STM32F410CBT3 can't use over 40Mhz ?

Document created by eric hung on Mar 21, 2018
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I use stm32f410cbt3 with STM32CubeMx v4.23.0 setting HCLK . I try use HSI or HSE as clock souce . Complier tool is IAR ver 8.20.2.

Anyway I can run under 40M hz ,mcu run properly . But change to higher even 100M hz(max) . Mcu always happen Hard Fault .

Have anyone can give some suggestion for me ?