<s>
SpeedFan	B-Language
is	O
a	O
system	B-Application
monitor	I-Application
for	O
Microsoft	B-Application
Windows	I-Application
that	O
can	O
read	O
temperatures	O
,	O
voltages	O
and	O
fan	O
speeds	O
of	O
computer	O
components	O
.	O
</s>
<s>
It	O
can	O
change	O
computer	B-Application
fan	I-Application
speeds	O
depending	O
on	O
the	O
temperature	O
of	O
various	O
components	O
.	O
</s>
<s>
SpeedFan	B-Language
also	O
monitors	O
S.M.A.R.T.	O
</s>
<s>
Starting	O
with	O
version	O
4.35	O
,	O
SpeedFan	B-Language
fully	O
supports	O
Areca	O
RAID	B-Architecture
controllers	O
.	O
</s>
<s>
Version	O
4.38	O
added	O
full	O
support	O
for	O
AMCC/3ware	O
SATA	O
and	O
RAID	B-Architecture
controllers	O
.	O
</s>
<s>
SpeedFan	B-Language
offers	O
a	O
feature	O
named	O
"	O
in-depth	O
online	O
analysis	O
"	O
that	O
compares	O
the	O
hard	O
disk	O
's	O
S.M.A.R.T.	O
</s>
<s>
An	O
extended	O
review	O
of	O
version	O
4.46	O
in	O
2012	O
on	O
the	O
Silent	O
PC	O
Review	O
website	O
summarized	O
,	O
"	O
The	O
biggest	O
drawback	O
[	O
to	O
Speedfan ]	O
is	O
it	O
often	O
takes	O
a	O
lot	O
of	O
work	O
to	O
properly	O
configure	O
"	O
,	O
but	O
continued	O
,	O
"	O
Its	O
highly	O
customizable	O
and	O
incredibly	O
powerful	O
nature	O
is	O
unmatched	O
by	O
the	O
competition	O
and	O
as	O
a	O
bonus	O
,	O
it	O
's	O
also	O
free	O
,	O
lightweight	O
and	O
regularly	O
updated	O
with	O
more	O
features	O
and	O
better	O
motherboard	O
support.	O
"	O
</s>
<s>
The	O
Softonic	B-Application
review	O
of	O
version	O
4.49	O
graded	O
SpeedFan	B-Language
8/10	O
,	O
listing	O
it	O
as	O
useful	O
,	O
with	O
"	O
helpful	O
charts	O
to	O
monitor	O
performance	O
and	O
health	O
"	O
,	O
but	O
noting	O
that	O
it	O
requests	O
administrator	O
rights	O
at	O
launch	O
,	O
and	O
"	O
Can	O
be	O
intimidating	O
for	O
less	O
tech	O
savvy	O
"	O
.	O
</s>
