Effective March 1, 2014, the POWER7® processor indicator features for IBM® DS8870 will no longer be available for newly manufactured machines. These features will continue to be available for customers looking to upgrade existing DS8870 systems that utilize these processors. All new DS8870 systems must be configured with POWER7+™ processors, utilizing any one of the supported features for DS8870 systems. Refer to the Description section for orderable feature information for new system configurations.
To perform a processor upgrade from POWER7 to POWER7+ , customers must have either a 2-core (feature 4401), 4-core (feature 4402), or 8-core (feature 4403) processor indicator installed on their system.
Planned Availability : 1. March 2014
See more details here