It was a fourth straight clean sheet for Chelsea since Conte switched to a three-man defense, but the Italian has the team rolling at both ends of the field.
Goals in each half from Eden Hazard and Diego Costa secured a fourth win and clean sheet in as many games in the Premier League and moved the Blues to within a point of leaders Manchester City.
Southampton boss Claude Puel believes the timing of Chelsea's first goal at St Mary's Stadium on Sunday proved pivotal in their 2-0 victory.
"We have the flair players to go out and create and score goals, but we also need them to dig in and defend well, and we did that". It's fantastic. The confidence increases. We must continue to work, and not look at the table.
Richard Sherman thinks Saints got help from officials
The Saints don't usually run the ball heavily, so Ingram doesn't have more than 77 rushing yards in any game this year. The run game was also impacted, as all too often a missed assignment or just poor blocking limited what it could do.
"We knew [it] was a test against a strong side in good shape and form". It was Lukaku's ninth game against West Ham for Everton - and he has scored in every one of them. But there is great satisfaction at the result and performance. The Spain worldwide remained a regular starter during last season's disastrous title defence as Chelsea endured a season that saw Jose Mourinho sacked and the club finish 10th in the table.
"Every single player on that pitch is working hard and there's a desire about them again". Many games must pass before you can see whether you can fight for the title.
Inflicting Southampton's first home league defeat since February gave Chelsea four league wins in a row for the first time since April 2015, when they were on the verge of lifting the title under Jose Mourinho. "Dusan Tadic is incredibly skilful and his link-up with Redmond is going to be crucial in causing their defence problems", Le Tissier told Sky Sports.
"I think we played very well in the first half, but it's hard to play against this team when you concede a goal with the first action of the match", manager Claude Puel said. "We can improve a lot".