VIR311-R

* *Compared to Windows Server 2008 R2 RTM release. Based on internal testing using LoginVSI Medium workload RemoteFX Dynamic Memory Highest density Richest User Experience for full 3D apps

*Based on a 3 year amortization and publicly available information as of February $42/device annual $21/device annual $133/ ccu MS $63/device Licensing Comparison of VDI* Citrix Microsoft and Citrix VDI delivers savings – with lower CAPEX numbers. Hardware and Hypervisor scale of VDI Hyper-V 2008 R2 RTM 1000 users Hyper-V 2008 R2 SP users $320/user 2 $222/user 2 VMware (Commissioned Report by EMA) 1280 users $242/user 1 1 Based on: StatelessVirtualDesktop-WP.pdf?src=ie9trhttp:// StatelessVirtualDesktop-WP.pdf?src=ie9tr 2 Based on Dell MSRP pricing online as at 3/17/2011 of hardware used in MMS keynote MS VDI Standard Suite Citrix XenDesktop “VDI Edition” VMware View Premier

W7 Guest OS VGPU Driver Hyper-V Parent Partition RCC VMBUS Hyper-V Integrated Shared Memory Comms Hyper-V Integrated Shared Memory Comms UMRDP GPU RemoteFX Hardware ASIC and Driver Windows Server 2008 R2 SP1 Hyper-V Server Optionally offloads CODEC from CPU/GPU increasing fidelity and scale. WDDM driver exposes parent GPU to guest OS. Protocol Fundamentals (e.g. Authn, Encryption, & Client device Redirection) Inter-VM Communications VGPU output rendered to physical GPU via DirectX. First phase of CODEC runs on GPU. Screen deltas captured from GPU. VGPU output rendered to physical GPU via DirectX. First phase of CODEC runs on GPU. Screen deltas captured from GPU.

7 Silverlight ActiveX Control DX9 APIs GDI GPU

DEMO

RD Web Access RD Gateway RD Connection Broker Active Directory® Licensing Server RD Virtualization Host RD Session Host with RemoteApp RD Client System Center and App-V

Applications Data & User Settings Operating System

Provides virtual machine-based, centralized desktops for individual users that can be fully customized based on user profiles Allows users to perform specialized tasks that require administrator access to their desktop Enables users to access their personalized desktop from any computer while retaining the last saved state Personal Virtual Desktop Provides virtual machine-based, centralized desktop based on a pool of virtual machines that are shared by multiple users Allows users to perform standardized routine tasks and have access to common applications (such as Microsoft Office) Rolls back the state upon logoff to provide a “clean” desktop for the next user’s session, but the previous user’s state can be saved offline Pooled Virtual Desktop

DEMO

64 VMsReadWriteRead+Write Mbytes/secOps/secMbytes/secOps/secMbytes/secOps/sec AvgPeakAvgPeakAvgPeakAvgPeakAvgPeakAvgPeak Logon Steady State

ServerCoresSLATVDI VMs/Users RDSH (TS) Users RDSH/VDI Ratio SERVER116ON175310~1.75 SERVER116OFF140N/A SERVER28N/A80160~2. ServerCPU modelSocketsCoresCore speedRAMHBA SERVER1AMD (4x4)2.4 GHz128 GBEMC LP Gbps SERVER2AMD (4x2)2.4 GHz64 GBEMC LP Gbps Server Hardware:

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