Maximum Supported Memory Size; Installation Order - NEC Express5800 Series User Manual

Chapter 2 Preparations
1.6.1

Maximum supported memory size

The maximum available memory size on the server depends on the architecture (x86 architecture) and OS
specs.
A list of maximum memory sizes
Windows Server 2012 Standard
Windows Server 2012 Datacenter
Windows Server 2012 R2 Standard
Windows Server 2012 R2 Datacenter
Windows Server 2016 Standard
Windows Server 2016 Datacenter
Windows Server 2016 Essentials
VMware ESXi 6.0 Update3
VMware ESXi 6.5 Later
1.6.2

Installation order

Install DIMMs one by one in order of increasing memory size into slots in the order of DIMM#1, DIMM#2,
DIMM#3, and DIMM#4. If you want to run the server in 2Way Interleave mode, observe the following
installation rules:

Install DIMMs in pairs

The two DIMMs installed together must be of the same specifications and memory size.

Install the pairs as DIMM#1 and DIMM#2, or DIMM#3 and DIMM#4. The installation order between the
pairs does not matter.
Installation examples
Example 2Way Interleave
1 Available
2 Available
3 Not available
4 Not available
The maximum memory size
OS
4 TB
24 TB
64 GB
6 TB
12 TB
DIMM#1
4 GB DIMM 4 GB DIMM
4 GB DIMM 4 GB DIMM
4 GB DIMM 4 GB DIMM
4 GB DIMM 4 GB DIMM
Express5800/T110i User's Guide
1. Installing Internal Optional Devices
supported on each OS
64 GB
64 GB
Up to 4 TB of the main memory is
available to each virtual machine.
64 GB
Up to 6 TB of the main memory is
available to each virtual machine.
DIMM#2 DIMM#3
Not installed
4 GB DIMM
4 GB DIMM
Not installed
The maximum memory size
supported on the server
DIMM#4
Not installed
4 GB DIMM
Not installed
4 GB DIMM
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