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Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores vs Intel Core i5-12400 Desktop Processor 18M Cache

Updated August 2026The Intel® Core™ Ultra 5 Processor 250KF Plus offers superior performance and features at a lower price compared to the Intel Core i5-12400.

The Intel® Core™ Ultra 5 Processor 250KF Plus offers superior performance and features at a lower price compared to the Intel Core i5-12400.

Why Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores is better

Price

Ultra 5 is C$301.61 vs i5-12400 at C$381.45

Core Count

Ultra 5 has 24 cores vs i5-12400's 6 cores

Turbo Frequency

Ultra 5 reaches 5.5 GHz vs i5-12400's 4.4 GHz

Why Intel Core i5-12400 Desktop Processor 18M Cache is better

Mainstream Use

i5-12400 is suitable for everyday tasks

Simplicity

i5-12400 is easier for non-enthusiasts

Availability

i5-12400 is widely available in budget builds

Overall score

Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores
85
Intel Core i5-12400 Desktop Processor 18M Cache
70

Specifications

SpecIntel® Core™ Ultra 5 Processor 250KF Plus 18 coresIntel Core i5-12400 Desktop Processor 18M Cache
Cores246
Threads2412
Max Turbo5.5 GHz4.4 GHz
Base Power125WN/A
CacheN/A18MB

Dimension comparison

Intel® Core™ Ultra 5 Processor 250KF Plus 18 coresIntel Core i5-12400 Desktop Processor 18M Cache

Overview of the Products

In this comparison, we are looking at the Intel® Core™ Ultra 5 Processor 250KF Plus and the Intel Core i5-12400 Desktop Processor. The Intel Core Ultra 5 250KF Plus is priced at C$301.61, while the Intel Core i5-12400 is more expensive at C$381.45. This pricing difference reflects the distinct features and target audiences of each processor.

The Intel Core Ultra 5 250KF Plus is designed for high-performance gaming and creator applications, making it a strong contender for enthusiasts. In contrast, the Intel Core i5-12400, while capable, is aimed at mainstream users seeking solid performance for everyday tasks and gaming without the need for extreme specifications.

Performance Capabilities

The Intel® Core™ Ultra 5 Processor 250KF Plus boasts a remarkable configuration with up to 24 cores, comprising 8 performance cores and 16 efficiency cores. This extensive core architecture allows it to handle demanding tasks seamlessly, reaching a turbo frequency of up to 5.5 GHz. On the other hand, the Intel Core i5-12400 features 6 cores and 12 threads, with a maximum turbo frequency of 4.4 GHz. While the i5-12400 is competent for standard applications, it cannot match the Ultra 5's capabilities in multi-threaded scenarios.

Consequently, for users who require superior multitasking and performance for gaming or content creation, the Ultra 5 is more suitable, whereas the i5-12400 will suffice for general use.

Thermal and Power Design

The Intel® Core™ Ultra 5 Processor 250KF Plus has a robust thermal and power design, with a base power requirement of 125W and a maximum turbo power of 250W. This design emphasizes its ability to sustain high-intensity performance over extended periods. Conversely, the Intel Core i5-12400 does not specify its power consumption in the provided data, but it typically operates at lower wattages.

This difference means that while the Ultra 5 can handle demanding workloads, it also requires more substantial cooling solutions and power delivery. Users with high-performance needs will appreciate the Ultra 5's capabilities, while those with moderate usage can opt for the more energy-efficient i5-12400.

Compatibility and Future-Proofing

The Intel® Core™ Ultra 5 Processor 250KF Plus is compatible with Intel's 800 Series Chipset-based motherboards, utilizing the LGA1851 socket. This support enables advanced features like PCIe 5.0 and DDR5 memory, which can offer improved performance and future-proofing for upcoming technology. The i5-12400's compatibility is not specified in the data, but it typically supports DDR4 memory and is geared towards users who may not need the latest technologies.

The Ultra 5 stands out for those looking to build a future-ready system, while the i5-12400 may appeal to users who prioritize budget and current technology over cutting-edge specifications.

Target Audience

The Intel® Core™ Ultra 5 Processor 250KF Plus is aimed at enthusiasts and power users who demand top-tier performance for gaming, content creation, and multitasking. Its advanced capabilities, such as high core counts and support for the latest memory standards, reflect its design for users who push their systems to the limit.

In contrast, the Intel Core i5-12400 targets the mainstream market, providing sufficient performance for everyday tasks, casual gaming, and office applications. It represents a more accessible option for users who do not require the top-end specifications that the Ultra 5 offers.

Price Comparison

The Intel® Core™ Ultra 5 Processor 250KF Plus is priced at C$301.61, making it a more economical choice compared to the Intel Core i5-12400, which retails for C$381.45. This C$79.84 difference in price is significant, especially for budget-conscious consumers. The Ultra 5 offers superior performance and features at a lower cost, providing excellent value for those who need high performance.

However, potential buyers should weigh the benefits of the Ultra 5 against their specific needs. If the performance features are not essential, the i5-12400 may still provide adequate performance for less demanding applications.

User Experience and Overclocking

The Intel® Core™ Ultra 5 Processor 250KF Plus is designed with enthusiasts in mind, featuring an unlocked multiplier for performance tuning when paired with Intel Z-series chipsets. This allows for overclocking, enabling users to extract even more performance from their systems. The Ultra 5 is engineered for those who love to push their hardware to its limits.

In contrast, the Intel Core i5-12400 does not indicate any overclocking capabilities in the provided data. While it offers solid performance out of the box, it may not satisfy users looking for customization and tuning options. This difference further emphasizes the Ultra 5's appeal to enthusiasts.

Which should you buy?

Choosing between the Intel® Core™ Ultra 5 Processor 250KF Plus and the Intel Core i5-12400 largely depends on your performance needs and budget. The Ultra 5 is ideal for gamers and content creators seeking top-notch performance, advanced features, and overclocking potential, all for a competitive price of C$301.61. Conversely, if you are looking for a reliable processor for everyday tasks and casual gaming without the need for extreme specifications, the Intel Core i5-12400 at C$381.45 may be sufficient. Ultimately, consider your specific requirements and how each processor aligns with your computing needs.

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Intel® Core™ Ultra 5 Processor 250KF Plus 18 cores vs Intel Core i5-12400 Desktop Processor 18M Cache | versusfinder