Originally Posted by
savantu
Doubling the cores from Yorkfield to Nehalem gets us :
4x the CPU benchmark ( Int ?) - more ALU power
3x the FPU one - the IMC does its work, FP likes BW
2x the MMX one - as expected with the same units , not sensitive to BW , scaling is good
The memory score of Nehalem is very low , though , should be over 30GBs.
Thirdly , looks like Nehalem is in SpeedStep mode , NB running at 2.66GHz , core is 1.6Ghz. Strange...
What about full speed , is NB frequency equal to core frequency ?