
Cache20MBL3 Cache not specified
Base Power65W125W
PCIe Support5.0 & 4.05.0 & 4.0

Dimension comparison

Intel® Core™ i5-14400 Desktop Processor 10 cores 4.7 GHzIntel® Core™ i9-14900K Desktop Processor 24 cores

Overview of the Intel® Core™ i5-14400

The Intel® Core™ i5-14400 is an appealing option for users seeking a balance between performance and cost. Priced at $264.99, this processor features 10 cores, comprising 6 performance cores and 4 efficiency cores. Designed for both gamers and productivity users, it supports advanced technologies such as PCIe 5.0, ensuring compatibility with modern systems.

This 14th generation processor boasts a maximum clock speed of 4.7 GHz and includes the Intel Laminar RM1 cooler. The i5-14400 is optimized for Intel's 600 and 700-series motherboards, making it a versatile choice for a wide range of builds. Its hybrid architecture effectively distributes workloads, enhancing performance for various applications.

Overview of the Intel® Core™ i9-14900K

The Intel® Core™ i9-14900K stands out in terms of performance, targeted at enthusiasts and professionals who demand the highest capabilities. Priced at $468.99, it features 24 cores, made up of 8 performance cores and 16 efficiency cores, allowing for immense multitasking and processing power.

This processor can reach speeds of up to 6.0 GHz, making it a powerhouse for gaming and content creation alike. The i9-14900K also supports the latest PCIe 5.0 technology and is compatible with both DDR4 and DDR5 memory, catering to the most demanding applications and workloads. With its overclocking capabilities, it is designed for users who want to push their systems to the limit.

Performance Comparison

When comparing performance, the i9-14900K clearly outshines the i5-14400. The i9-14900K's 24 cores and higher clock speed of 6.0 GHz provide significantly enhanced performance for CPU-intensive tasks, making it ideal for high-end gaming and professional content creation. In contrast, the i5-14400, with its 10 cores and a maximum speed of 4.7 GHz, is suited more for casual gaming and everyday productivity.

This performance disparity is especially noticeable in multitasking scenarios where the i9-14900K can handle more threads simultaneously. Users looking for a processor that can manage demanding applications without lag will find the i9-14900K to be the superior choice.

Price Comparison

Price is a crucial factor for many buyers, and the difference between these two processors is significant. The Intel® Core™ i5-14400 is priced at $264.99, while the Intel® Core™ i9-14900K comes in at $468.99. This makes the i5-14400 approximately 43% cheaper than the i9-14900K.

Budget-conscious consumers or those who do not require the extreme performance of the i9 may find the i5-14400 to be a compelling option. However, for users whose workloads justify the extra investment, the performance capabilities of the i9-14900K may make it worth the higher price tag.

Features and Specifications

In terms of features, both processors offer advanced technology support. The i5-14400 includes integrated Intel UHD Graphics 730 and has a 20MB cache, while the i9-14900K benefits from Intel Thermal Velocity Boost and Intel Turbo Boost Max Technology 3.0, enhancing its performance under specific conditions.

Both processors are compatible with Intel's 600 and 700-series motherboards, ensuring they can be integrated into modern systems with ease. However, the i9-14900K's additional features make it more suited for high-performance builds, particularly for users engaged in tasks that require substantial processing power.

Thermal Management

Thermal management is an essential consideration for high-performance CPUs. The i5-14400 comes with the Intel Laminar RM1 cooler, which is adequate for its 65W base power consumption. On the other hand, the i9-14900K has a higher base power consumption of 125W, necessitating a more robust cooling solution, especially for overclocking.

Users planning to push their systems will need to invest in additional cooling solutions for the i9-14900K to maintain optimal performance. This aspect is crucial, especially in demanding gaming or content creation scenarios where thermal throttling can significantly impact performance.

Use Cases

Choosing the right processor also depends on the intended use case. The Intel® Core™ i5-14400 is well-suited for casual gamers, students, or professionals engaged in standard productivity tasks such as word processing, web browsing, and light video editing. Its price point makes it a great option for those looking for solid performance without breaking the bank.

In contrast, the Intel® Core™ i9-14900K is designed for enthusiasts and professionals who require top-notch performance for gaming, video editing, 3D rendering, and other demanding tasks. If your work involves heavy multitasking or resource-intensive applications, this processor will deliver the performance you need.

Which should you buy?

In summary, the decision between the Intel® Core™ i5-14400 and the Intel® Core™ i9-14900K largely hinges on your specific needs and budget. The i5-14400 offers a more affordable option with solid performance for everyday tasks, making it suitable for casual users. However, the i9-14900K provides superior performance for those who need it, justifying its higher price for serious gamers and professionals.

If you're looking for a processor that balances cost and performance, the i5-14400 is a great choice. If your priority is maximum performance for demanding applications, the i9-14900K is worth the investment. Ultimately, assessing your usage requirements will guide you to the best choice for your setup.