>> I think the G5 has already been topped by the X5000 in at least
>> some aspects, even if it is still faster when Altivec is used.

> It has a lower power draw, that's about it.

https://morph.zone/modules/newbb_plus/viewtopic.php?forum=11&topic_id=11137&start=603

With a 2.7 GHz G5 instead of my 2.3 GHz G5, the index of the G5 would increase from 1.00 to 1.17. This would result in the 2.7 GHz G5 being slower than the 2.0 GHz P5020 in 33% of cases (non-SIMD integer operations).