The Italians scored with a flattering 4-1 victory over Shakhtar Donetsk in Champions League Group D on Wednesday.
Holders Manchester City will take on RB Leipzig, Red Star Belgrade and Young Boys in Group G.
Arsenal sailed through the Europa League group stages, winning five of their six group matches and take on Sporting next, who overcame Denmark's FC Midtjylland in their playoff.
Ukraine champions Shakhtar Donetsk dented Sevilla's bandwagon as the UEFA Cup holders wobbled before securing a 2-2 draw.
Substitute Lionel Messi scored two late goals, including one in stoppage time, to lead 2006 winners Barcelona to a 2-1 victory at Shakhtar Donetsk in the Champions League on Wednesday. Last season's runners-up Chelsea were held to a 0-0 draw at surprise packages CFR Cluj, who were playing in Romania's third division just six years ago.
The 22-year-old has signed on an eight-and-a-half-year contract in deal worth 100 million euros ($108 million).
Captain John Terry will be back to plug Chelsea's porous rearguard on Wednesday when the holders bid to avenge last month's defeat by Shakhtar Donetsk and wrest back control of Champions League Group E.
Manchester United veteran Ryan Giggs set a Champions League record on Wednesday but his side had little else to celebrate after a 1-1 draw at Shakhtar Donetsk in Group A.
Chelsea will start the defence of the Champions League trophy they won so dramatically last season with a Group E match against former winners Juventus at Stamford Bridge.
The Real Madrid striker is accused of complicity in the alleged targeting of midfielder Mathieu Valbuena, who plays for the Greek Super League club Olympiacos. Prosecutors allege that Benzema encouraged Valbuena, 37, to pay the blackmailers.
David Moyes can take solace in avoiding another home defeat and a 51-year low but his Manchester United side will have to raise their game considerably if they are to go much further in the Champions League.
Six clubs enter this week's final round of Champions League group matches harbouring hopes of grabbing one of the three last-16 places still up for grabs although for holders Chelsea their fate is beyond their control.
Lionel Messi fired Barcelona into the last 16 of the Champions League with two goals in their 3-0 victory at Spartak Moscow on Tuesday but holders Chelsea are walking a tightrope after a crushing defeat by Juventus.
Shakhtar Donetsk led the way for the Champions League underdogs as they beat holders Chelsea 2-1 while former European champions Barcelona and Manchester United came from behind to maintain perfect starts on Tuesday.
A first-half penalty earned Lille a shock 1-0 home victory over holders Real Madrid in the Champions League group phase on Wednesday.
The first legs of the ties will take place on February 16, with the return match a week later on February 23.
Cristiano Ronaldo delivered the knockout blow for Real Madrid in their aristocratic battle with AC Milan on Tuesday, as Arsenal, Chelsea and Bayern Munich maintained their own perfect Champions League starts.
Barcelona have decided to appeal UEFA's proposal to ban Andres Iniesta for one Champions League match for deliberately collecting a yellow card.
After Tuesday's 11-goal fireworks the matches are likely to be tighter in Wednesday's Champions League quarter-final first legs as Chelsea entertain Manchester United and Barcelona host Shakhtar Donetsk.
Chelsea have the chance to avenge their shattering penalty shootout defeat to Manchester United in the 2008 final after being drawn to play them in the quarter-finals of the Champions League on Friday.
Inter Milan goalkeeper Julio Cesar was called up by Brazil for the first time since the 2010 World Cup on Tuesday for next month's friendly away to France. The 23-man squad picked by coach Mano Menezes includes uncapped midfielders Jadson of Shakhtar Donetsk and Renato Augusto of Bayer Leverkusen.
Arsenal hope to complete a full set of English clubs going into the Champions League knockout phase on Wednesday though there could be a few anxious faces at The Emirates when they take on Partizan Belgrade.
Hamburg SV and Werder Bremen stayed on course for an all-German UEFA Cup semi-final clash with 3-1 victories over Manchester City and Udinese respectively in their quarter-final, first legs on Thursday. Shakhtar Donetsk beat visitors Olympique Marseille 2-0 while Dynamo Kiev drew at Paris St Germain in a lacklustre goalless affair leaving open the possibility of a Ukrainian semi-final if the French clubs fail to put in improved performances.
Magnificent Martinez helps Inter defeat Sparta Prague 1-0
Barcelona suffered a 2-1 defeat at Arsenal and AS Roma's miserable run continued with a 3-2 home loss to Shakhtar Donetsk in Champions League last-16 first-round matches on Wednesday.
Barcelona and Sporting advanced to the Champions League knockout stage while Inter Milan and Chelsea missed the chance to guarantee their places on Tuesday.
Javier Saviola and Oscar Cardozo scored two goals apiece and defender Luisao was also on target as Benfica thumped Everton 5-0 in the Europa League on Thursday.
IMAGES from the Champions League matches played on Tuesday
Struggling holders AC Milan will be without suspended goalkeeper Dida for the Champions League group match against Shakhtar Donetsk.
The UEFA Cup final will be contested by German and Ukrainian teams after Werder Bremen and Hamburg SV along with Dynamo Kiev and Shakhtar Donetsk set up domestic semi-final showdowns. The semi-final first legs take place on April 30 with the return matches on May 5. The final is in Istanbul on May 20.
The European champions are likely to play CSKA Sofia in the Champions League third qualifying round.
Hamburg SV will play Manchester City in the UEFA Cup quarter-finals and could meet Bundesliga rivals Werder Bremen in the last four. Shakhtar Donetsk will play Olympique Marseille and Dynamo Kiev face Paris St Germain with the winners lined up to meet in the semis after the draw was made by UEFA on Friday.
Claudio Ranieri resigned as coach of AS Roma following their shock 4-3 loss at Genoa on Sunday in a game they had led 3-0.
Real Madrid scored seconds from time to force a 2-2 draw at AC Milan, secure a place in the last 16 of the Champions League and leave coach Jose Mourinho with a smile on his face on his return to the San Siro on Wednesday. Real went through to the knockout stage along with Bayern Munich and Chelsea, although Arsenal, who could also have qualified with two matches to spare, lost 2-1 at Shakhtar Donetsk and will have to wait.
The Brazilian's return to fitness is a much-needed boost for AC Milan, who have endured a woeful start to their Champions League campaign.
Sevilla in semis as Wolves miss penalty.
AC Milan goalkeeper Dida's two-match Champions League ban for feigning injury against Celtic was reduced by the UEFA to one game on Monday.
UEFA Cup holders Sevilla, rescued by a last-gasp goal in normal time from goalkeeper Andres Palop, kept their defence alive by overcoming Shakhtar Donetsk to reach the quarter-finals on Thursday.