May 2014
Statement of Volatility – Dell Precision Workstation
R7910
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the
problem.
The Dell Precision Workstation R7910 contains both volatile and non-volatile (NV) components. Volatile
components lose their data immediately upon removal of power from the component. Non-volatile
components continue to retain their data even after the power has been removed from the component:
List below contains volatile and non-volatile memory ICs used in Dell Precision Workstation R7910.
Description
Reference
Designator
Volatility Description
User
Accessible for
Remedial Action
(action necessary
Embedded
Flash
memory in
embedded
controller
UO1 256 K bytes non-volatile memory
space.
8.25 K bytes volatile memory space
No N/A
System BIOS U_SPI_BIOS1
Non Volatile memory,
one flash IC (16mb)
, System BIOS
and Video BIOS for basic boot
operation, PSA (on-board diags),
PXE diags.
No N/A
Encrypted user keys generated by the
TPM device for use by the security
software are stored in this NVM.
Memory –
DDR4 DIMM
memory
DIMM1, DIMM2
Volatile memory in OFF state (see
state definitions later in text).
iDRAC
Controller
Volatile one flash IC (4mb)
contains iDRAC and Lifecycle
Controller management settings.
PCH CMOS
U_PCHA Volatile battery back-backed CMOS
memory 256 bytes. Stores CMOS
information.
No Removing the on
board coin-cell
battery.
