Intel® Core™ Ultra 5 Processor 250K Plus 18 cores vs Intel i5-13400F Desktop Processor 10 cores
Updated August 2026 — The Intel® Core™ Ultra 5 Processor outperforms the Intel i5-13400F in core count, clock speed, and thermal design, making it the better choice for high-performance tasks.
The Intel® Core™ Ultra 5 Processor outperforms the Intel i5-13400F in core count, clock speed, and thermal design, making it the better choice for high-performance tasks.
Why Intel® Core™ Ultra 5 Processor 250K Plus 18 cores is better
core count
Ultra 5 has 18 cores vs i5's 10 cores
clock speed
Ultra 5 reaches 5.5 GHz vs i5's 4.6 GHz
thermal design
Ultra 5 supports higher power for intense workloads
Why Intel i5-13400F Desktop Processor 10 cores is better
price
i5 is C$8.02 cheaper
mainstream target
i5 is aimed at everyday users
motherboard support
i5 supports both 600 and 700 series chipsets
Overall score
Specifications
| Spec | Intel® Core™ Ultra 5 Processor 250K Plus 18 cores | Intel i5-13400F Desktop Processor 10 cores |
|---|---|---|
| Cores | 18 cores | 10 cores |
| Max Clock | 5.5 GHz | 4.6 GHz |
| Base Power | 125W | N/A |
| Turbo Power | 250W | N/A |
| Chipset Support | 800 Series | 600/700 Series |
Dimension comparison
Overview of the Processors
The Intel® Core™ Ultra 5 Processor 250K Plus stands out with its impressive 18 cores, while the Intel i5-13400F Desktop Processor offers 10 cores. This difference in core count provides a clear advantage for the Ultra 5, particularly in demanding applications like gaming and content creation. With a current price of C$332.99, the Ultra 5 aims to serve enthusiasts and power users, whereas the i5-13400F, priced at C$324.97, targets mainstream users looking for solid performance.
Core Configuration
The core configuration is a significant factor when comparing these two processors. The Intel® Core™ Ultra 5 boasts up to 24 cores, including 8 performance cores (P-cores) and 16 efficiency cores (E-cores). This configuration allows for better multitasking and performance in high-demand scenarios. In contrast, the Intel i5-13400F features a total of 10 cores, comprising 6 P-cores and 4 E-cores. While the i5-13400F still provides decent performance, it cannot match the Ultra 5's capabilities, especially for tasks that require extensive processing power.
Clock Speed and Performance
When it comes to clock speed, the Intel® Core™ Ultra 5 Processor leads with a maximum turbo frequency of 5.5 GHz, offering top-tier responsiveness and performance for intensive workloads. In comparison, the Intel i5-13400F has a maximum clock speed of 4.6 GHz. This difference of 0.9 GHz could be crucial for users requiring maximum performance, particularly in gaming and heavy computational tasks. The Ultra 5’s superior clock speed, combined with its higher core count, positions it as the better choice for high-performance applications.
Thermal and Power Design
Thermal and power design is another key area where the Intel® Core™ Ultra 5 Processor shows its strengths. With a base power of 125W and a maximum turbo power of 250W, it is engineered to handle high-intensity workloads effectively. On the other hand, the Intel i5-13400F has no specified base power but is designed for efficiency with Intel's hybrid architecture. However, its lower overall power design can limit performance under heavy loads, making the Ultra 5 a more robust choice for power users who may engage in overclocking and high-performance tasks.
Compatibility and Motherboard Support
Compatibility and motherboard support are essential considerations for any CPU purchase. The Intel® Core™ Ultra 5 Processor is compatible with Intel 800 Series Chipset-based motherboards and has support for PCIe 5.0 and DDR5 memory, which is optimised for high-speed data transfer and enhanced performance. Conversely, the Intel i5-13400F supports both Intel 600 series and 700 series chipset-based motherboards, along with PCIe 5.0 and 4.0 support. While both processors offer robust compatibility, the Ultra 5's support for the latest DDR5 memory and PCIe 5.0 places it ahead for future-proofing.
Target Audience
Understanding the target audience for these processors is crucial in making a decision. The Intel® Core™ Ultra 5 Processor is built for enthusiasts and power users, particularly those who engage in gaming, video editing, or 3D rendering. Its high core count and clock speed cater to users seeking maximum performance. In contrast, the Intel i5-13400F is aimed at mainstream users who require solid performance for everyday computing tasks, such as web browsing, office applications, and casual gaming. While both processors have their merits, their intended audiences differ significantly.
Pricing Considerations
Both processors come at competitive price points, with the Intel® Core™ Ultra 5 priced at C$332.99 and the Intel i5-13400F slightly lower at C$324.97. The price difference of C$8.02 may be negligible for users who prioritize performance, especially considering the Ultra 5's superior specifications. However, for consumers on a tighter budget, the i5-13400F offers a more affordable entry into modern computing without sacrificing essential performance for daily tasks.
Which should you buy?
Deciding between the Intel® Core™ Ultra 5 Processor and the Intel i5-13400F ultimately depends on your specific needs. If you require a processor for heavy multitasking, gaming, or content creation, the Ultra 5's higher core count, superior clock speed, and advanced thermal design justify its higher price. However, if your usage is more aligned with everyday tasks and casual gaming, the i5-13400F provides sufficient power at a lower cost. In essence, the best choice hinges on whether you value high-performance capabilities over budget-friendly options.
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