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      Optimizing RAN energy efficiency with AI and automation

      How will AI influence RAN energy efficiency?

      While AI-driven applications are increasing traffic and energy demand, AI and automation are becoming critical enablers of greater energy efficiency. This report explores how CSPs can use energy-efficient AI inference, telco-grade AI, and intelligent automation to improve RAN energy performance while maintaining user experience. Discover real-world results from Swisscom and learn how AI-driven energy optimization is helping build the foundation for future AI-native 6G networks.

      15 - 60.00 %
      Projected share of mobile traffic that could be AI-related by 2030
      Near 0.00
      Additional energy cost running AI-native RAN capabilities on existing Ericsson RAN Compute
      ~ 6.00 %
      RAN energy savings achieved by Swisscom using AI-powered energy-saving capabilities and ML-based automation

      Key insights

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      AI drives both energy demand and energy efficiency

      AI-powered applications increase traffic demanAI-powered applications can increase traffic demands, require more uplink capacity, and create new AI workloads, driving higher energy demand. On the other hand, AI and automation offer significant opportunities to improve energy efficiency, operational efficiency, network performance and user experience.

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      Energy efficiency starts in the RAN

      For most CSPs, more than 80% of network energy consumption occurs in the radio access network (RAN). As networks grow more complex, traditional static optimization approaches are reaching their limits, creating the need for more intelligent and automated energy management solutions.

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      Not all AI models are suitable for the RAN

      The greatest value of AI in RAN comes from specialized, deterministic, scalable, and deployment-optimized AI models that are purpose-built for the realities of live radio environment. The proven telco-grade AI model provides better network performance with close-to-zero additional energy consumption.

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      Real-world results are emerging and shaping 6G

      Swisscom combines AI-powered energy-saving features with ML-driven automation to reduce RAN energy consumption by about 6% while maintaining network performance. Applying these capabilities in 5G today helps CSPs establish the design principles and operational foundations for AI-native, energy-efficient 6G networks.

      What you will discover in this report

      How AI influences energy efficiency?

      AI is creating new traffic patterns, increasing demand for uplink capacity and introducing new inference workloads. While this can raise energy demand, AI can also help networks operate more efficiently through automation, prediction and intelligent resource management.

      Why inference efficiency is critical for AI RAN?

      AI-native RAN is expected to drive trillions of inference operations every day. At this scale, efficient inference becomes critical. It helps CSPs reduce OPEX by minimizing the energy cost of AI operations and lower CAPEX by enabling AI workloads to run on existing platforms.

      What makes AI energy-efficient in mobile networks?

      Energy-efficient telco-grade AI RAN needs to combine the right model in the right place with the right compute across the network. This approach enables CSPs to continuously improve both network performance and energy efficiency, rather than treating them as competing objectives.

      Can AI improve energy efficiency without compromising performance and user experience?

      Yes. AI-powered optimization and intent-driven automation can dynamically adapt network resources to demand, helping CSPs reduce energy consumption while maintaining performance and user experience targets.

      How does AI support the evolution to 6G?

      By applying AI and automation in today’s networks, CSPs can scale efficiently and prepare for AI-native, energy-efficient 6G networks, accelerating sustainable network growth.

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      Further reading

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      Optimizing RAN energy efficiency with AI and automation

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