There is another company that builds PowerPC CPUs. Sadly, only in chinese language:
C * Core CPU core (Google translator) (https://translate.google.com/translate?hl=de&sl=zh-CN&tl=en&u=http%3A%2F%2Fwww.china-core.com%2Fpage%2FCPUh%2F)
C9100 and C10000 sounds interesting.