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Old server: two Xeon E5450 chips, 3.0 GHz, 8 cores total, 24 GB RAM.

New server: one Xeon E5-2690 chip, 2.9 GHz, 8 cores total, 32 GB RAM.

Wow, nice, that was exactly the HW I was predicting; the fastest single-core-performance xeon under turboboost.