https://2bitcoins.ru/wp-content/uploads/2018/03/3257_4705401.jpg
manufacturer's recommendations for connecting cards

some users write that under Windows there are problems in working with a large number of cards (I do not think that this is true).
perhaps you have not configured the BIOS of the motherboard, or the BIOS of the old version

read this topic - https://bitcointalk.org/index.php?topic=2110421.0