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19.0-19.3 Only: GPU device is unavailable on Windows 11 VMs with more than 1 TB of memory#

Description#

On Windows 11 VMs with more than 1 TB of system memory, GPU device unavailable errors (Error 43) occur. This issue affects NVIDIA vGPU and GPU pass through deployments.

Version#

This issue affects Windows 11 guest VMS.

Workaround#

Required only for NVIDIA vGPU software 19.0-19.3: Limit the amount of system memory assigned to the VM to less than 1 TB.

Status#

Resolved in NVIDIA vGPU software 19.4

Ref. ##

5115698