Rory McIlroy feels he will have to be at 'absolute best' to win record-equalling eighth Race to Dubai title

Rory McIlroy looking to match Colin Montgomeries record of eight times topping the DP World Tour Order of Merit; Eugenio Chacarra around 500 points clear of McIlroy ahead of the season-ending DP World Tour Championship; watch live on Sky Sports from 7am Thursday