Microsoft D64as v4 Azure Virtual Machine Reservation

Match sustained Azure compute consumption to the D64as v4 virtual machine size in the US West Central region. Microsoft DZH318Z0CM2C-00XP represents an Azure Reserved VM Instance for this specific regional D-series configuration, allowing eligible D64as v4 usage to receive reserved-instance billing treatment rather than remaining entirely on consumption-based rates. D64as v4 is a 64-vCPU Azure virtual machine size with 256 GiB of memory. It belongs to the AMD-based Das v4 general-purpose VM family, which balances CPU and memory capacity for application servers, data-processing workers, large middleware nodes, and other workloads that need substantial parallel compute capacity without moving to a memory-optimized VM family. The regional designation matters: this reservation targets usage in US West Central, so workloads should be placed and operated in that Azure region when matching the reservation. It applies to the D64as v4 configuration, not to a physical server or an on-premises software installation. Review the running VM size, series, region, reservation scope, and Azure subscription configuration before assigning the reservation to an active workload.