The Sensex at the Bombay Stock Exchange today gained 450 points to 19,720 in late afternoon trade. The rise is attributed to persistent buying mainly in Auto, Capital Goods, Realty, Banking, FMCG stocks on the back of sustained foreign capital inflows coupled with higher global cues. The 30-share index, rose by 554 points in late morning trade.The Nifty, at the National Stock Exchange also moved 137 points to 5,818.