This report provides a comprehensive analysis of desktop virtualization, exploring its various models and practical implications. It begins by introducing the concept of virtualization in the context of desktop computing, highlighting how it decouples software components from physical hardware to enhance flexibility. The report then delves into Virtual Desktop Infrastructure (VDI), detailing session-based VDI, VM-based VDI (shared and individual image) models, and their respective architectures. It further examines alternative OS organization models, including desktop on a blade and client-hosted virtual machines, while also discussing application organization models and their role in delivering applications. The report also explores client and data virtualization, emphasizing the importance of personalization and data management in a virtual environment. Finally, it discusses the advantages of centralized management, improved security, and enhanced support, while also considering the strengths and limitations of each desktop virtualization model. The report concludes by emphasizing the practical considerations and trade-offs associated with implementing these models.