All the action from the Pool A match in Sydney.
80+1min The whistle blows to bring an end to Romania's humiliation as Australia record a 13 try victory.
78mins: Smith gallops over from a scrum to push his side towards the 90-point mark. Flatley's kick sails through from out wide.
Australia 90-8 Romania
77mins: Maftei makes a vital tackle on Mortlock, after a wonderful break from the Aussie centre.
73mins: Tuqiri becomes the latest member of the Australian back-line to score - grabbing his first international try for the Wallabies. Flatley grabs his 10th conversion and 23 point.
Australia 83-8 Romania
72mins:Romania finally get their hands on the ball, but Gabriel Brezoianu knocks on.
64mins: Matt Giteau is the next player to cross, after a wonderful solo run. Flatley makes no mistake with the kick.
Australia 76-8 Romania
62mins: Rogers makes a blistering break to claim a deserved hat-trick. Flatley's kick hits the post. Maftei returns to action. Australia 69-8 Romania
60mins: Larkham coasts over for a converted try as Romania struggle to contain the defending champions. Lote Tuqiri repalces David Lyons.
Australia 64-8 Romania
58mins: Joe Roff finishes off a straightforward move for Australia, after Phil Waugh makes the hard yards.
Flatley adds two more points.
Australia 57-8 Romania
56mins: Matt Cockbain comes on for Australia, as Mortlock powers over on his international return. Flatley misses his first kick of the night.
Australia 50-8 Romania.
54mins: Mihai Vioreanu makes a wonderful try-saving tackle on Sailor after some great play from Larkham. Valentin Maftei is sin-binned for slowing down play.
49mins: Stirling Mortlock replaces Burke as Romania make numerous changes.
48mins: Larkham takes a quick penalty to touch over underneath the posts, after making a searing break seconds earlier.Flatley adds two more points.
Australia 45-8 Romania
43mins: Prop Ben Darwin replaces Al Baxter, while Matt Giteau replaces George Gregan.
42mins: Ovidiu Tonita comes up with he ball after a fine drice over the line form the pack, but the referee fails to award the try.
0800 BST: Romania get the second half underway but cannot match Australia's sensational start to the first half.
38mins: Burke skates through for Australia, despite Nathan Sharpe's dummy run seemingly blocking the Romanian defence.
Australia 38-8 Romania
32mins: Tofan reduces the growing deficit with a neat penalty from 30 yards out.
Australia 31-8 Romania
29mins: Rogers sprints over for his seconds after a fine clean break from Matt Burke. Flatley adds the extras.
Australia 31-5 Romania
23mins:Wendell Sailor comes close, before Matt Burke grabs his opening try of the World Cup after a superb flat pass from Larkham. Flatley's conversion from wide on the right sails through.
Australia 24-5 Romania
19mins: Prop Petrisor Toderasc opens Romania's account after number eight Cristian Petre makes the hard yards. Ionut Tofan misses with the conversion.
Australia 17-5 Romania
12mins: Full-back Matt Rogers crosses on the right after Flatley again does the damage for Australia in midfield. The centre adds the extras.
Australia 17-0 Romania
11mins: Wendall Sailor is warned over a high tackle.
10mins: Scrum-half Lucian Sirbu makes a midfield break for Romania, but the Australia defence holds firm.
5mins: Flatley converts another three points after Romania are caught offside in front of their posts.
Australia 10-0 Romania
2mins: Stephen Larkham knocks on to hand over possession on the Romanian 22.
0700: Elton Flatley gets the perfect start for Australia, when he romps through from the kick-off in 19 seconds.
Australia 7-0 Romania
Australia: M Rogers; W Sailor, M Burke, E Flatley, J Roff; S Larkham, G Gregan (capt); A Baxter, B Cannon, B Young, N Sharpe, D Vickerman, G Smith, P Waugh, D Lyons
Replacements: J Paul, B Darwin, J Harrison, M Cockbain, M Giteau, S Mortlock, L Tuqiri
Romania: D Dumbrava; G Brezoianu, V Maftei, R Gontineac (capt), C Sauan; I Tofan, L Sirbu; P Toderasc, R Mavrodin, S Florea; S Socol, C Petre; M Niculai, O Tonita, G Chiriac
Replacements: C Popescu, M Socaciu, M Tudori, B Tudor, C Podea, M Vioreanu, I Teodorescu