i5 vs i7 (P Series): The Difference Will SHOCK You!

Summary

In this video, the presenter compares two Dell XPS 13 Plus laptops, one featuring an Intel i5 processor and the other an i7. They evaluate performance differences using benchmarks like Geekbench and Cinebench, revealing that the i7 significantly outperforms the i5 in multi-core tasks and integrated graphics. Surprisingly, the i7 also offers better battery life, maintaining 38% after four hours of video playback compared to the i5's 22%. The i7 is recommended for its superior performance and efficiency, justifying the extra cost, making it a compelling choice for users needing a high-performing laptop.

Takeaways

• 😀 The choice between an Intel i5 and i7 processor significantly impacts laptop performance and battery life.
• 🚀 The i7 processor in the Dell XPS 13 Plus demonstrates a marked performance increase over the i5, especially in multi-core tasks.
• 🔋 Battery life testing showed the i7 retained 38% charge after 4 hours of video playback, while the i5 only had 22%.
• 🎮 In graphics performance, the i7's integrated GPU outperformed the i5 by a considerable margin in specific tests.
• 📈 Benchmark results revealed that the i7 is 19% faster in multi-core tests compared to the i5.
• 🔊 The fan noise of the i7 is comparable or quieter than that of the i5, despite its higher power draw.
• 🔥 During stress tests, the i7 maintained similar CPU temperatures to the i5, with only slight differences in keyboard warmth.
• 📊 The i7 showed consistently better performance across various tasks, indicating it is worth the additional cost.
• 🖥️ The Dell XPS 13 Plus laptops offer multiple performance modes, with 'Optimized' and 'Ultra Performance' being highlighted for testing.
• 💡 Overall, the substantial performance boost and improved battery life of the i7 make it the recommended option for buyers.

Q & A

What are the main differences between the Intel i5 and i7 processors as discussed in the video?

The i7 processor generally offers better performance than the i5, with a notable increase in both single-core and multi-core performance. The i7 has higher base and boost clock speeds, more cache, and performs better under maximum load.

How does battery life compare between laptops with i5 and i7 processors?

In a battery life test using Netflix, the i7 maintained 38% battery after four hours, while the i5 only had 22%. This indicates that the i7 not only performs better but also lasts longer on a single charge.

What was the performance difference in Geekbench tests?

In single-core tests on the default mode, the i7 showed a 4% increase over the i5, while in multi-core tests, the i7 outperformed the i5 by 19%.

What impact does performance mode have on the laptops?

Dell laptops have multiple performance modes, including 'Optimize' and 'Ultra Performance.' The video focuses on these modes, showing that Ultra Performance mode significantly boosts the i7's capabilities while maintaining low fan noise.

Did the i7 processor produce more fan noise compared to the i5?

No, despite drawing more power, the i7 was actually about a decibel or two quieter than the i5 during tests, demonstrating effective cooling solutions.

What were the maximum temperatures recorded for the processors during stress tests?

Both the i5 and i7 processors reached a maximum temperature of around 100°C, indicating similar thermal performance under maximum load.

How do the cooling solutions compare between the two laptops?

Both laptops have identical cooling solutions, which likely contributed to their similar thermal performance and allowed the i7 to achieve higher performance without significant overheating.

What is the price difference between the i5 and i7 versions of the laptops?

At the time of filming, the i7 version was priced about $150 more than the i5 version, which the presenter argues is worth the additional performance and battery life.

What can users expect in terms of integrated GPU performance?

The integrated GPUs in both processors are weak, with the i7 showing a significant performance boost of around 29% over the i5, but neither is suitable for demanding tasks like video editing.

What was the presenter’s final recommendation regarding choosing between the i5 and i7?

The presenter recommends purchasing the i7 due to its superior performance and battery life, stating that the advantages outweigh the minimal drawbacks in heat and noise.