Additions and Enhancements to the Power ISA v2.06 extend the advantages of the Power Architecture ranging from performance, flexibility and RAS to energy efficiency. Vector-Scalar Extension (VSX)—a major addition in v2.06 extends the edge Power ISA has in HPC and computation-intensive workloads. Power ISA v2.06 continues to provide enhancements to the Server space such as Memory Management, Processor version compatibility features, cache management, etc and also introduces a number of capabilities for the embedded space such as embedded hypervisor, energy management, multi-core and multi-threading. The focus here is on the Server ISA.