VMware vCenter Server 4.x
Requirement
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Intel or AMD x86 (64-bit if installing vCenter Server 4.1) processor with two or more logical cores, each with a speed of 2GHz.
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Memory
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3GB
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Disk
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2GB. Disk requirements may be higher if your database runs on the same machine.
Microsoft SQL Server 2005 Express requires up to 2GB free disk space to decompress the installation archive.
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Networking
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1Gbit recommended
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VMware vCenter Server 5.x
vSphere 5.1 introduced the vCenterLet us see the different parameters required for the installation of VMware vCenter Server
Minimum hardware requirements for vCenter Server
Hardware
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Requirement
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CPU
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Two 64-bit CPUs or one 64-bit dual-core processor.
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Processor
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2.0GHz or faster Intel 64 or AMD 64 processor.
Processor requirements might be higher if the database runs on the same machine.
NOTE: The Itanium (IA64) processor is not supported.
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Memory
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The amount of memory needed depends on your vCenter Server configuration.
NOTE: Memory requirements are higher if the vCenter Server database or vCenter Single Sign On database runs on the same machine as vCenter Server.
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Disk storage
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The amount of disk storage needed for the vCenter Server installation depends on your vCenter Server configuration.
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Microsoft SQL Server 2008 R2 Express disk
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Up to 2GB free disk space to decompress the installation archive. Approximately 1.5GB of these files are deleted after the installation is complete.
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Network speed
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1Gbit connection recommended.
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System recommendations for performance based on deployment size
Medium deployment of up to 50 hosts and 500 powered-on virtual machines
Product
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Cores
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Memory
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Disk
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vCenter Server
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2
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4GB
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5GB
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Product
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Cores
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Memory
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Disk
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vCenter Server
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4
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8GB
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10GB
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Product
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Cores
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Memory
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Disk
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vCenter Server
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8
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16GB
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10GB
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Hardware requirements for vSphere Web Client server component
Hardware
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Requirement
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Memory
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At least 2GB. of which 1GB is for the Java heap and 1GB for
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CPU
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2.00 GHz processor with at least 2 or more cores
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Disk storage
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At least 2GB free disk space
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Networking
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1Gbit recommended
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Hardware requirements for VMware vCenter Server Appliance
Hardware
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Requirement
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Disk storage on the host machine
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The vCenter Server
NOTE: If the host machine does not have enough free disk space to accommodate the growth of the vCenter Server Appliance virtual disks, vCenter Server might cease operation, and you will not be able to manage your vSphere environment.
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Memory in the VMware vCenter Server Appliance
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