13th Generation Intel® Core™, Intel® Core™ 14th Generation, Intel® Core™ Processor (Series 1) and (Series 2), Intel® Xeon™ E 2400 Processor and Intel® Xeon™ 6300 Processor

Datasheet, Volume 1 of 2
Supporting 13th Generation Intel® Core™ Processor for S, H, P, HX, and U Processor Line Platforms, formerly known as Raptor Lake.
Supporting Intel® Core™ 14th Generation Processor for S, HX formerly known As Raptor Lake Refresh.
Supporting Intel® Core™ Processor (Series 1) for U Processor Line Platform, formerly known As Raptor Lake refresh
Supporting Intel® Core™ Processor (Series 2) for H Processor Line Platform, formerly known As Raptor Lake Refresh.
Supporting Intel® Xeon® E 2400 Processor and Intel® Xeon® 6300 Processor, formerly known As Raptor Lake–E Refresh

ID Date Version Classification
743844 02/28/2025 Public

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Document Table of Contents

Platform Environmental Control Interface

Platform Environmental Control Interface (PECI) is an Intel proprietary interface that provides a communication channel between Intel processors and external components such as Super IO (SIO) and Embedded Controllers (EC) to provide processor temperature, Turbo, Assured Power (cTDP), and Memory Throttling Control mechanisms and many other services. PECI is used for platform thermal management and real-time control and configuration of processor features and performance.

Note:
  • PECI over eSPI is supported.