Dimm; Maximum Supported Memory Size - NEC Express5800/R120g-2M User Manual

Chapter 2 Preparations
1.11

DIMM

Install a Dual Inline Memory Module (DIMM) to a DIMM slot on the motherboard in the server. The motherboard
provides 24 slots to install DIMMs.
1.11.1

Maximum supported memory size

The maximum available memory size on the server depends on the architecture and OS specs.
Maximum memory sizes
Microsoft Windows Server 2008 R2 Standard *1
Microsoft Windows Server 2008 R2 Enterprise *1
Microsoft Windows Server 2012 Standard *1
Microsoft Windows Server 2012 Datacenter *1
Microsoft Windows Server 2012 R2 Standard *1
Microsoft Windows Server 2012 R2 Datacenter *1
VMware ESXi 5.5 *2
VMware ESXi 6.0 *3
*1: Shown below is the maximum memory size when Hyper-V is used:
- Windows Server 2008 R2 Standard : 32GB
- Windows Server 2008 Enterprise, Windows Server 2008 R2 Enterprise : 1TB
- Windows Server 2012 ,Windows Server 2012 R2: 4TB
*2: Up to 1 TB on virtual machine
*3: Up to 4 TB on virtual machine.
.
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Important  To avoid static electricity, see Chapter 1 (1.8Anti-static Measures) in Safety
Precautions and Regulatory Notices.
 Use only the specified DIMMs. Installing a DIMM from a third party may
damage not only the DIMM but the motherboard. You will be charged to
repair failures or damages caused by the use of such products even within
the warranty period.
Tips
Up to 1536GB (64 GB x 24) can be installed in 2-CPU configuration. Up to 768 GB
(64 GB x 12) can be installed in 1-CPU configuration. No DIMM is factory installed
in standard configuration.
OS
supported on each OS
32GB
2TB
4TB
4TB
6TB
Express5800/R120g-2M User's Guide
1. Installing Internal Optional Devices
The maximum
The maximum memory size
memory size
supported on the server
32GB
1.5TB
1.5TB
1.5TB
1.5TB