Is this when card is in heavy load, or when idle/low load.
Many models have low load 0db/silent mode no fan spin until reaching a certain temperature.
My PC- Ryzen 5 5600x, B550 aorus pro ac, Hyper 212 black, 2 x 16gb F4-3600c16dgtzn kit, NM790 2TB, Nitro+RX6900XT, RM850, Win.10 Pro., LC27G55T.