Cospi
Computes the cosine of vector elements multiplied by π.
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
|
3.63
|
3.39
|
2.88
|
1.96
|
LA
|
1.81
|
1.48
|
1.22
|
0.73
| |
EP
|
1.81
|
1.30
|
1.02
|
0.64
| |
double
|
HA
|
8.80
|
9.04
|
7.58
|
3.56
|
LA
|
5.22
|
3.99
|
3.28
|
1.67
| |
EP
|
5.22
|
3.13
|
2.41
|
1.44
| |
Notes:
- Units - CPE (Clocks per Element)
- Performance was measured on "working" interval (double precision: [ -10000.0, 10000.0 ]; single precision: [ -10000.0, 10000.0 ])
- 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
|
0.50
|
0.50
|
0.50
|
0.50
|
LA
|
2.01
|
2.01
|
2.01
|
2.01
| |
EP
|
2.69E+03
|
2.69E+03
|
2.69E+03
|
2.69E+03
| |
double
|
HA
|
0.50
|
0.50
|
0.50
|
0.52
|
LA
|
2.95
|
2.95
|
2.95
|
2.74
| |
EP
|
6.14E+07
|
6.14E+07
|
6.14E+07
|
3.63E+05
| |
Note:
Units - ULP (Units in the Last Place).Performance Graphs:
