No add-in controller. Motherboard intel RSTe driver AHCI no raid. PCIe to u.2 card in top slot with 905p attached.

NVMe default Microsoft drivers. Defender antivirus off while testing on host and VM.

Hyper-V host testing yields performance as expected

Is there always a 50-60% drop from host storage performance to storage within the VM?

Larry
Solo IM
Midwest