Toulouse went on for the first time this season with a second game in a row without a win, having conceded a draw at home against Stade Français (16-16).
After a difficult period, defending champions Montpellier win again by surprising RC Toulon away (26-33).
The two formations remain in the soft underbelly of the championship, the Montpellier seventh and Toulon just behind in eighth place.
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Fixtures and Top 14 results
Ranking Top 14
The great operation of the weekend is the victory of Bayonne in Clermont (20-25) or the tight one of La Rochelle in Brive (17-19).
In the standings, Aviron Bayonnais joined the Top 6, La Rochelle remained the runner-up to Stade Toulousain and the Brivistes were sinking and were at the bottom.
Also note the cards of Pau at home against Bordeaux Bègles (33-7) and that of Racing against USAP (44-20).
The LOU also dominated the CO this weekend (26-20).
Read alsoTop 14 ranking