Dell PowerEdge R900 - Manual (Page 4)

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Information Update
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Figure 1. Removing or Installing a USB Memory Key
Added Support for 8-GB Memory Modules
Your Dell™ PowerEdge™ R900 system now supports the following 8-GB
memory configurations:
• 32 GB — 4 x 8-GB quad-rank memory modules
• 64 GB — 8 x 8-GB quad-rank memory modules
NOTE:
If 64 GB of memory is installed, the system will only recognize
and display 63.75 GB during POST.
• 128 GB — 16 x 8-GB quad-rank memory modules
• 256 GB — 32 x 8-GB quad-rank memory modules
NOTE:
Prior to upgrading your system, verify that the latest system BIOS version is
on your system. Loading the latest BIOS version from support.dell.com will ensure
that your system is fully supported.
NOTE:
Some operating systems cannot support more than 4 GB of physical
memory. For more information on memory support requirements and restrictions,
refer to the operating system documentation that ships with your system.
1 USB memory key 2 USB memory key connector