1.1 The z13 and z13s: Built for today and tomorrow1.1.1 Accelerated data and transaction serving1.1.2 Integrated analytics for insight1.1.3 Access to the API economy1.1.4 An agile application development and operations environment1.1.5 Efficient, scalable, and secure cloud services1.1.6 End-to-end security for data and transactions1.2 z13 and z13s technical description1.2.1 Technical highlights1.2.2 Storage connectivity1.2.3 Network connectivity1.2.4 Special-purpose features and functions1.2.5 Capacity on Demand and performance1.2.6 Reliability, availability, and serviceability1.3 Software support1.3.1 IBM compilers