NSW has posted a last-ditch try to knock over the competition-leading ACT Brumbies with a thrilling 37-29 win in their Super 12 interstate battle at Aussie Stadium.

Rampaging winger Lote Tuqiri crossed with three minutes left on the clock to claim the victory for the desperate .

Veteran Matt Burke turned back the clock in a dominating display, and became the highest ever Super 12 pointscorer with his 22-point haul, eclipsing Andrew Mehrtens from the Crusaders.

He converted Tuqiri's try and then added his sixth penalty in the final seconds but the match was already won and the Waratah players already celebrating,

The match lived up to its pre-match hype as the war of words between the arch-rivals turned into action on the paddock.

With the semi-finals looming just two rounds away, there was plenty on the line for both teams and plenty of feeling in the match with some push and shove exploding over the sidelines late in the second half.

The Brumbies outscored the four tries to three, to secure a bonus point which kept them a point clear at the top of the competition table, but the NSW win was well-deserved.

Depending on overnight results, the could move as high as fifth, just outside the playoff positions.

With six minutes remaining in the match, all looked lost for the home side as the Brumbies hit the lead 29-27 when fullback Joe Roff touched down off a well-worked backline move.

He failed to convert his own try and the showed they weren't done yet.

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