Intel Core i5 12400 Processor vs Intel Core Ultra 5 Processor 250K Plus
Updated August 2026 — The Intel Core Ultra 5 Processor 250K Plus offers superior performance and features compared to the Intel Core i5 12400 Processor, making it the better choice for enthusiasts.
The Intel Core Ultra 5 Processor 250K Plus offers superior performance and features compared to the Intel Core i5 12400 Processor, making it the better choice for enthusiasts.
Why Intel Core i5 12400 Processor is better
price
i5 12400 is slightly cheaper at £205.99
mainstream use
better suited for everyday users
core count
sufficient for casual gaming
Why Intel Core Ultra 5 Processor 250K Plus is better
performance
higher max turbo frequency of 5.5 GHz
core count
up to 24 cores for demanding tasks
future-proofing
supports PCIe 5.0 and DDR5 memory
Overall score
Specifications
| Spec | Intel Core i5 12400 Processor | Intel Core Ultra 5 Processor 250K Plus |
|---|---|---|
| Max Turbo | 4.4 GHz | 5.5 GHz |
| Cores | 6 | 24 |
| Threads | 12 | 24 |
| Socket | LGA1700 | LGA1851 |
| Base Power | not specified | 125W |
Dimension comparison
Introduction to the Processors
The Intel Core i5 12400 Processor and the Intel Core Ultra 5 Processor 250K Plus are both noteworthy CPUs from Intel, boasting advanced features tailored for different user needs. Priced at £205.99, the i5 12400 offers solid performance for mainstream users, while the Ultra 5 is available for £205.49, presenting a more powerful option for enthusiasts and gamers.
Performance Specifications
The Intel Core Ultra 5 Processor 250K Plus stands out with a remarkable maximum turbo frequency of 5.5 GHz, significantly higher than the i5 12400's peak of 4.4 GHz. This translates to superior responsiveness and performance, particularly in demanding tasks. The i5 12400 features a configuration of 6 cores and 12 threads, making it capable of handling multitasking efficiently. In contrast, the Ultra 5 boasts up to 24 cores (8 performance cores and 16 efficiency cores), which enhances its capability for gaming and content creation.
Compatibility and Future-Proofing
When it comes to compatibility, the Intel Core Ultra 5 Processor 250K Plus is designed with next-generation platform support in mind. It requires an Intel 800 Series Chipset-based motherboard and features LGA1851 Socket, enabling the use of PCIe 5.0 and high-speed DDR5 memory, reaching up to 7200 MT/s. This positions the Ultra 5 as a future-proof choice for users looking to stay ahead of technological advancements. On the other hand, the i5 12400 utilises the LGA1700 socket, which while still modern, may not offer the same level of upgrade potential as the Ultra 5.
Overclocking Capabilities
The Intel Core Ultra 5 Processor 250K Plus is unlocked for performance tuning, making it ideal for overclockers and power users seeking to maximise their system's capabilities. This feature is absent in the i5 12400, which is not designed for overclocking. Users seeking to push their hardware further will find the Ultra 5 offers significant advantages in terms of customisation and performance enhancement.
Power and Thermal Design
In terms of power efficiency, the Intel Core Ultra 5 has a base power requirement of 125W and can reach a maximum turbo power of 250W. This robust power and thermal design allows it to sustain high-intensity workloads, making it suitable for demanding applications. Comparatively, the i5 12400's power specifications are not detailed, but its design aligns with less intensive tasks, reflecting its positioning as a mainstream processor.
Target Audience
The Intel Core i5 12400 Processor is ideally suited for everyday users and gamers who require reliable performance without the need for extreme specifications. Its balanced features make it a cost-effective choice for general use, including office applications and casual gaming. In contrast, the Intel Core Ultra 5 Processor 250K Plus targets enthusiasts and power users who demand higher performance for gaming, video editing, and other resource-intensive tasks.
Pricing Considerations
At a price of £205.99, the Intel Core i5 12400 is slightly more expensive than the Ultra 5, which is priced at £205.49. However, considering the performance and advanced features of the Ultra 5, such as its higher core count and support for cutting-edge technologies, the price difference may justify the investment for users looking for enhanced capabilities.
Which should you buy?
Choosing between the Intel Core i5 12400 Processor and the Intel Core Ultra 5 Processor 250K Plus ultimately depends on your specific needs and usage scenarios. If you require a reliable processor for everyday tasks and moderate gaming, the i5 12400 is a solid choice at £205.99. However, for those seeking robust performance for gaming and high-intensity applications, the Ultra 5, priced at £205.49, is the better option with its superior specifications and future-proofing features.
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