Erf
Computes the error function value 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
|
9.14
|
3.70
|
3.12
|
2.52
|
LA
|
2.84
|
3.02
|
2.56
|
2.08
| |
EP
|
2.15
|
1.10
|
0.99
|
0.45
| |
double
|
HA
|
9.15
|
7.60
|
6.63
|
4.15
|
LA
|
6.80
|
6.33
|
5.39
|
3.16
| |
EP
|
6.80
|
5.49
|
4.54
|
2.51
| |
Notes:
- Units - CPE (Clocks per Element)
- Performance was measured on "working" interval (double precision: [ -5.9, 5.9 ]; single precision: [ -4.0, 4.0 ])
- 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
|
0.69
|
0.69
|
0.69
|
0.98
|
LA
|
1.34
|
1.34
|
1.34
|
3.86
| |
EP
|
254.00
|
3.75E+03
|
3.75E+03
|
3.75E+03
| |
double
|
HA
|
0.69
|
0.69
|
0.69
|
0.69
|
LA
|
1.33
|
1.33
|
1.33
|
1.33
| |
EP
|
2.18E+05
|
2.18E+05
|
2.18E+05
|
2.18E+05
| |
Note:
Units - ULP (Units in the Last Place).Performance Graphs:
