Exp
Computes an exponential of real vector elements.
Performance:
Intel® Xeon® Processor E5-2680
|
Intel® Xeon® Processor E5-2699 v3
|
Intel® Xeon® Processor E5-2699 v4
|
Intel® Xeon® Gold 6148 Processor
| ||
|---|---|---|---|---|---|
single
|
HA
|
1.76
|
1.32
|
1.24
|
0.65
|
LA
|
1.76
|
1.12
|
1.04
|
0.61
| |
EP
|
1.76
|
0.80
|
0.75
|
0.52
| |
double
|
HA
|
16.58
|
5.06
|
4.48
|
1.53
|
LA
|
4.25
|
3.44
|
2.94
|
1.43
| |
EP
|
3.90
|
3.20
|
2.76
|
1.00
| |
Notes:
- Units - CPE (Clocks per Element)
- Performance was measured on "working" interval (double precision: [ -707.0, 707.0 ]; single precision: [ -87.0, 87.0 ])
- Data - vectors of 1000 elements with random generated numbers.
- All data was collected with 64-bit libraries.
Accuracy:
Intel® Xeon® Processor E5-2680
|
Intel® Xeon® Processor E5-2699 v3
|
Intel® Xeon® Processor E5-2699 v4
|
Intel® Xeon® Gold 6148 Processor
| ||
|---|---|---|---|---|---|
single
|
HA
|
0.68
|
0.61
|
0.61
|
0.54
|
LA
|
0.68
|
2.16
|
2.16
|
3.54
| |
EP
|
2.04E+03
|
1.75E+03
|
1.75E+03
|
684.00
| |
double
|
HA
|
0.51
|
0.51
|
0.51
|
0.58
|
LA
|
2.18
|
2.18
|
2.18
|
1.23
| |
EP
|
2.62E+07
|
2.62E+07
|
2.62E+07
|
2.02E+07
| |
Note:
Units - ULP (Units in the Last Place).Performance Graphs:
