User's Guide

1. Installing Internal Optional Devices
Express5800/R120d-1E User’s Guide
57
Chapter 2 Preparations
1.10
DIMM
Install a DIMM (Dual Inline Memory Module) to a DIMM socket on the motherboard in the server. The
motherboard provides 12 sokets to install DIMMs.
Important
 You must avoid static electricity to work with the procedure below. For
details, refer to Chapter 2 (1.2 Anti-static Measures).
 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 384 GB (32 GB x 12) can be installed in 2-CPU configuration. Up to 192 GB
(32 GB x 6) can be installed in 1-CPU configuration.
1.10.1
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
OS
The maximum memory
size supported on each
OS
The maximum memory size supported
on the server
4 GB (If using HW-DEP function)
* Default factory settings
Windows Server 2003 R2 Standard
Windows Server 2008 Standard x86 Edition
4 GB
About 3.3 GB (If not using HW-DEP
function)
Note: If you are not using the
HW-DEP function, set the Execute
Disable Bit (XD Bit) to Disable in
the BIOS setup. It is enabled by
default.
Windows Server 2008 R2 Foundation 8 GB 8 GB
Windows Server 2003 R2 Standard x64
Edition
Windows Server 2008 Standard x64 Edition
Windows Server 2008 R2 Standard
32 GB 32 GB
Windows Server 2003 R2 Enterprise Edition
Windows Server 2008 Enterprise x86 Edition
64 GB
64 GB
Windows Server 2003 R2 Enterprise x64
Edition
1 TB
Windows Server 2008 Enterprise x64 Edition
Windows Server 2008 R2 Enterprise
2 TB
384 GB
RedHat Enterprise Linux 5 Server (x86) 16 GB 16 GB
RedHat Enterprise Linux 5 Server (EM64T) 256 GB 256 GB