3.1 zEnterprise CPC highlights, models, and upgrades3.1.1 z196 highlights3.1.2 z196 models3.1.3 z114 highlights3.1.4 z114 models3.2 The frames3.2.1 z196 frames3.2.2 z114 frame3.3 z196 processor cage, books, and MCM3.4 z114 processor drawer and SCM3.5 Processor chip3.6 Processor unit3.7 Memory3.7.1 Concurrent memory upgrade3.7.2 Redundant array of independent memory3.7.3 Hardware system area3.8 I/O system structure3.9 I/O features3.9.1 ESCON3.9.2 FICON Express8S3.9.3 FICON Express83.9.4 FICON Express43.9.5 OSA-Express4S3.9.6 OSA-Express33.9.7 OSA-Express23.9.8 Coupling links3.10 Cryptographic functions3.10.1 CP Assist for Cryptographic Function3.10.2 Crypto Express3 feature3.10.3 Trusted key entry workstation3.11 Coupling and clustering3.11.1 ISC-33.11.2 Internal Coupling (IC)3.11.3 InfiniBand coupling links3.11.4 Coupling Facility Control Code (CFCC) Level 173.12 Time functions3.12.1 Pulse Per Second3.12.2 Server Time Protocol (STP)3.12.3 Network Time Protocol (NTP) support3.12.4 Time coordination for zBX components3.13 HMC and SE3.14 Power and cooling3.15 zEnterprise BladeCenter Extension