Developer Reference
Visible to Intel only — GUID: GUID-F5F0A979-5B80-4AD0-BF03-FB82C409E26C
CdfNormInv
Computes the inverse cumulative normal distribution function values 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 | 26.89 | 6.20 | 5.47 | 3.19 |
LA | 4.37 | 3.14 | 2.70 | 2.09 | |
EP | 4.37 | 3.13 | 2.63 | 0.95 | |
double | HA | 20.06 | 21.06 | 17.67 | 7.32 |
LA | 13.83 | 15.34 | 12.97 | 5.62 | |
EP | 8.03 | 7.97 | 6.72 | 3.16 |
Notes:
- Units - CPE (Clocks per Element)
Performance was measured on "working" interval (double precision: [ 0.00001, 0.99999 ]; single precision: [ 0.00001, 0.99999 ])
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 | 0.54 |
LA | 2.18 | 2.18 | 2.18 | 1.79 | |
EP | 771.00 | 771.00 | 771.00 | 2.32E+03 | |
double | HA | 0.50 | 0.50 | 0.50 | 0.51 |
LA | 1.69 | 1.96 | 1.96 | 1.74 | |
EP | 4.37E+07 | 4.37E+07 | 4.37E+07 | 4.37E+07 |
NOTE:
Units - ULP (Units in the Last Place).
Performance Graphs:
Parent topic: Special