SEOUL, Oct 27 (Reuters) - Round-up of South Korean financial markets:
** South Korean shares closed more than 3% higher on Tuesday, as chipmakers jumped on a rally in US AI stocks and robust domestic GDP data.
** The benchmark KOSPI closed up 168.87 points, or 3.09%, at 5,638.34, after rising as much as 4.9% during the session.
** US stocks closed higher on Monday, with the Philadelphia Semiconductor Index rising more than 2%, as Anthropic's IPO filing helped boost sentiment in AI-related stocks.
** South Korea's economy grew faster than expected in the third quarter as a global AI chip boom boosted exports and investments, advance central bank estimates showed.