Function Pow3o2

 

The Pow3o2 function raises each element of a vector to the constant power 3/2.

 

Performance:

 Intel(R) Xeon(R) processor 5100 Series  45nm Intel(R)
Core(TM)2 Duo Processor
Intel(R) Itanium(R) 2 processor
single HA 9.16 8.45 27.11
LA 5.98 5.47 27.11
EP 2.98 2.94 27.11
double HA 28.06 23.99 10.00
LA 18.61 16.28 10.00
EP 15.13 13.66 10.00

Notes:
1) Units - CPE (Clocks per Element)
2) Performance was measured on "working" interval (
double precision: [0.1 ; 10000.0]; single precision: [0.1 ; 10000.0])
3) Data - vectors of 1000 elements with random generated numbers.

 

Accuracy:

 Intel(R) Xeon(R) processor 5100 Series  45nm Intel(R)
Core(TM)2 Duo Processor
Intel(R) Itanium(R) 2 processor
single HA 0.55 0.55 0.55
LA 0.55 0.55 0.55
EP 0.55 0.55 0.55
double HA 0.55 0.55 0.55
LA 0.55 0.55 0.55
EP 0.55 0.55 0.55


Note: Units - ULP (Units in The Last Place).

 

 

Performance Graphs:

     

 

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