<s>
NVIDIA	B-Device
System	I-Device
Tools	I-Device
(	O
previously	O
called	O
nTune	B-Device
)	O
is	O
a	O
discontinued	O
collection	O
of	O
utilities	B-Application
for	O
accessing	O
,	O
monitoring	O
,	O
and	O
adjusting	O
system	O
components	O
,	O
including	O
temperature	O
and	O
voltages	O
with	O
a	O
graphical	B-Application
user	I-Application
interface	I-Application
within	O
Windows	O
,	O
rather	O
than	O
through	O
the	O
BIOS	B-Operating_System
.	O
</s>
<s>
Additionally	O
,	O
System	O
Tools	O
has	O
a	O
feature	O
that	O
automatically	O
adjusts	O
settings	O
and	O
tests	O
them	O
to	O
find	O
what	O
it	O
believes	O
to	O
be	O
the	O
optimal	O
combination	O
of	O
settings	O
for	O
a	O
particular	O
computer	B-General_Concept
hardware	I-General_Concept
configuration	I-General_Concept
.	O
</s>
<s>
Everything	O
,	O
including	O
the	O
graphics	B-Architecture
processing	I-Architecture
unit	I-Architecture
(	O
GPU	B-Architecture
)	O
,	O
central	B-General_Concept
processing	I-General_Concept
unit	I-General_Concept
(	O
CPU	O
)	O
,	O
Media	B-Device
Communications	I-Device
Processor	I-Device
(	O
MCP	O
)	O
,	O
RAM	B-Architecture
,	O
voltage	O
and	O
fans	O
are	O
adjusted	O
,	O
though	O
not	O
all	O
motherboards	O
support	O
all	O
of	O
these	O
adjustment	O
options	O
.	O
</s>
<s>
Configurations	B-General_Concept
can	O
also	O
be	O
saved	O
.	O
</s>
<s>
This	O
allows	O
the	O
end	O
user	O
to	O
toggle	O
between	O
performance	B-Device
gaming	I-Device
profiles	O
,	O
quiet	O
profiles	O
for	O
less	O
demanding	O
work	O
,	O
or	O
some	O
other	O
profile	O
that	O
is	O
usage-specific	O
.	O
</s>
<s>
NVIDIA	B-Device
System	I-Device
Tools	I-Device
is	O
also	O
a	O
front	B-Architecture
end	I-Architecture
for	O
the	O
BIOS	B-Operating_System
.	O
</s>
<s>
Most	O
settings	O
that	O
can	O
be	O
changed	O
in	O
the	O
BIOS	B-Operating_System
are	O
available	O
in	O
the	O
utilities	B-Application
included	O
.	O
</s>
<s>
BIOS	B-Operating_System
and	O
driver	O
updates	O
to	O
both	O
nForce	B-Device
and	O
GeForce	O
hardware	B-Architecture
can	O
also	O
be	O
done	O
through	O
System	O
Tools	O
.	O
</s>
<s>
It	O
additionally	O
supports	O
hardware	B-Architecture
which	O
is	O
certified	O
under	O
the	O
Enthusiast	O
System	O
Architecture	O
and	O
connects	O
to	O
the	O
motherboard	O
via	O
USB	O
.	O
</s>
<s>
The	O
following	O
chipsets	O
were	O
supported	O
in	O
nTune	B-Device
releases	O
,	O
but	O
are	O
no	O
longer	O
supported	O
by	O
NVIDIA	B-Device
System	I-Device
Tools	I-Device
.	O
</s>
<s>
The	O
following	O
GPUs	B-Architecture
are	O
supported	O
for	O
overclocking	B-Application
and	O
temperature	O
monitoring	O
.	O
</s>
