Intel Core i9 12900H vs Intel Core Ultra 7 155H: Which CPU Reigns Supreme in the Battle of the Processors?

Choosing the right CPU for your laptop can be a daunting task, especially when faced with a plethora of options. Two popular choices for high-performance laptops are the Intel Core i9 12900H and the Intel Core Ultra 7 155H. Both processors offer impressive performance, but which one comes out on top? This comprehensive comparison will delve into the key features, performance benchmarks, and real-world usage scenarios to help you make an informed decision.

Architecture and Core Count: A Battle of Generations

The Intel Core i9 12900H, released in early 2022, is based on the Alder Lake architecture. This architecture features a hybrid design, combining high-performance “performance” cores (P-cores) with energy-efficient “efficient” cores (E-cores). The 12900H boasts 14 cores (6 P-cores + 8 E-cores) and 20 threads, making it a powerhouse for demanding tasks.
The Intel Core Ultra 7 155H, launched in late 2023, is part of the Meteor Lake generation. Building on the previous generation, it adopts a refined architecture with a focus on improved performance and power efficiency. The 155H packs 12 cores (6 P-cores + 6 E-cores) and 16 threads, slightly fewer than its predecessor.

Clock Speeds and Turbo Boost: Pushing the Limits

The Intel Core i9 12900H has a base clock speed of 2.5 GHz and a Turbo Boost frequency of up to 5.0 GHz. This allows for exceptional performance when running demanding applications. The Intel Core Ultra 7 155H, on the other hand, has a base clock speed of 2.7 GHz and a Turbo Boost frequency of up to 5.2 GHz. This slight edge in clock speeds suggests potentially faster performance, especially for single-threaded tasks.

Performance Benchmarks: Putting the Processors to the Test

To truly understand the performance difference between these two CPUs, we need to look at real-world benchmarks. In synthetic benchmarks such as Cinebench R23, the Intel Core i9 12900H consistently outperforms the Intel Core Ultra 7 155H in multi-core performance. This difference is attributed to the higher core count of the 12900H. However, in single-core benchmarks, the 155H often edges out the 12900H due to its higher clock speeds and improved architecture.
When it comes to gaming performance, both CPUs deliver excellent results. The Intel Core i9 12900H is slightly better in demanding games that utilize multiple cores, while the Intel Core Ultra 7 155H excels in less demanding games that rely heavily on single-core performance.

Integrated Graphics: A Tale of Two GPUs

The Intel Core i9 12900H comes equipped with Intel Iris Xe Graphics, offering decent performance for casual gaming and everyday tasks. The Intel Core Ultra 7 155H takes a step forward with the new Intel Arc A370M graphics, delivering significantly improved performance for both gaming and creative applications.

Power Consumption and Battery Life: Efficiency Matters

The Intel Core i9 12900H is known for its high power consumption, which can impact battery life in laptops. However, the Intel Core Ultra 7 155H boasts improved power efficiency thanks to its refined architecture and optimized power management. This translates to longer battery life, especially when performing less demanding tasks.

The Verdict: Choosing the Right CPU for Your Needs

So, which CPU reigns supreme? The answer depends on your specific needs and priorities.
The Intel Core i9 12900H is a better choice for:

• Users who prioritize multi-core performance for demanding tasks such as video editing, 3D rendering, and software development.
• Gamers who want to play the latest games at high settings.

The Intel Core Ultra 7 155H is a better choice for:

• Users who prioritize single-core performance for tasks like web browsing, productivity software, and light gaming.
• Users who value long battery life and want a portable laptop.

Beyond the Benchmarks: Real-World Usage Scenarios

Let’s explore how these CPUs perform in real-world scenarios:
Video Editing: The Intel Core i9 12900H’s higher core count gives it an advantage in video editing software like Adobe Premiere Pro and DaVinci Resolve. It can handle complex projects with multiple video tracks, effects, and color grading without breaking a sweat.
Gaming: Both CPUs can handle modern games at high settings. The Intel Core i9 12900H might offer slightly better performance in demanding games, while the Intel Core Ultra 7 155H can deliver smooth gameplay in less demanding titles.
Productivity: The Intel Core Ultra 7 155H’s improved single-core performance makes it ideal for productivity tasks such as web browsing, document editing, and spreadsheet work. Its longer battery life also makes it a great choice for mobile professionals.

A Final Thought: The Future of Intel CPUs

The Intel Core Ultra 7 155H represents a significant step forward for Intel’s mobile CPU lineup. With its refined architecture, improved performance, and increased efficiency, it sets the stage for future generations of Intel processors. As technology continues to evolve, we can expect even more powerful and efficient CPUs with groundbreaking features.

Answers to Your Questions

Q: Is the Intel Core i9 12900H still a good choice in 2023?
A: While the Intel Core i9 12900H is still a powerful CPU, the Intel Core Ultra 7 155H offers improved performance and efficiency. If you prioritize multi-core performance, the 12900H is a solid choice, but the 155H might be a better option if you value battery life and single-core performance.
Q: What is the difference between the Intel Core Ultra 7 155H and the Intel Core i9 13900H?
A: The Intel Core Ultra 7 155H is a newer generation processor than the Intel Core i9 13900H. It features a refined architecture, improved power efficiency, and a slightly different core configuration. The 13900H is generally more powerful, but the 155H offers better battery life and improved efficiency.
Q: Is the Intel Core Ultra 7 155H good for gaming?
A: Yes, the Intel Core Ultra 7 155H is excellent for gaming, especially with its integrated Intel Arc A370M graphics. It can handle modern games at high settings and deliver smooth gameplay.
Q: Which CPU is better for video editing?
A: For video editing, the Intel Core i9 12900H’s higher core count gives it an edge. It can handle complex video editing projects with multiple tracks, effects, and color grading without issues. However, the Intel Core Ultra 7 155H can still handle most video editing tasks efficiently.
Q: What is the best laptop with the Intel Core Ultra 7 155H?
A: The Intel Core Ultra 7 155H is currently available in a variety of laptops from different manufacturers. To find the best laptop for your needs, consider factors such as screen size, display resolution, storage capacity, and overall build quality.