The Springboks have moved up to third place in the World Rugby rankings following their 23-19 quarter-final victory over Walesat Twickenham.
The result earned South Africa a 2.06 ratings points increase, taking them above Ireland and Wales.
Argentina, who eliminated Ireland courtesy of a 43-20 win in Cardiff, also rose two positions, from sixth to fourth, making it an all Rugby Championship top four, with the All Blacks and Wallabies at the summit of the table.
Wales and Ireland drop to fifth and sixth, while the rest of the top 10 remain unchanged.
World Rugby rankings (Top 20):
1. New Zealand 92.89
2. Australia 90.93
3. South Africa 86.8
4. Argentina 85.07
5. Wales 83.49
6. Ireland 81.17
7. France 79.77
8. England 79.77
9. Scotland 77.94
10. Japan 77.05
11. Fiji 76.96
12. Italy 72.74
13. Tonga 71.60
14. Georgia 71.45
15. Samoa 70.36
16. USA 68.66
17. Romania 66.59
18. Canada 62.65
19. Uruguay 62.11
20. Namibia 61.75
Full rankings
How the rankings work
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