Originally written on Pro Sports Daily  |  Last updated 10/24/14

ST. LOUIS - JANUARY 3: Quarterback Alex Smith #11 of the San Francisco 49ers passes the ball during the game against the St. Louis Rams at the Edward Jones Dome on January 3, 2010 in St. Louis, Missouri. The 49ers beat the Rams 28-6. (Photo by Dilip Vishwanat/Getty Images)
SAN FRANCISCO -- The San Francisco 49ers rewrote their storied offensive record book Sunday, rolling up a franchise-high 621 yards in a 45-3 rout of the Buffalo Bills at Candlestick Park. The offensive explosion was fueled by one of the best games in quarterback Alex Smith's career. The 49ers broke their old mark of 598 yards, which was set Sept. 13, 1992, in a 34-31 loss to the Bills. The Bills, meanwhile, were on the wrong side of team history, allowing a record number of yards. Their old mark was 598, set in that 1992 game. "I didn't know it until the end," Smith said of the record. "Very cool. A lot of great offenses. When you think of the 49ers, you think of great offenses. Quite an honor." Smith, who sprained his right middle finger on his final pass, deserves much of the credit for the record. He threw for 303 yards -- just 7 shy of his career best -- and posted a career-high 156.2 passer rating. He completed 18 of 24 passes and also ran fo...
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