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Because virtualization potentially supports several VMs on a given server, use of the server's computing resources is significantly higher. It's not uncommon to find a virtual server using 50% or more of its computing resources.The cost benefits of virtualization are well understood: There are simply fewer servers, and each virtualized server can perform more business work per dollar spent on hardware, power, cooling, management and maintenance.ptimizing hardware for cost-effective server utilization. Cost-effectiveness often means getting more utilization from server hardware, but this requires insight about each server's hardware, the ways that hardware is utilized by each VM and the underlying operating system hypervisor.
Marginal Costing Definition: Marginal Costing is a costing method that includes only variable manufacturing costsâdirect materials, direct labor, and variable manufacturing overheadâin unit product cost. Marginal costing is also called variable costing and direct costing.Marginal cost of the product = Direct materials cost + Direct labor cost + Variable manufacturing overhead cost. Marginal Cost Method (Function and pricing).1  Increase or decrease in total cost of production. 2  Fixed costs cant be changed so only variable costs are Accounted.3  In companies where average costs are consistent.arginal costing is also called variable costing and direct costing. Marginal cost of the product = Direct materials cost + Direct labor cost + Variable manufacturing overhead cost. Marginal Cost Method (Function and pricing).