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ARM64 CPU Guide: Everything You Need to Know

Ko Nyan Linn
January 10, 2025
8 min read

ARM64 processors are revolutionizing the computing world. From smartphones to laptops, these efficient chips are changing how we think about performance and battery life. Here's everything you need to know about ARM64 architecture.

ARM64 Laptop and Mobile Devices

What is ARM64?

ARM64, also known as AArch64, is a 64-bit processor architecture developed by ARM Holdings. Unlike traditional x86 processors from Intel and AMD, ARM64 chips are designed with a focus on energy efficiency while maintaining high performance.

The "64" refers to the processor's ability to handle 64-bit instructions and memory addresses, allowing for better performance and the ability to use more than 4GB of RAM effectively.

Key ARM64 Features

Energy Efficient

Lower power consumption for longer battery life

Built-in Security

Hardware-level security features

Mobile Optimized

Designed for mobile and embedded devices

Scalable Performance

From smartphones to high-end laptops

Advantages of ARM64 Processors

βœ… Pros

Exceptional Battery Life

ARM64 devices can run 15-20 hours on a single charge

Cool and Quiet Operation

Less heat generation means quieter fans or fanless designs

Instant Wake

Wake from sleep instantly like a smartphone

Integrated Graphics

Powerful built-in graphics for most tasks

❌ Cons

Software Compatibility

Some x86 software may not run natively

Gaming Limitations

Limited support for high-end gaming

Professional Software

Some professional tools still need optimization

Upgrade Limitations

Often integrated, limiting upgrade options

Popular ARM64 Devices

Apple Silicon Macs
M1, M2, M3, and M4 MacBooks and iMacs

Apple's transition to ARM64 has been highly successful, offering exceptional performance and battery life. The M-series chips have set new standards for laptop performance.

Windows on ARM
Surface Pro X, Snapdragon-powered laptops

Microsoft's Windows 11 runs natively on ARM64, with improving app compatibility and performance. Qualcomm Snapdragon processors power these devices.

Smartphones & Tablets
iPhone, Android flagships, iPad

Most modern smartphones and tablets use ARM64 processors, including Apple's A-series and Qualcomm's Snapdragon chips.

Software Compatibility Guide

πŸ’‘ Pro Tip for Software Selection

When choosing software for ARM64 devices, always check if there's a native ARM64 version available. Native apps will run faster and use less battery than emulated x86 applications.

βœ… Fully Compatible

β€’ Microsoft Office

β€’ Adobe Creative Suite

β€’ Google Chrome

β€’ Zoom

β€’ Spotify

β€’ Most web browsers

⚠️ Emulated

β€’ Older Windows software

β€’ Some games

β€’ Legacy applications

β€’ Specialized tools

β€’ Some development tools

❌ Not Compatible

β€’ Some antivirus software

β€’ Certain drivers

β€’ Very old applications

β€’ Some enterprise software

β€’ Hardware-specific tools

Should You Choose ARM64?

βœ… ARM64 is Great For:

β€’ Students and general users

β€’ Content creators (video, photo editing)

β€’ Business professionals

β€’ Web developers

β€’ Users who prioritize battery life

β€’ Those who want quiet, cool devices

❌ Stick with x86 If:

β€’ You're a serious gamer

β€’ You use specialized software

β€’ You need maximum upgradeability

β€’ You rely on legacy applications

β€’ You need specific hardware compatibility

β€’ You're in enterprise environments

Conclusion

ARM64 processors represent the future of computing, offering exceptional efficiency and performance for most users. While there are still some compatibility considerations, the benefits often outweigh the limitations for everyday computing tasks.

As software developers continue to optimize their applications for ARM64, we can expect even better performance and compatibility in the coming years. The transition is well underway, and ARM64 devices are becoming increasingly capable and versatile.

Need Help Choosing the Right Device?

Our team at KNL Mobile can help you choose the perfect ARM64 device for your needs. We provide expert consultation and support for all your tech decisions.

Contact Our Experts

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