What is Virtual Desktop Infrastructure (VDI)?

VDI
Posted on May 7, 2026

Share this Blog

As enterprise IT faces budget and workload challenges, it has also seen an exponential increase in remote work-related vulnerabilities due to hybrid work over the past three years. Endpoint management expenses are up almost 35% year-over-year, while 60% of desktop virtualization vulnerability exposures have come from remote monitoring services.

In addition, security regulations have become stricter than ever, which may result in costly fines or outages for your business; therefore, Virtual Desktop Infrastructure (VDI) has transitioned from just another technical option to a strategic approach for businesses looking to secure their technology environments against potential cyberattacks.

In contrast to the traditional decentralized model of managing multiple remote endpoint devices by providing IT staff the ability through VDI to centralize control of all endpoints into one hardware platform, it enables organizations not only to reduce their risk exposure through a monitored coverage by the centralized network but also provides them with a predictable model for growth.

Organizations in over eleven industries, including banking, finance, & insurance; healthcare; and manufacturing, have adopted a VDI environment not only because it gives these industries a way to improve efficiency but because they do so to reduce operational costs and improve resiliency of their disparate workforces exponentially across the globe.

What is Virtual Desktop Infrastructure (VDI)?

To explain what is VDI, think of a computer that is no longer connected to a physical box. At its core, Virtual Desktop Infrastructure (VDI) moves the desktop environment from physical devices into centralized infrastructure.

Your operating system, application programs, and all your data are stored in a secure location in a datacenter and delivered remotely to you. The device you use is your access point to the information, but it is no longer viewed as being vulnerable or a security risk

There are two types of VDI that an organisation can implement:

  1. Persistent Virtual Desktop Infrastructure (VDI)
    Where a user has their own dedicated desktop with all of their saved data/objects and personalisation. Best suited for developers, analysts, and Knowledge Workers who require the same environment continuously.
  2. Non-Persistent Virtual Desktop Infrastructure (VDI)
    Where a user will receive a new desktop environment each time they log in. Best suited for Call Centres, Business Process Outsourcing, and task-based roles, where the business processes are standardised and drive efficiencies.

The business case for implementing VDI’s can be substantiated by as much as a 40% reduction in image management effort for organisations using non-persistent models and faster onboarding processes.

Enterprises working with Anunta have deployed both models at scale, supporting environments from 500 users to over 7,000 users globally, with consistent performance benchmarks.

How Does VDI Work?

A VDI environment for businesses is reliant upon orchestrated infrastructure, designed for optimum control and performance.

When a user logs into the VDI via service providers such as Azure Virtual Desktop, Citrix, or Omnissa Horizon:

  1. A connection broker authenticates the user
  2. A virtual machine is assigned from a centralized pool
  3. The desktop runs in the data center
  4. Only the interface is streamed to the device

From the perspective of a CIO, VDI provides:

  • Up to 70% lower risk of data leak
  • Centralized patching process that reduces the time to complete an update by 50%
  • Faster containment of incidents due to the isolation of virtual sessions

In addition to the operational benefits mentioned above, using display protocols such as PCoIP, Blast Extreme, and RDP will enable the delivery of a high-performance user experience, which ultimately drives increased productivity.

Key Components of a VDI Environment

A high-performance virtual desktop infrastructure relies on five essential components to achieve this level of performance:

  1. Hypervisor: Virtual Desktops run on multiple systems using a single VDI Server Infrastructure via a hypervisor (e.g., VMware ESXi, Microsoft Hyper-V).
  2. Connection Broker: Authenticates and allocates user sessions, ensuring that users are assigned an appropriate virtual desktop from the user’s Virtual Desktop Pool.
  3. Desktop Pools: Describe the type of Virtual Desktop Environment (Persistent vs. Non-Persistent), which can impact both the cost of the Virtual Desktop Solution as well as the performance of that solution.
  4. Storage Infrastructure: SSD and Hyper-Converged storage can significantly decrease a user’s boot time and latency. A badly designed storage infrastructure may cause a user to take over three times longer to log in to their virtual desktop.
  5. Monitoring and Management: Requires real-time visibility into your virtual desktop infrastructure so you can identify issues before they become problems and keep client downtime to a minimum. EuVantage and similar tools provide a means of proactively identifying issues that may impact customers’ service level agreements.

The difference between a VDI Solution that works versus one that has a high level of performance is how well all five components have been integrated and optimized.

Key Benefits of VDI for Enterprises

The benefits of Virtual Desktop Infrastructure (VDI) can be quantified based on three dimensions: cost savings, risk mitigation, and agility.

  1. Cost Savings – Organizations are extending the lifecycle of their endpoints by an average of two to three years. This has resulted in significant reductions in capital investments. With centralized management of devices, organizations have reduced their IT support tickets by as much as 30%.
  2. Risk Mitigation – Data will continue to reside within controlled environments, meaning that machines can now be lost or compromised, but the data will remain with the organization.
  3. Agility – Patching, updates, and deployments can now be executed centrally, minimizing the need for manual actions and eliminating inconsistencies throughout an organization.
  4. Accessibility – Employees can access their full desktop from any device without compromising compliance and/or performance.
  5. Business Continuity – Downtime will no longer negatively impact an organization’s operations. Users will be able to switch devices quickly and resume their work without having to log onto a new desktop.

VDI vs DaaS vs VPN — Which One Does Your Enterprise Need?

The choice of VDI vs DaaS vs VPN is a business decision, not a technical decision.

  • Virtual Desktop Infrastructure (VDI) is best suited for organizations wanting full control, customization, and compliance. It will require a business to have an in-house technology/skill set to implement and maintain the solution.
  • Desktop As A Service (DaaS) is a subscription-based model where the DaaS company owns all of the infrastructure necessary to run your organization’s desktops. DaaS significantly reduces the operational burden of managing a desktop environment and allows for quicker deployment.
  • A Virtual Private Network (VPN) provides access to resources but does not provide access to desktops. The scalability of VPNs is limited, and the risk associated with endpoints is very high.

Organizations that are moving towards agility at their organization are turning to DaaS or managed VDI as a way to reduce complexity while still maintaining a level of control.

Anunta can provide either DaaS or managed VDI options; therefore, organizations can create a deployment strategy that is in alignment with their operational capacity and growth plan.

Common Use Cases for Virtual Desktop Infrastructure

Desktop virtualization is not industry-specific. Its value scales across sectors:

  • Banking and Financial Services – Secure remote access with compliance alignment
  • Healthcare – Clinicians access patient systems securely across devices
  • Retail – Rapid onboarding of seasonal workforce without hardware investment
  • Manufacturing and Engineering – Delivery of high-performance applications to distributed teams
  • Education – Standardized learning environments across diverse devices
  • BPO and ITES – Non-persistent VDI enables high-efficiency, high-turnover environments

Each use case ties back to one outcome: controlled scalability without proportional cost increase.

The Future of VDI — Where Desktop Virtualization Is Heading

The evolution of VDI is being shaped by intelligence and flexibility.

  • AI-driven optimization is enabling predictive performance tuning
  • Hybrid and multi-cloud architectures are becoming standard
  • Zero Trust integration is strengthening enterprise security

The conversation around VDI vs DaaS is shifting toward managed experiences.

The focus is no longer infrastructure alone. It is about delivering consistent, secure, and scalable digital workspaces.

Is VDI the Right Move for Your Enterprise?

A transition to Virtual Desktop Infrastructure (VDI) is more than just a modernization effort; it is a new operating model that significantly changes how an enterprise manages costs, security, and scalability.

Enterprises must take a close look at three important dimensions before making the transition to VDI:

  • Operational Readiness – Do you have the internal expertise to deploy, monitor, and optimize a VDI environment at scale?
  • Workforce Structure – Are your users task-based, mobile, or performance-intensive? The answer determines whether persistent or non-persistent VDI fits best.
  • Infrastructure Strategy – Will you host VDI on-premises, in the cloud, or through a managed partner?

VDI can deliver measurable benefits only if these elements are properly aligned with one another; if they are not properly aligned, there is potential for complexity to supersede the benefits.

This is where partners with expertise in the area come into play; they not only deploy VDI, but they also design a solution that considers your business reality. We provide a combination of knowledge and experience with architecture, managed services, and large-scale deployments to help you bridge this gap and to ensure VDI performs as expected from day one. A recent use case of this was when a global aerospace manufacturer partnered with Anunta to modernize its desktop environment through a full-scale VDI deployment.

  • Migrated 7,000 users from distributed physical systems to a centralized VDI environment
  • Achieved $2.3 million in cost savings through infrastructure optimization and reduced endpoint dependency
  • Improved performance consistency across multiple global locations
  • Enabled secure, high-performance access to critical applications for distributed engineering teams

This transformation not only reduced operational complexity but also created a resilient, scalable digital workspace aligned with the company’s global growth strategy.

Conclusion: Building Workspaces That Think Ahead

Virtual desktop infrastructures (VDI) have become an unquestionable requirement in today’s work environment, and VDI’s best use is as an efficient means by which to develop and deliver an optimal working system to the employee. In addition, the use of VDI gives the organisation the ability to centrally manage all of its desktop environments while at the same time providing flexibility to the end user.

Virtual Desktop Solution allows you to change from having your desktop rely upon a physical entity to exploiting the possibilities that come with a highly secure and flexible working environment that can now be managed centrally. This allows you to simplify your network management from scattered individual components to a centrally controlled, orchestrated configuration, whereby you are now able to create efficiency and control around a highly scalable, customisable, and safe working environment.

As a simple example of What is Desktop Virtualization is, this change improved employee productivity, increased company security, and allowed for scalability and the ability to work anywhere — turning previous complex technology environments into simple, user-focused digital workplaces.

If your enterprise is navigating rising endpoint costs, increasing security risks, or hybrid workforce complexity, the next move needs to be decisive.

Talk to a VDI expert and build a workspace that scales with your enterprise ambitions.

AUTHOR

Anunta
Anunta
Anunta is an industry-recognized Managed Desktop as a Service provider focused on Enterprise DaaS (Anunta Desktop360), Packaged DaaS, and Digital Workspace technology. We have successfully migrated 1 million remote desktop users to the cloud for enhanced workforce productivity and superior end-user experience.