ARM vs x86 for Industrial Embedded Computing: How to Choose

ARM Architecture

ARM processors are RISC (Reduced Instruction Set Computing) designs licensed by ARM Holdings to chip manufacturers including NXP, Texas Instruments, Qualcomm, and Apple. ARM chips are known for very low power consumption (0.5–5W for microcontrollers, 2–15W for application processors) and high integration density. Industrial ARM SBCs typically run Linux — they do not natively run Windows.

x86 Architecture

Intel and AMD manufacture x86 CISC processors that run Windows, Linux, and Windows IoT Enterprise. x86 industrial embedded processors range from Intel Atom (6W TDP) for lightweight applications to Intel Core i7 (65W) for demanding workloads. x86 systems are fully compatible with existing Windows-based SCADA, MES, and HMI software without porting.

ARM vs x86 Comparison

Feature	ARM	x86 (Intel/AMD)
Power consumption	Very low (2–10W)	Low to high (6–125W)
Windows support	Limited (ARM64 Windows)	Full Windows/Linux
Industrial software	Linux-native only	All existing Windows SCADA/HMI
Cost	Lower	Higher
Performance	Moderate	High
Ecosystem	Strong for IoT/Linux	Dominant for industry

Choose ARM When:

• Building an IoT gateway or data logger on Linux
• Power and heat are the primary constraints
• Your application runs open-source software (Node-RED, Python, InfluxDB)

Choose x86 When:

• Running Windows-based SCADA, MES, or HMI software
• You need compatibility with existing industrial software
• Applications require high processing power (vision, AI, SCADA with 1000+ tags)