Function Cbrt
The Cbrt function computes a cube root 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 | 10.76 | 9.29 | 7.18 |
| LA | 7.33 | 7.25 | 7.18 | |
| EP | 5.31 | 5.29 | 7.18 | |
| double | HA | 22.80 | 21.80 | 10.44 |
| LA | 18.89 | 16.90 | 10.23 | |
| EP | 18.86 | 16.88 | 10.23 | |
Notes:
1) Units - CPE (Clocks per Element)
2) Performance was measured on "working" interval (double precision: [-10000.0, 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 | 0.83 | 0.83 | 0.50 |
| LA | 1.46 | 1.46 | 0.50 | |
| EP | 1.30E+03 | 1.30E+03 | 0.50 | |
| double | HA | 0.50 | 0.50 | 0.50 |
| LA | 1.80 | 1.80 | 0.50 | |
| EP | 1.80 | 1.80 | 0.50 | |
Performance Graphs:
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