---
title: OpenCAPI POWER Platform Architecture Guide
group: systemsoftware
publicreview: false
tags:
  - opencapi
  - firmware
  - operatingsystem
date: 2019-01-18
draft: false
---

The OpenCAPI POWER Platform Architecture (OCPA) defines an accelerator interface structure for
coherently attaching accelerators to the IBM Power Systems™ using an OpenCAPI Physical Link.
The intent is to allow implementation of a wide range of accelerators to optimally address many different market segments.
The target audience is firmware and operating system developers.