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Intel Core i5 12400 Processor vs Intel Core Ultra 5 Desktop Processor 245KF - 14 cores

Updated August 2026The Intel Core Ultra 5 245KF offers better multi-threaded performance at a lower price, making it a more attractive option for gamers and content creators. However, the i5 12400 excels in single-threaded tasks.

The Intel Core Ultra 5 245KF offers better multi-threaded performance at a lower price, making it a more attractive option for gamers and content creators. However, the i5 12400 excels in single-threaded tasks.

Why Intel Core i5 12400 Processor is better

single-core speed

i5 12400 has a higher max clock speed of 4.4GHz

efficiency

i5 12400 generally consumes less power

compatibility

i5 12400 is compatible with Socket 1700 motherboards

Why Intel Core Ultra 5 Desktop Processor 245KF - 14 cores is better

core count

245KF has 14 cores compared to 6 cores of i5 12400

price

245KF is £66 cheaper than i5 12400

future-proofing

245KF supports PCIe 5.0 and DDR5

Overall score

Intel Core i5 12400 Processor
75
Intel Core Ultra 5 Desktop Processor 245KF - 14 cores
85

Specifications

SpecIntel Core i5 12400 ProcessorIntel Core Ultra 5 Desktop Processor 245KF - 14 cores
BrandIntelIntel
Cores614
Threads1214
Max Speed4.4GHz3.9GHz
Price£205.99£139.99

Dimension comparison

Intel Core i5 12400 ProcessorIntel Core Ultra 5 Desktop Processor 245KF - 14 cores

Overview of the Intel Core i5 12400 Processor

The Intel Core i5 12400 Processor is a solid choice for users seeking a reliable balance of performance and efficiency. Priced at £205.99, this processor offers 6 cores and 12 threads, with a maximum clock speed reaching up to 4.4GHz. As part of Intel's 12th Gen Alder Lake family, it is designed for use with Socket 1700 motherboards, making it a suitable option for both gaming and productivity tasks.

In terms of functionality, the i5 12400 excels with its multi-threading capabilities, allowing for better performance in applications that benefit from parallel processing. Its relatively higher price reflects its standing in the market as a versatile CPU, appealing to a range of users.

Overview of the Intel Core Ultra 5 Desktop Processor 245KF

The Intel Core Ultra 5 Desktop Processor 245KF is a more budget-friendly option priced at £139.99. This processor boasts 14 cores, which is significantly more than the i5 12400, making it a compelling option for users who require high performance, especially in multi-threaded applications. However, it does not come with integrated graphics, which may be a limitation for users who do not plan to pair it with a dedicated graphics card.

With support for PCIe 5.0 and DDR5, the 245KF is optimised for modern gaming and productivity demands, offering a competitive edge in terms of future-proofing. Its compatibility with Intel 800 Series Chipset motherboards further enhances its appeal to gamers and content creators looking for high-performance computing solutions.

Performance Comparison

In terms of raw performance, the Intel Core Ultra 5 Desktop Processor 245KF has a distinct advantage with its 14 cores compared to the i5 12400’s 6 cores. This translates to potentially higher performance in multi-threaded applications, which is particularly beneficial for tasks such as video rendering or complex simulations.

On the other hand, the i5 12400's maximum clock speed of 4.4GHz may offer superior single-core performance, making it a great choice for applications that rely heavily on single-threaded operations. Users must consider their specific usage scenarios when evaluating the performance differences between these two processors.

Power Consumption and Efficiency

The Intel Core i5 12400 Processor operates with a focus on efficiency, which is essential for users who are concerned about power consumption. While specific power consumption figures for the i5 12400 are not provided, it is generally known that processors with fewer cores tend to consume less power.

In contrast, the Intel Core Ultra 5 245KF has a Processor Base Power of 125W. While this indicates that it is designed to handle more demanding tasks, users should be aware that higher power consumption can lead to increased electricity costs over time, especially in high-performance computing scenarios. Thus, while the 245KF offers more cores, it may require more robust cooling solutions and a power supply capable of handling its demands.

Compatibility and Upgradability

The Intel Core i5 12400 Processor is compatible with Socket 1700 motherboards, while the Intel Core Ultra 5 245KF requires motherboards based on the Intel 800 Series Chipset. This difference can influence users when building or upgrading their systems, as motherboard availability and compatibility can impact overall system performance and feature support.

For users looking to future-proof their systems, the support for PCIe 5.0 and DDR5 in the 245KF positions it as a more forward-looking choice. The 12400, while still capable, may not offer the same level of future compatibility, particularly as newer technologies emerge.

Target Audience and Use Cases

The Intel Core i5 12400 Processor is well-suited for a broad audience, including casual gamers, office professionals, and those engaging in light content creation. Its balance of price and performance makes it an attractive option for users who need reliable processing power without breaking the bank.

Conversely, the Intel Core Ultra 5 245KF is targeted more towards gamers and advanced users who demand higher performance from their systems. With its greater core count and modern feature set, it is designed for those who engage in resource-intensive tasks, such as gaming at high settings or handling large workloads in creative applications.

Price Considerations

Price is a significant factor when comparing these two processors. The Intel Core i5 12400 is priced at £205.99, while the Intel Core Ultra 5 245KF is available for a lower price of £139.99. This price difference of £66 indicates that the 245KF may offer a more attractive entry point for users looking for high core counts and advanced features without the premium associated with the i5 12400.

However, potential buyers should weigh the performance benefits against the price difference. While the 12400 is more expensive, its performance in single-threaded tasks may justify the additional cost for certain users.

Which should you buy?

The choice between the Intel Core i5 12400 Processor and the Intel Core Ultra 5 Desktop Processor 245KF ultimately depends on your specific needs and use cases. If you require a balance of performance for everyday tasks, with a focus on single-threaded applications, the i5 12400 may be your best bet despite its higher price.

On the other hand, if your focus is on multi-threaded performance for gaming or productivity, the Intel Core Ultra 5 245KF presents a compelling value with its 14 cores and modern features at a lower price point. Each processor has its strengths, making the decision largely reliant on individual requirements and future computing plans.

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Intel Core i5 12400 Processor vs Intel Core Ultra 5 Desktop Processor 245KF - 14 cores | versusfinder