Hashcat failed to break 8 character password on NVIDA A100 - what is the reason?

[marc1n]

Your command line shows an error - you have entered -a3 twice
This is correct : hashcat -m0 -a3 -w4 -O 411CD27141387751E972BF3874AA44BA ?a?a?a?a?a?a?a?a

or fastest

hashcat -m0 -a3 -w4 -O 411CD27141387751E972BF3874AA44BA -1 ?l?u?d* ?1?1?1?1?1?1?1?1