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CONFIGURATION GUIDE
CPU Functions
Intel® Xeon® Processors for this server supports the following CPU functions
Category
64 bit
Power Saving
Performance
Performance
Virtualization
Security
The maximum number of logical processors supported by OS
See the table below for the maximum number of logical processors that you can actually use on your system
Maximum Number of Logical Processors Supported by Operating
Microsoft Windows Server 2012 R2 Standard
Microsoft Windows Server 2012 R2 Datacenter
Microsoft Windows Server 2016 Standard
Microsoft Windows Server 2016 Datacenter
Red Hat Enterprise Linux 6.8/6.9 (x86_64)
Red Hat Enterprise Linux 7.2/7.3
VMware ESXi 6.0 update2/update3
VMware ESXi 6.5/6.5 update1
1
The maximum number of logical processors when using Hyper-V are below:
Windows Server 2012 R2 : 320
Windows Server 2016 : 512
NEC Corporation
–
NEC Express5800/A2040d, A2020d, A2010d, A1040d
Function Name/Summary
Intel® 64
64 bit function
Enhanced Intel SpeedStep® Technology
(Intel® Demand Bases Switching Technology)
Technology to decrease power consumption by
adjusting voltage/clock per CPU workload
Intel® Turbo Boost Technology
Technology to boost clock frequency
Intel® Hyper-Threading Technology
Technology to use one core as two threads
Intel® Virtualization Technology
Technology to provide hardware (CPU) support for
processor virtualization
Execute Disable
Technology to avoid the execution of malware utilizing
buffer over flow error
Systems
Rev.2.0 – Oct. 2017
Xeon
E7-4820v4
E7-4809v4
‐
Maximum
Logical
Supported
Server
1
640
192
1
640
192
384
192
384
192
480
192
576
192
CPU
Xeon
E7-8890v4,E7-8880v4
E7-8867v4,E7-8855v4
E7-8891v4,E7-8893v4
Number
of
Processors
by
this
20
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