| Method | m × n | 1000 × 100 | 2000 × 100 | 3000 × 100 | 4000 × 100 | 5000 × 100 |
| RGS | IT | 9650 | 8082 | 7113 | 7378 | 7209 |
|
| CPU | 0.1919 | 0.1858 | 0.1859 | 0.2716 | 0.2953 |
| GRGS | IT | 3271 | 2753 | 2266 | 2581 | 2538 |
|
| CPU | 0.0708 | 0.0664 | 0.0622 | 0.1003 | 0.1078 |
| RGSO | IT | 3914 | 3553 | 3243 | 3509 | 3499 |
|
| CPU | 0.0921 | 0.0980 | 0.1092 | 0.1739 | 0.2113 |
| GRGSO | IT | 755 | 761 | 739 | 828 | 860 |
|
| CPU | 0.0190 | 0.0210 | 0.0246 | 0.0412 | 0.0536 |