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M4 Chip Deep Dive: How Much Faster Is It Than M3, and Is It Worth the Upgrade?

Published on June 19, 2025

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After consistently setting new standards with its M-series chips, Apple has launched the M4 chip, first in the latest iPad Pro and now making its way into the Mac lineup. The critical question for many users is: how much faster is the new M4 compared to the M3? And is it worth the upgrade? This article dives into the benchmarks and real-world analysis to give you a clear picture.

The Architecture Behind the Power
The core of the M4's performance increase comes from its foundation on second-generation 3-nanometer (3nm) technology. This more advanced process allows Apple to pack more transistors into the same amount of space, resulting in both higher performance and better power efficiency compared to the M3.

CPU Performance: A Clear Speed Bump
Benchmark tests from various sources conclude that the M4's CPU is approximately 20-25% faster than the M3's. This figure translates into tangible real-world benefits, including:

Neural Engine: An AI Brain Twice as Powerful
This is arguably the most significant upgrade in the M4. The Neural Engine, which is the dedicated processor for AI tasks, is capable of performing up to 38 Trillion Operations Per Second (TOPS). For comparison, the M3's Neural Engine topped out at around 18 TOPS.

GPU: Superior Graphics for Gaming and Creative Work
While not as heavily discussed as the CPU and Neural Engine, the M4's GPU also receives key upgrades based on the M3's architecture, including Dynamic Caching and Hardware-Accelerated Ray Tracing. This directly results in:

The Verdict: Who Should Upgrade... And Who Should Wait?
Based on the overall performance, we can categorize users into two main groups:
(Final Conclusion) The M4 chip is an impressive evolution that solidifies Apple's lead in custom silicon, with a clear focus on powering the future of AI. The decision to upgrade ultimately depends on where you're starting from and what you need your machine to do. If you're coming from an M1 or M2, the journey to M4 is well worth it. If you're already standing on the powerful ground of M3, your current setup is still excellent, and there's no urgent need to buy a new ticket just yet.