HP Spectre Pro x360 G2 - Non-Volatile Memory Usage

Non-volatile memory usage
Non Volatile
Memory Type
Amount (Size) Does
this memory
store customer
data?
Does
this memory
retain data
when power
is removed?
What
is the purpose
of this memory?
How is data
input into
this memory?
How
is this memory
write
protected?
HP Sure Start
ash (select
models only
2 MBytes No Yes Provides
protected backup
of critical System
BIOS code, EC
rmware, and
critical PC
conguration
data for select
platforms that
support HP Sure
Start.
Data cannot be
written to this
device via the
host processor.
The content is
managed solely
by the HP Sure
Start Embedded
Controller.
This memory is
protected by the
HP Sure Start
Embedded
Controller.
Real Time Clock
(RTC) battery
backed-up CMOS
conguration
memory
256 Bytes No Yes Stores system
date and time
and limited
keyboard
controller data.
Using the F10
Setup utility or
changing the Mic
rosoft Windows
date and time.
This memory
is not write-
protected.
HP recommends
password
protecting the F
10 Setup utility.
Controller (NIC)
EEPROM
64 KBytes (not
customer
accessible)
No Yes Store NIC
conguration
and NIC
rmware.
Using a utility
from the NIC
vendor that can
be run from
DOS.
A utility
is required to
write data to
this memory
and is available
from NIC vendor.
Writing data to
this ROM in an
inappropriate
manner will
render the NIC
nonfunctional.
DIMM Serial
Presence Detect
(SPD)
conguration
data
256 Bytes per
memory
module, 128
Bytes
programmable
(not customer
accessible)
No Yes Stores memory
module
information.
Programmed
by the memory
vendor.
Data cannot be
written to
this memory
when the modul
e is installed in a
PC. The specic
write protection
method varies
by memory
vendor.
System BIOS 4 to 5 MBytes Yes Yes Stores system
BIOS code and PC
conguration
data.
System BIOS
code
is programmed
at the factory.
Code is updated
when the syste
m BIOS
is updated.
Conguration
data and
settings are
input using the
NOTE: Writing
data to this ROM
in an
inappropriate
manner can
render the PC
non-functional.
A utility
is required for
writing data to
this memory
and is available
Non-volatile memory usage 55