44Maximum of 1024 CHPIDs; 3 I/O cages (28 slots each) =84 I/O slotsAll features that require I/O slots, and ICB-4 features, areincluded in the following table:Feature Min Max Maximum Increments Purchase# of # of Connections per Feature Increm.features featuresESCON, 01 69 1024 16 channels 4 channels16 port channels 1 reservedas a spareFICON 01 84 336 4 channels 4 channelsExpress4 channelsFICON 01 84 336 4 channels 4 channelsExpress2* channelsFICON 01 60 120 2 channels 2 channelsExpress* channelsICB-4 01 8 16 links2, 3 2 links 1 linkISC-3 01 12 48 links2 4 links 1 linkHCA2-O 01 16 32 links3 2 links 2 linksOSA- 0 24 48 ports 2 ports for 2 portsExpress3 10 GbEOSA- 0 24 48 ports 2 or 1 2 ports/Express2 (10 GbE has 1) 1 portCrypto 0 8 16 PCI-X 2 PCI-X 2 PCI-XExpress2 adapters adapters adapters 51. Minimum of one I/O feature (ESCON, FICON) or one Coupling Link(PSIFB, ICB , ISC-3) required.2. Maximum number of Coupling Links combined (IFBs, ICB-4s, and activeISC-3 links) cannot exceed 64 per server.3. ICB-4 and 12x IB-DDR are not included in the maximum feature countfor I/O slots but are included in the CHPID count.4. Initial order of Crypto Express2 is 4 PCI-X adapters (two features). EachPCI-X adapter can be configured as a coprocessor or an accelerator.* Available only when carried forward on an upgrade from z990 or z9 EC.Processor Unit FeaturesModel Books/ CPs IFLs zAAPs ICFs Standard StandardPUs uIFLs zIIPs SAPs SparesE12 1/17 0-12 0-12 0-6 0-12 3 20-11 0-6E26 2/34 0-26 0-26 0-13 0-16 6 20-25 0-13E40 3/51 0-40 0-40 0-20 0-16 9 20-39 0-20E56 4/68 0-56 0-56 0-28 0-16 10 20-55 0-28E64 4/77 0-64 0-64 0-32 0-16 11 20-63 0-32A minimum of one CP, IFL, or ICF must be purchased on every model.One zAAP and one zIIP may be purchased for each CP purchased.Standard Memoryz10 EC Model Minimum MaximumE12 16 GB 352 GBE26 16 GB 752 GBE40 16 GB 1136 GBE56 16 GB 1520 GBE64 16 GB 1520 GBMemory cards include: 8 GB, 16 GB, 32 GB, 48 GB and 64 GB. (Fixed HSAnot included).Channelsz10 EC Model E12 E26 E40 E56 E64ESCON Min 0 0 0 0 0ESCON Max 960 1024 1024 1024 1024FICON Express4 MinFICON Express2 Min 0 0 0 0 0FICON Express MinFICON Express4 Max 256 336 336 336 336FICON Express2 Max 256 336 336 336 336FICON Express Max 120 120 120 120 120A minimum of one I/O feature (ESCON, FICON) or one Coupling required.*Available only when carried forward on an upgrade from z9 EC or z990.System z10 EC Configuration Details