I just tried the 1.2.0.0 driver on my Digital PWS 600au running W2K RC1 and got a BSOD

The PLX PEX was plugged into the PCI-32 slot next to the two PCI-64 slots and the disk is 256GB.
At the time of the BSOD I suspect SIV32A was reading the ATA or NVMe SMART information.