Processor (Cpu); Maximum Number Of Processor Cores Supported By This Server - NEC Express5800 Series User Manual

Chapter 2 Preparations
1.7

Processor (CPU)

You can configure the multi-processor system by adding an optional processor (CPU).
1.7.1

Maximum number of processor cores supported by this server

The maximum number of processor cores (logical processors) available on the server depends on the
architecture (x86 architecture) and OS specs.
Maximum number of processor cores
Microsoft Windows Server 2008 R2 Standard (x64)
Microsoft Windows Server 2008 R2 Enterprise (x64)
Microsoft Windows Server 2012 Standard
Microsoft Windows Server 2012 Datacenter
Microsoft Windows Server 2012 R2 Standard
Microsoft Windows Server 2012 R2 Datacenter
VMware ESXi 5.5
VMware ESXi 6.0
*1: When Hyper-V is used, the maximum number of logical processors is as shown below:
Windows Server 2008 R2: 64
Windows Server 2012, Windows Server 2012 R2: 320
Important  Avoid static electricity to work with the procedure below. For details, see
Chapter 1 (1.8 Anti-static Measures) in Safety Precautions and Regulatory
Notices.
 Installing a third-party CPU may cause a failure. Repair of the server due to
failures or damage resulted from installing such a CPU will be charged.
Tips
After adding the processor, Windows records the event log to System category of
Event Viewer, but it is no problem for operation.
OS logical processors supported
Express5800/R120g-1E User's Guide
The maximum number of
logical processors supported
by OS
256 *1
640 *1
320
480
1. Installing Internal Options
The maximum number of
by this server
88
88
88
88
47