Samsung Electronics appears to have overtaken Nvidia to post the world’s largest quarterly operating profit among major tech companies, reporting a record 89.4 trillion won ($58.6 billion) for the second quarter on booming demand for AI memory chips. Samsung said Tuesday its preliminary operating profit for the April-June period surged 1,810.3 percent from a year earlier. Revenue jumped 129.3 percent on-year to an all-time high of 171 trillion won. The operating profit also beat the market conse