Comparing Windows Server 2012 R2 With VMware VSphere 55

Why Hyper-V?Competitive Advantages ofWindows Server 2012 R2 Hyper-Vover VMware vSphere 5.5

Matt McSpiritSenior Technical Product Manager Server and ToolsMicrosoft Corporation

Before Windows Server 2012 R2

June 2008 October 2008 October 2009

Live Migration

Cluster Shared Volumes

Processor Compatibility

Hot-Add Storage

Performance & Scalability

ImprovementsFebruary 2011

Dynamic Memory

RemoteFX

September 2012

Huge Scalability

Storage Spaces

Metering & QoS

Migration Enhancements

Extensibility

Hardware Offloading

Network Virtualization

Replication

Scalability &

Performance

Security &

Multitenancy

Flexible

Infrastructure

HA &

Resiliency

Virtualization

Innovation

Scalability & Performance

Hyper-V Scalability ImprovementsSystem Resource

Windows Server

2008 R2 Hyper-V

Windows Server

2012 R2 Hyper-V

Improvement

Factor

Host

Logical Processors 64 320 5

Physical Memory 1TB 4TB 4

Virtual CPUs per Host 512 2,048 4

VM

Virtual CPUs per VM 4 64 16

Memory per VM 64GB 1TB 16

Active VMs per Host 384 1,024 2.7

Guest NUMA No Yes -

ClusterMaximum Nodes 16 64 4

Maximum VMs 1,000 8,000 8

VMware ComparisonSystem Resource

Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Host

Logical Processors 320 320 320

Physical Memory 4TB 4TB 4TB

Virtual CPUs per Host 2,048 4,096 4,096

VM

Virtual CPUs per VM 64 8 641

Memory per VM 1TB 1TB 1TB

Active VMs per Host 1,024 512 512

Guest NUMA Yes Yes Yes

ClusterMaximum Nodes 64 N/A2 32

Maximum VMs 8,000 N/A2 4,000

1. vSphere 5.5 Enterprise Plus is the only vSphere edition that supports 64 vCPUs. Enterprise edition supports 32 vCPU per VM with all other editions supporting 8 vCPUs per VM2. For clustering/high availability, customers must purchase vSphere

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/pdf/vsphere5/r55/vsphere-55-configuration-maximums.pdf and http://www.vmware.com/products/vsphere-hypervisor/faq.html,

http://www.vmware.com/files/pdf/vsphere/VMware-vSphere-Platform-Whats-New.pdf

Enhanced Storage Capabilities

Native 4K Disk SupportTake advantage of enhanced densityand reliability

Offloaded Data TransferOffloads storage-intensive tasks to the SAN

Increased performance, hardware integration and flexibility

iSCSI & Fibre ChannelIntegrate with existing storage investments quickly and easily

Multi-Path I/O SupportInbox for resiliency, increased performance & partner extensibility

Enhanced Storage CapabilitiesDeep integration with Windows Server 2012 R2 storage capabilities

Hyper-V over SMB 3.0Ease of provisioning, increased flexibility & seamless integration with high performance

Storage SpacesTransform high-volume, low cost disks into flexible, resilient virtualized storage

Storage Tiering*Pool HDD & SSD and automatically move hot data to SSD for increased performance

New in Windows Server 2012 R2*

Data DeduplicationReduce file storage consumption, now supported for live VDI virtual hard disks*

VMware ComparisonCapability

Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

iSCSI/FC Support Yes Yes Yes

3rd Party Multipathing (MPIO) Yes No Yes (VAMP)1

SAN Offload Capability Yes (ODX) No Yes (VAAI)2

Advanced Format Drives Support Yes No No

Storage Virtualization Yes (Spaces) No Yes (vSAN)3

Storage Tiering Yes No Yes4

Data Deduplication Yes No No

Network File System Support Yes (SMB 3.0) Yes (NFS) Yes (NFS)

1. vSphere API for Multipathing (VAMP) is only available in Enterprise & Enterprise Plus editions of vSphere 5.52. vSphere API for Array Integration (VAAI) is only available in Enterprise & Enterprise Plus editions of vSphere 5.53. vSphere vSAN is still in beta as of October 2013 and thus, not suitable for production deployments4. vSphere Flash Read Cache has a write-through caching only, so reads only are accelerated. vSAN also has SSD caching capabilities built in, acting as a read cache & write buffer.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/pdf/vsphere5/r55/vsphere-55-configuration-maximums.pdf, http://www.vmware.com/files/pdf/vsphere/VMware-vSphere-

Platform-Whats-New.pdf, http://www.vmware.com/products/vsphere/compare.html, http://www.vmware.com/files/pdf/vSphere_55_Flash_Read_Cache_Whats_New_WP.pdf,

http://www.vmware.com/products/virtual-san/features.html,

Enhanced VM Storage CapabilitiesGreater performance and administrator flexibility for virtual machines

Online VirtualDisk Resize*Grow and shrink virtual disks attached to running virtual machines, with no downtime

Online Checkpoint MergeMerge checkpoints back into main virtual disk without downtime

64TB Virtual Hard DisksIncreased capacity, protection & alignment optimization


Virtual Fibre ChannelConnect a VM directly to FC SAN without sacrificing features


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Virtual Fibre Channel Support Yes Yes Yes

Maximum Virtual Hard Disk Size 64TB 62TB1 62TB1

Maximum Pass Through Disk Size 256TB+2 64TB 64TB

Online Checkpoint/Snapshot Merge Yes Yes Yes

Online Virtual Disk Resize Yes Grow Only Grow Only

1. VMDK limited to 62TB as VMFS limited to 64TB, so additional room on top of VMDK required for Snapshots, Management etc.2. The maximum size of a physical disk attached to a virtual machine is determined by the guest operating system and the chosen file system within the guest. More recent Windows

Server operating systems support disks in excess of 256TB in size


Platform-Whats-New.pdf, http://www.vmware.com/products/vsphere/compare.html, http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1004047,

http://pubs.vmware.com/vsphere-55/index.jsp?topic=%2Fcom.vmware.vsphere.vm_admin.doc%2FGUID-A42FA14C-7D67-44A7-823B-854AA9F5FD3E.html

Enhanced Networking PerformanceDeeper hardware integration & enhanced vNIC capabilities


Virtual Receive Side Scaling*Network processing inside VM now scales efficiently across multiple virtual CPUs

IPsec Task OffloadUtilize hardware capabilities to offload encryption & decryption traffic processing

Dynamic VMQDynamic distribution of VM traffic processing efficiently across multiple processors

SR-IOV with Live MigrationHardware integration, optimized for low CPU utilization latency driving high performance


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Dynamic Virtual Machine Queue Yes NetQueue NetQueue1

IPsec Task Offload Yes No No

SR-IOV with Live Migration Yes No No2

Virtual Receive Side Scaling Yes Yes (VMXNet3) Yes (VMXNet3)

1. VMware vSphere and the vSphere Hypervisor support VMq only (NetQueue)2. VMwares SR-IOV implementation does not support vMotion, HA or Fault Tolerance.. SR-IOV also requires the vSphere Distributed Switch, meaning customers have to upgrade to

the highest vSphere edition to take advantage of this capability. No such restrictions are imposed when using SR-IOV in Hyper-V, ensuring customers can combine the highest levels of performance with the flexibility they need for an agile infrastructure.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/pdf/Perf_Best_Practices_vSphere5.5.pdf

Enhanced Resource ManagementOptimized utilization of physical & virtualized resources

Dynamic MemoryIncreased management control for greater virtual machine consolidation

Resource MeteringTrack historical data for virtual machine usage, across CPU, Disk Memory & Network

NetworkQoSGranular network controls for consistent levels of networking performance

StorageQoS*Prevent storage consumption from busy VMs whilst providing consistency to others.



Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Dynamic Memory Yes Yes Yes

Resource Metering Yes No Yes1

Network Quality of Service Yes No Yes2

Storage Quality of Service Yes No Yes2

1. Without vCenter, Resource Metering in the vSphere Hypervisor is only available on an individual host by host basis.2. Network & Storage Quality of Service (QoS) only available in the Enterprise Plus edition of vSphere 5.5


Platform-Whats-New.pdf, http://www.vmware.com/products/vsphere/compare.html

Virtualized Workload Performance

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Hyper-V Virtual CPU Scalability

with OLTP Workloads

SQL Server 2012

64 vCPU support drove 6x

performance increase over

previous version of Hyper-V

& 6.3% overhead compared

with physical equivalent

Highest levels of performance

for key Microsoft workloads


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Virtual Machines

Exchange Workload Scalability on

Windows Server 2012 with Hyper-V

3 vCPU, 16GB RAM per VM, JetStress 2010

Exchange 2013

Virtualized 48,000 simulated

users on a single Hyper-V

host across 12 VMs, with low

response times




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Web Front Ends

SharePoint Workload Scalability on

Windows Server 2012 Hyper-V

8 vCPU, 12GB RAM per WFE VM



SharePoint 2013

Scaled to over 2 million

heavy users at 1%

concurrency, across 5 VMs

on a single Hyper-V host

Security & Multitenancy

Hyper-V Extensible SwitchGranular networking configuration with integrated security capabilities

Extensible SwitchLayer 2 virtual network switch with programmatic management, built-in security & extensibility

Private Virtual LAN (PVLANs)

ARP/ND Poisoning Protection

DHCP & Router Guard

Virtual Port ACLs

Trunk Mode to Virtual Machines

Monitoring & Port Mirroring

PowerShell & WMI Management

Hyper-V Extensible SwitchGranular networking configuration with integrated security capabilities


PacketInspection

PacketFilter

NetworkForwarding

IntrusionDetection

CiscoNexus 1000vUCS VM-FEX

NECPF1000

5nineSecurity Manager

InMonsFlow

Network & Storage SecurityGranular security controls and integrated disk encryption


PacketInspection

PacketFilter

NetworkForwarding

IntrusionDetection

CiscoNexus 1000vUCS VM-FEX

NECPF1000

5nineSecurity Manager

InMonsFlow

BitLocker Drive EncryptionPowerful encryption for local and remote storage used for hosting Hyper-V virtual machines


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Extensible Network Switch Yes No Replaceable

Confirmed Partner Solutions 5 N/A 2

Private Virtual LAN (PVLAN) Yes No Yes1

ARP/ND Protection Yes No vCloud/Partner2

DHCP Snooping Protection Yes No vCloud/Partner2

Virtual Port ACLs Yes No vCloud/Partner2

Trunk Mode to Virtual Machines Yes No Yes3

Port Monitoring Yes No Yes3

Port Mirroring Yes No Yes3

Physical Disk Encryption Yes No No

1. The vSphere Distributed Switch (required for PVLAN capability) is available only in the Enterprise Plus edition of vSphere 5.5 and is replaceable rather than extensible.2. ARP Spoofing, DHCP Snooping Protection & Virtual Port ACLs require the vCloud Networking & Security package, which is part of the vCloud Suite or a Partner solution, all of which

are additional purchases3. Trunking VLANs to individual vNICs, Port Monitoring and Mirroring at a granular level requires vSphere Distributed Switch, which is available in vSphere 5.5 Enterprise Plus only.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/products/cisco-nexus-1000V/overview.html, http://www-03.ibm.com/systems/networking/switches/virtual/dvs5000v/,

http://www.vmware.com/technical-resources/virtualization-topics/virtual-networking/distributed-virtual-switches.html, http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9902/data_sheet_c78-

492971.html, http://www.vmware.com/products/vcloud-network-security

Flexible Infrastructure

Virtual Machine FlexibilityComprehensive guest OS support & management

64 Virtual Processor Support

Virtual SCSI with Hot-Add & Online VHDX Resize*

Full Dynamic Memory Support*

Live VM Backup Support*

Linux kdump/kexec Support

Non-Maskable Interrupt (NMI) Support*

LinuxSupportMultiple supported Linux distributions and versions, including Oracle, Red Hat, SUSE, OpenSUSE, CentOS, & Ubuntu

Exclusive to Windows Server 2012 R2 Hyper-V*

Memory Mapped I/O Gap Specification*

New Synthetic 2D Frame Buffer Driver

Virtual Machine FlexibilityComprehensive guest OS support & management

LinuxSupportMultiple supported Linux distributions and versions, including Oracle, Red Hat, SUSE, OpenSUSE, CentOS, & Ubuntu


Live VM Cloning*Duplicate a running virtual machine, even from a checkpoint, with no downtime to the running workload

Virtual Machine MobilityMore flexible, higher performing VM migration capabilities


LiveMigrationFaster, unrestricted, simultaneous VM live migrations between cluster nodes with no downtime

SMB-Based Live MigrationStore VMs on SMB 3.0 file shares, and live migrate them flexibly, without the need for a cluster

Live Migrationwith Compression*Harness spare host CPUcycles to compress memoryof migrating virtual machinesto accelerate live migration

Virtual Machine MobilityMore flexible, higher performing VM migration capabilities


Live Storage MigrationMove the virtual hard disks of running virtual machines to a different storage location with no downtime

Shared-Nothing Live MigrationFlexibly move virtual machines between Hyper-V hosts with nothing but a network cable and no clustering requirements

Live Migration over SMB*Highest live migration performance, utilizing SMB 3.0 protocol & accelerated using RDMA capable NICs

Cross-VersionLive Migration*Migrate VMs from Windows Server 2012 Hyper-V to 2012 R2 Hyper-V hosts with no downtime

Network VirtualizationIntegrated isolation & security with increased networking flexibility

Secure, Scalable Isolation with VLANs

Live Migrations Across Subnets

Seamless Infrastructure Integration

Utilizes Generic Route Encapsulation

Provides VM Networks & Virtual Subnets

Simplified Management of Networks

Supports PowerShell & WMI

Integrated with Partner Ecosystem

NetworkVirtualizationDecouple virtual networks from the physical network infrastructure and remove existing physical network challenges



10.10.10.10 10.10.10.11

Blue Network

10.10.10.10 10.10.10.11

Red Network

VM Networks

192.168.2.10 192.168.2.11 192.168.5.12 192.168.6.13

Routable Hyper-V Hosts on Physical Network



Inbox NVGatewayScalable, production ready multi-tenant gateway for Site-to-Site (VPN), NAT & forwarding along with bridging virtual & non-virtual networks


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Linux Guest Operating System Support Yes Yes Yes

VM Live Cloning Yes No Yes1

Network Virtualization Yes No VXLAN/NSX2

Network Virtualization Gateway Yes No vCloud Suite3

1. Live Cloning requires vCenter and thus cannot be used with the standalone vSphere Hypervisor2. VXLAN/NSX are additional purchases on top of vSphere. Pricing & packaging for NSX has not yet been released (October 2013) however VXLAN was a feature of the vCloud

Networking and Security SKU, which is now part of the vCloud Suite3. vCloud Suite is an upgrade from vSphere, available at considerable additional cost.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/files/pdf/products/nsx/VMware-NSX-Datasheet.pdf, http://www.vmware.com/products/vcloud-suite/features.html,

http://www.vmware.com/products/vcloud-suite/compare.html, http://www.vmware.com/products/vcloud-network-security,

http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1027865


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

VM Live Migration Yes No1 Yes2

VM Live Migration with Compression Yes N/A No

VM Live Migration using RDMA Yes N/A No

1GB Simultaneous Live Migrations Unlimited3 N/A 4

10GB Simultaneous Live Migrations Unlimited3 N/A 8

Live Storage Migration Yes No4 Yes5

Shared Nothing Live Migration Yes No Yes6

Live Migration Upgrades Yes N/A Yes

1. Live Migration (vMotion) is unavailable in the vSphere Hypervisor vSphere 5.5 required2. Live Migration (vMotion) and Shared Nothing Live Migration (Enhanced vMotion) is available in Essentials Plus & higher editions of vSphere 5.53. Within the technical capabilities of the networking hardware4. Live Storage Migration (Storage vMotion) is unavailable in the vSphere Hypervisor5. Live Storage Migration (Storage vMotion) is available in Standard, Enterprise & Enterprise Plus editions of vSphere 5.56. Shared Nothing Live Migration is only accessible via the vSphere Web Client, not core vCenter.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/pdf/vsphere5/r55/vsphere-55-configuration-maximums.pdf, http://www.vmware.com/products/vsphere/compare.html

High Availability & Resiliency

High Availability & ResiliencyProvide the greatest levels of uptime for key applications

Scalable up to 64 Nodes & 8,000 VMs

Reduced Active Directory Dependencies*

VM Monitoring

Failover Priority, Affinity & Anti-Affinity

Cluster Shared Volumes Optimizations*

Cluster-Aware Updating

VM Network Health Detection*

Dynamic Witness & Force Quorum*


Failover ClusteringIntegrated, scalable high availability to protect key virtualized workloads and provide the highest levels of uptime

High Availability & ResiliencyProvide the greatest levels of uptime for key applications


Failover ClusteringIntegrated, scalable high availability to protect key virtualized workloads and provide the highest levels of uptime

Flexible Guest ClusteringiSCSI, Virtual Fibre Channel & SMB 3.0 support for in-guest, application level resiliency

Shared VHDX Support*Build production-ready guest clusters utilizing Shared VHDX, without exposing underlying physical storage

Integrated NIC TeamingAggregate network adaptors to increase throughput & provide redundancy in case of link failure


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Integrated High Availability Yes No1 Yes2

Nodes per Cluster 64 N/A 32

VMs per Cluster 8,000 N/A 4,000

Guest OS Application Monitoring Yes No Yes3

Failover Priority, Affinity & Anti-Affinity Yes No/A Yes4

Cluster-Aware Updating Yes N/A Yes4

Integrated NIC Teaming Yes Yes Yes

1. High Availability/vMotion/Clustering is unavailable in the standalone vSphere Hypervisor2. VMware HA is built in to Essentials Plus and higher vSphere 5.1 editions3. VMware App HA only available in 5.5 Enterprise Plus and requires deployment of 2 appliances per vCenter4. Features available in all editions that have High Availability enabled.

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/pdf/vsphere5/r55/vsphere-55-configuration-maximums.pdf, http://www.vmware.com/products/vsphere/compare.html,

http://www.vmware.com/products/vsphere/features/application-HA.html


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Max Guest Cluster Size (iSCSI) 64 Nodes 51 51

Max Guest Cluster Size (Fibre) 64 Nodes 51 51

Max Guest Cluster Size (File Based) 64 Nodes 51 51

Guest Cluster with Shared Virtual Disk Yes Yes2 Yes2

Guest Clustering with Live Migration Yes N/A No3

Guest Clustering with Dynamic Memory Yes No4 No4

vSphere Hypervisor / vSphere 5.x Ent+ Information: Information http://www.vmware.com/pdf/vsphere5/r55/vsphere-55-configuration-maximums.pdf, http://pubs.vmware.com/vsphere-

55/index.jsp?topic=%2Fcom.vmware.vsphere.mscs.doc%2FGUID-6BD834AE-69BB-4D0E-B0B6-7E176907E0C7.html, http://kb.vmware.com/kb/1037959

1. Guest Clusters can be created on vSphere 5.1 and 5.5 but are supported to a maximum of just 5 nodes in that guest cluster, regardless of storage.2. VMware supports guest clusters using a shared virtual disk, but those guest cluster nodes must reside on the same physical host, defeating the object of clustering and resilience.3. VMware does not support the use of vMotion with a VM that is part of a Guest Cluster4. VMware does not support the use of Memory Overcommit with a VM that is part of a Guest Cluster

Backup & ReplicationIntegrated solutions for protecting key virtualized workloads

Incremental BackupPerform agentless backup operations more quickly &easily whilst saving network bandwidth & disk space

Windows Azure Backup IntegrationQuickly & easily protect important server data offsite with automated backups to Windows Azure

Inbox VM ReplicationNear-synchronous replication of virtual machines across multiple sites with Hyper-V Replica


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

Incremental Backup Yes No Yes1

Cloud Backup Integration Yes Partners Partners

Inbox Software-Based VM Replication Yes No Yes1

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/products/vsphere/compare.html, http://www.vmware.com/products/vsphere/features/replication.html,

http://www.vmware.com/files/pdf/vsphere/VMware-vSphere-Replication-Overview.pdf

1. vSphere Data Protection and vSphere Replication are available in the Essentials Plus and higher editions of vSphere 5.5

VMware ComparisonReplication Capability Hyper-V Replica vSphere Replication

Architecture Inbox with Hypervisor Virtual Appliance

Replication Type Asynchronous Asynchronous

RTO 30s, 5m, 15m 15m 24h

Replication Tertiary (A>B>C) Secondary (A>B)

Planned Failover Yes No

Unplanned Failover Yes Yes

Test Failover Yes No

Simple Failback Process Yes No

Automatic Re-IP Address Yes No

Point in Time Recovery Yes, 24 points Yes. 24 points

Orchestration PS, SCO, HVRM1 No Script, SRM only

vSphere Hypervisor / vSphere 5.x Ent+ Information: http://www.vmware.com/products/vsphere/compare.html, http://www.vmware.com/products/vsphere/features/replication.html,

http://www.vmware.com/files/pdf/vsphere/VMware-vSphere-Replication-Overview.pdf

1. Hyper-V Replica can be automated with PowerShell which is free within Windows Server. Alternatively, customers can automate Hyper-V Replica with System Center Orchestrator or Hyper-V Recovery Manager

Virtualization Innovation

Virtualization InnovationCapabilities to improve performance, security & management

EnhancedSession ModeEnhanced user experience when administering Hyper-V virtual machines

Automatic VM ActivationStreamlined mechanism for VM activation, without additional activation infrastructure

Generation 2 VMsSupport for UEFI firmware and Secure Boot for more secure virtualized infrastructure


Windows Server

2012 R2 Hyper-V

vSphere

Hypervisor

vSphere 5.5

Enterprise Plus

VMs with Secure Boot & UEFI Firmware Yes No No

Enhanced VM Administration Experience Yes No No

Automatic VM Activation Yes No No

Summary

Scalability &

Performance

Security &

Multitenancy

Flexible

Infrastructure

HA &

Resiliency

Virtualization

Innovation

Documents

Comparing Windows Server 2012 R2 With VMware VSphere 55