Samsung Electronics estimated on Tuesday its third-quarter operating profit jumped 274%, but that was short of analysts' estimates as the tech giant struggled to capitalise on strong demand for chips used in artificial intelligence servers.

Samsung Electronics reported a preliminary operating profit of approximately 9.1 trillion won ($6.8 billion) for the quarter ending September 30, missing the 10.3 trillion won forecast by LSEG SmartEstimate.

When the Korean appliance and electronics giant announced weaker-than-expected guidance on Tuesday for Q3 earnings, vice chairman Young Hyun Jun addressed the results in a forthright letter to customers,