Memory configurations, General dimm slot population guidelines, Ry configurations – HP ProLiant Series ML100 User Manual
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The memory subsystem may be populated with either RDIMMs or UDIMMs, but mixing th
supported. To determine
e two types is not
DIMM characteristics, use the label attached to the DIMM and the following
illustration and table.
Item Description
Definition
1 Size
—
2
Rank
1R = Single-rank
2R = Dual-rank
4R = Quad-rank
3
Data width
x4 = 4-bit
x8 = 8-bit
4
Memory speed
10600 = 1333-MHz
8500 = 1067-MHz
5
DIMM type
R = RD
E = UD
IMM (registered)
IMM (unbuffered with ECC)
For the latest supported memory information, see the QuickSpecs on the HP website
Memo
To optimize server availability, the server supports the following AMP modes:
given DIMM size, while providing up
e. This mode is the default option for
a
SU. If the requested AMP mode is not
pp
oots in Advanced ECC mode. For more
p Utility
" on page
ry configurations
•
Advanced ECC—provides the greatest memory capacity for a
to 8-bit error correction, depending on the specific DIMM typ
this server.
•
Lockstep—provides enhanced protection while making all installed memory available to the
operating system. The server can continue to function if a single- or mulit-bit memory failure within
single DRAM device occurs.
Advanced Memory Protection options are configured in RB
su orted by the installed DIMM configuration, the server b
information, see "HP ROM-Based Setup Utility ("
ROM-Based Setu
Hardware options installation 20