Memory; Memory Configuration - NEC Express5800/B120f-h System Configuration Manual

SYSTEM CONFIGURATION GUIDE
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.
Number of Logical Processors Supported by Operating Systems
Microsoft Windows Server 2008 Standard (x86)
Microsoft Windows Server 2008 Enterprise (x86)
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
Red Hat Enterprise Linux 6 (x86_64)
Red Hat Enterprise Linux 7
VMware ESXi 5.1
VMware ESXi 5.5
VMware ESXi 6.0
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The maximum numbers of logical processors when using Hyper-V are below
- Windows Server 2008 : 24
- Windows Server 2008 R2 : 64
- Windows Server 2012, Windows Server 2012 R2 : 320

3 Memory

3.1

Memory Configuration

Available slots: 9 per processor
Category
Registered DIMM
(RDIMM)
Load Reduced DIMM
(LRDIMM)
NOTE:

Mix configurations of RDIMM and LRDIMM are not supported.

Minimum one memory kit per processor must be installed into the system running with OS other than
Windows Server 2008 Standard operating system.

One 4GB memory kit can be installed into the system running with Windows Server 2008 Standard
operating system regardless of number of processors installed.

It is recommended to install three identical memory kits for triple-channel symmetric memory
configurations to increase memory transfer speed.

At least 5 GB of memory is required for VMware ESXi 5.5 / 6.0.
Maximum Memory Speed
See the table below for the actual maximum memory transfer speed. The memory speed depends on the
NEC Corporation
–
NEC Express5800/B120f-h
Product Name / Description
4GB DDR4-2133 REG Memory Kit (1x4GB)
1 x 4 GB Registered ECC DIMM, DDR4-2133(PC4-17000)
8GB DDR4-2133 REG Memory Kit (1x8GB)
1 x 8 GB Registered ECC DIMM, DDR4-2133(PC4-17000)
16GB DDR4-2133 REG Memory Kit (1x16GB)
1 x 16 GB Registered ECC DIMM, DDR4-2133(PC4-17000)
32GB DDR4-2133 LR Memory Kit (1x32GB)
1 x 32 GB Load Reduced ECC DIMM, DDR4-2133(PC4-17000)
Revision 2.0 – August 17, 2015
1
32
1
256
1
640
240
160
320
480
Maximum Available
Number of logical
Processors
32
72
72
72
72
72
72
Part Number
N8402-164F
N8402-165F
N8402-166F
N8402-167F
9