Sqrt
Computes a square root 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
|
1.58
|
0.97
|
0.86
|
0.43
|
LA
|
1.02
|
0.70
|
0.59
|
0.42
| |
EP
|
1.02
|
0.51
|
0.41
|
0.26
| |
double
|
HA
|
13.02
|
3.98
|
3.30
|
1.15
|
LA
|
12.46
|
3.78
|
3.14
|
1.00
| |
EP
|
11.63
|
3.45
|
2.88
|
0.71
| |
Notes:
- Units - CPE (Clocks per Element)
- Performance was measured on "working" interval (double precision: [ 0.0, 10000.0 ]; single precision: [ 0.0, 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
|
0.74
|
0.50
|
0.50
|
0.51
|
LA
|
2.05
|
2.00
|
2.00
|
0.72
| |
EP
|
3.82E+03
|
3.82E+03
|
3.82E+03
|
678.00
| |
double
|
HA
|
0.52
|
0.52
|
0.52
|
0.54
|
LA
|
1.49
|
1.38
|
1.38
|
1.13
| |
EP
|
2.76E+05
|
2.76E+05
|
2.76E+05
|
2.76E+07
| |
Note:
Units - ULP (Units in the Last Place).Performance Graphs:
