Pow2o3

Function Pow2o3

The Pow2o3 function raises each element of a vector to the constant power 2/3.

Performance:

		Intel(R) Xeon(R) processor 5100 Series	45nm Intel(R) Core(TM)2 Duo Processor	Intel(R) Itanium(R) 2 processor
single	HA	15.09	13.50	66.22
	LA	7.54	6.88	66.22
	EP	5.59	5.52	66.22
double	HA	34.70	31.76	66.20
	LA	34.70	31.39	66.20
	EP	20.38	18.13	66.20

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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