Officially the IronWolf is rated as up to 27,000 IOPS at a QD32 using 8 threads. With our 4-threading testing at a QD of 32, we exceed that by some margin, the review drive yielding a figure of 164,129 IOPS.
4K Random Write v QD Performance Compared
Compared to the drives around it, the strongest random write performance for the IronWolf 510 comes at a queue depth of 1.