Inter Milan are the first to qualify for the semis with Atalanta hosting Juventus on Thursday, while next week Napoli take on Como and Bologna await Lazio.
Paulo Dybala starred for Roma with a goal and an assist in Sunday's 2-0 win at Torino which boosted his team's Champions League hopes.
USA playmaker Christian Pulisic scored twice in 10 minutes on Monday as AC Milan came from behind to edge Torino 3-2 to move to the summit of Serie A.
Inter Milan moved top of Serie A on goal difference on Saturday after winning 1-0 at Roma, taking advantage of Napoli's shock 1-0 defeat at Torino.
Inter Milan began their bid to reclaim the Serie A title with Monday's 5-0 hammering of sorry Torino in Cristian Chivu's San Siro debut as coach.
When Napoli won the title in 2023 it followed up the championship with a highly disappointing 10th place finish.
Napoli's bid for a second Serie A title in three seasons was hit by Sunday's 2-2 home draw with Genoa which allowed Inter Milan to move to within a point of the league leaders
Inter Milan come back down to earth on Sunday when they travel to Torino, hoping to relaunch their Serie A title defence.
Inter Milan's defence of their Serie A title was hit with a setback on Sunday as they lost 1-0 at home to Roma
Atalanta's faltering Serie A title bid took another hit on Saturday with a 1-1 draw against Torino after their star striker fluffed his chance from the penalty spot.
Juventus edged a tense derby against city rivals Torino 2-0 on Saturday to move within one point of the summit of Serie A
Marcus Thuram shot Inter Milan second in Serie A with a hat-trick in Saturday's 3-2 win over 10-man Torino which moved the champions to within two points of league leaders Napoli.
Atalanta were given a hero's welcome on Sunday as the Europa League winners strolled past Torino 3-0 in a festive homecoming after their stunning triumph over Bayer Leverkusen in Dublin.
Inter Milan's official Serie A title party was in full swing on Sunday as the newly-crowned champions were acclaimed by thousands throughout their city after a straightforward 2-0 win over 10-man Torino.
Juventus and Bologna were both were held to goalless draws on Saturday as the Serie A clubs' bids for Champions League football were slowed by Torino and Monza.
Napoli were held to a 1-1 home draw by Torino in Serie A on Friday as the champions' revival stalled ahead of a Champions League showdown at Barcelona.
Paulo Dybala scored his first hat-trick in a Roma jersey in a 3-2 win over Torino in Serie A on Monday to keep the capital city side's Champions League ambitions alive.
Napoli's nightmare season continued on Sunday after crashing to a 3-0 defeat at Torino, while AC Milan consolidated their place in Serie A's Champions League positions with a 3-0 win at Empoli.