Cosh

Function Cosh

The Cosh function computes a hyperbolic cosine of real vector elements.

Performance:

		Intel(R) Xeon(R) processor 5100 Series	45nm Intel(R) Core(TM)2 Duo Processor	Intel(R) Itanium(R) 2 processor
single	HA	11.89	9.38	7.20
	LA	9.52	8.05	7.20
	EP	7.86	7.34	7.20
double	HA	22.84	21.11	8.14
	LA	20.20	19.27	8.14
	EP	19.81	17.90	8.14

Notes:
1) Units - CPE (Clocks per Element)
2) Performance was measured on "working" interval (double precision: [ -10000 ; 10000.0 ]; single precision: [ -10000.0 ; 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	0.52	0.52	0.50
	LA	1.52	1.52	0.50
	EP	911.00	911.00	0.50
double	HA	0.51	0.51	0.50
	LA	3.22	3.22	0.50
	EP	3.22	3.22	0.50

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

Performance Graphs:

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