This IBM® RedpaperTM publication is a comprehensive guide that covers the IBM Power SystemTM S812LC (8347-21C) servers that use the latest IBM POWER8® processor technology and supports the Linux operating system (OS). The objective of this paper is to introduce the major innovative Power S812LC offerings and their relevant functions: Powerful POWER8 processors that offer 3.32 GHz or 2.92 GHz performance with eight or ten fully activated cores Superior throughput and performance for high-value Linux workloads, such as Linux, Apache, MariaDB, and PHP (LAMP), Hadoop, Spark, or industry application Low acquisition cost through system optimization (industry-standard memory, limited configurations, limited I/O and expansion, and industry-standard warranty) Up to 112 TB of internal storage More choices through open interfaces with tightly coupled FPGAs, and coherent, tightly coupled accelerators (CAPI) Improved reliability, serviceability, and availability (RAS) functions IBM EnergyScaleTM technology provides features such as power trending, power-saving, capping of power, and thermal measurement This publication is for professionals who want to acquire a better understanding of IBM Power Systems products. The intended audience includes the following roles: Clients Sales and marketing professionals Technical support professionals IBM Business Partners Independent software vendors This paper expands the current set of IBM Power Systems documentation by providing a desktop reference that offers a detailed technical description of the Power S812LC computing server. This paper does not replace the latest marketing materials and configuration tools. It is intended as an additional source of information that, together with existing sources, can be used to enhance your knowledge of IBM server solutions.