There was an 8 game match between Hungarian young GM Richard Rapport versus Austrian #1 player, GM Markus Ragger, which took place in Szombathely, Hungary. The score was tied at 3.5 a piece after 7 games. Ragger won the final game 8 with white to win the match.
Final game 8
White : Ragger, Markus
Black : Rapport, Richard
Result : 1-0
ECO : D94
WhiteElo : 2662
BlackElo : 2534
1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. Be2 O-O 7. O-O a6 8. Qb3 dxc4 9. Bxc4 b5 10. Be2 Bf5 1:25-1:28 11. Ng5 c5 1:20-0:43 12. e4 cxd4 13. exf5 dxc3 1:12-0:43 14. fxg6 hxg6 15. Qxc3 Ra7 16. Qh3 Qc8 0:58-0:28 17. Qh4 Nbd7 18. a4 bxa4 19. Rxa4 Qc2 0:50-0:23 20. Rxa6 Rxa6 0:30-0:23 21. Bxa6 Ra8 22. Qc4 Qxc4 23. Bxc4 Ne5 24. Be2 0:24-0:20 24… Nd5 25. Rd1 e6 26. Ne4 Nc6 27. Kf1 Rb8 0:17-0:17 28. Bc4 Nb6 29. Bb5 Nd4 0:14-0:13 30. Bf4 Ra8 31. Bd3 0:12-0:11 31… Nd5 32. Bg5 f5 0:11-0:05 33. Nc3 Rb8 34. Bc4 Rxb2 35. Nxd5 exd5 36. Bxd5+ Kh7 0:08-0:05 37. g3 Rb5 38. Bg2 Be5 0:06-3.35 39. Be3 Rb4 3.26-3.19 40. Bd5 Nc2 3.45-2.12 41. Bg5 Rd4 42. Rxd4 Nxd4 43. f4 Bg7 44. Ke1 Nb5 45. Kd2 Bd4 46. Kd3 Bg1 47. h3 Nd6 48. Bf6 0:17-0:21 48… Bf2 49. Be5 Ne8 50. g4 fxg4 51. hxg4 Bc5 52. Kc4 Be7 0:12-0:17 53. Bc6 Nf6 54. g5 Nh5 55. Be4 Ng7 56. Kd5 Ba3 57. Kc6 Bc1 58. Kd7 Nh5 59. f5 gxf5 60. Bxf5+ Kg8 0:07-0:10 61. Be6+ Kh7 62. Bf5+ Kg8 63. g6 Ng7 64. Be4 Kh8 65. Ke7 Kg8 66. Bd5+ Kh8 67. Bf3 Kg8 68. Kf6 Bd2 69. Bd5+ Kh8 70. Be6 Bg5+ 71. Kf7 Bf6 72. Kxf6 1-0
To replay all the games, go here: http://www.rapportrichard.hu/hir/rapport-richard-ragger-markus-parosmerkozes
Good score though.