Intel Core Ultra 5 Processor 225 vs Intel Core i5-12400 Desktop Processor 18M Cache
Updated August 2026 — The Intel Core Ultra 5 Processor 225 offers better multitasking and energy efficiency, while the Intel Core i5-12400 excels in single-threaded performance and higher clock speeds.
The Intel Core Ultra 5 Processor 225 offers better multitasking and energy efficiency, while the Intel Core i5-12400 excels in single-threaded performance and higher clock speeds.
Why Intel Core Ultra 5 Processor 225 is better
Price
C$239.99 vs C$381.45
Cores
10 cores vs 6 cores
Power Efficiency
65W base power vs unspecified
Why Intel Core i5-12400 Desktop Processor 18M Cache is better
Clock Speed
Max turbo frequency of 4.40GHz vs 3.3GHz
Cache Size
18MB Intel Smart Cache vs unspecified
Threads
12 threads vs 10 threads
Overall score
Specifications
| Spec | Intel Core Ultra 5 Processor 225 | Intel Core i5-12400 Desktop Processor 18M Cache |
|---|---|---|
| Base Power | 65W | N/A |
| Max Memory | 256 GB | N/A |
| Cache Size | N/A | 18MB |
| Turbo Frequency | 3.3GHz | 4.40GHz |
| Cores | 10 | 6 |
| Threads | 10 | 12 |
Dimension comparison
Overview of the Intel Core Ultra 5 Processor 225 and Intel Core i5-12400
In this comparison, we will explore the Intel Core Ultra 5 Processor 225 and the Intel Core i5-12400 Desktop Processor 18M Cache. The Intel Core Ultra 5 225 is priced at C$239.99, while the Intel Core i5-12400 comes at a higher price point of C$381.45. Both processors are designed to enhance performance in everyday computing tasks, but they cater to different user needs and preferences.
Performance Capabilities
The Intel Core Ultra 5 Processor 225 features a robust 10-Core configuration, optimised for multitasking and gaming. It operates on a base power of 65 watts and includes six Performance-cores clocked at 3.3 GHz, alongside four Efficient-cores that manage background tasks. In contrast, the Intel Core i5-12400 offers a 6-Core, 12-Thread setup with a max turbo frequency of 4.40 GHz. While the Core Ultra 5 focuses on balanced performance, the Core i5-12400 provides higher clock speeds, which may benefit single-threaded applications.
Memory and Cache
Memory support differs significantly between these two processors. The Intel Core Ultra 5 Processor 225 supports a maximum memory size of 256 GB, making it a strong contender for high-performance tasks such as gaming and content creation. On the other hand, the Intel Core i5-12400 is equipped with an 18MB Intel Smart Cache, along with a 7.5 MB L2 Cache. While the Core i5-12400 may have less memory capacity, its caching system is designed to enhance data access speeds, which could improve overall efficiency in various tasks.
Power Efficiency
Power efficiency is another critical factor to consider. The Intel Core Ultra 5 225 operates at a base power of 65 watts, which suggests a focus on energy efficiency while delivering substantial performance. In contrast, the Intel Core i5-12400 does not specify its power consumption, but given its higher performance characteristics, it may consume more power during peak operation. Users who prioritise energy efficiency for everyday tasks may lean towards the Intel Core Ultra 5 Processor 225.
Target Audience
The target audience for each processor varies based on their specifications and intended uses. The Intel Core Ultra 5 Processor 225 is ideal for users who require a balance of performance for productivity, gaming, and content creation, thanks to its Hybrid Core Architecture and integrated NPU. Conversely, the Intel Core i5-12400 is likely more suited for gamers and content creators who demand higher clock speeds and efficient multi-threading capabilities, making it a better choice for performance-centric applications.
Multitasking and Workflow
When it comes to multitasking, the Intel Core Ultra 5 Processor 225 shines with its 10-Core configuration, allowing users to run multiple applications smoothly without performance hitches. The built-in Intel Thread Director optimises workload distribution between the Performance-cores and Efficient-cores. The Intel Core i5-12400, with its 6-Cores and 12-Threads, also supports multitasking, but its overall performance may lag behind the Ultra 5 when managing numerous tasks simultaneously due to its fewer cores.
Gaming Performance
In terms of gaming, both processors have strengths, but they cater to different gaming needs. The Intel Core Ultra 5 225, with its optimised Hybrid Core Architecture, is designed to handle modern gaming workloads effectively while ensuring smooth gameplay. Meanwhile, the Intel Core i5-12400, with a higher turbo frequency, could potentially provide better performance in games that favour single-threaded execution. Gamers seeking higher frame rates in demanding titles might prefer the i5-12400, whereas those looking for a balanced gaming experience with multitasking capabilities may opt for the Ultra 5.
Price Consideration
Price is a significant factor when evaluating these processors. The Intel Core Ultra 5 Processor 225 is priced at C$239.99, while the Intel Core i5-12400 is significantly more expensive at C$381.45. This price difference may influence purchasing decisions, especially for budget-conscious users or those who do not require the high performance offered by the i5-12400. The Ultra 5 presents a cost-effective option for everyday computing needs without sacrificing essential performance.
Which should you buy?
Choosing between the Intel Core Ultra 5 Processor 225 and the Intel Core i5-12400 depends on your specific needs and budget. If you prioritise multitasking, energy efficiency, and a lower price point, the Intel Core Ultra 5 225 is the better option. However, if you require higher clock speeds and improved performance for gaming or intensive applications, the Intel Core i5-12400 justifies its higher price with its robust capabilities. Ultimately, both processors have their merits, but your choice should align with your computing requirements.
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