<s>
Merom	B-Device
is	O
the	O
code	O
name	O
for	O
various	O
Intel	O
processors	O
that	O
are	O
sold	O
as	O
Core	B-Device
2	I-Device
Duo	O
,	O
Core	B-Device
2	I-Device
Solo	O
,	O
Pentium	B-Device
Dual-Core	I-Device
and	O
Celeron	B-Device
.	O
</s>
<s>
It	O
was	O
the	O
first	O
mobile	O
processor	O
to	O
be	O
based	O
on	O
the	O
Core	B-Device
microarchitecture	I-Device
,	O
replacing	O
the	O
Enhanced	O
Pentium	O
M-based	O
Yonah	B-Device
processor	O
.	O
</s>
<s>
Merom	B-Device
has	O
the	O
product	O
code	O
80537	O
,	O
which	O
is	O
shared	O
with	O
Merom-2M	O
and	O
Merom-L	O
that	O
are	O
very	O
similar	O
but	O
have	O
a	O
smaller	O
L2	B-General_Concept
cache	I-General_Concept
.	O
</s>
<s>
Merom-L	O
has	O
only	O
one	O
processor	O
core	B-Device
and	O
a	O
different	O
CPUID	O
model	O
.	O
</s>
<s>
The	O
desktop	O
version	O
of	O
Merom	B-Device
is	O
Conroe	O
and	O
the	O
dual-socket	O
server	O
version	O
is	O
Woodcrest	O
.	O
</s>
<s>
Merom	B-Device
was	O
manufactured	O
in	O
a	O
65	B-Algorithm
nanometer	I-Algorithm
process	O
,	O
and	O
was	O
succeeded	O
by	O
Penryn	B-Device
,	O
a	O
45	B-Algorithm
nm	I-Algorithm
version	O
of	O
the	O
Merom	B-Device
architecture	O
.	O
</s>
<s>
Together	O
,	O
Penryn	B-Device
and	O
Merom	B-Device
represented	O
the	O
first	O
'	O
tick-tock	B-Device
'	O
in	O
Intel	O
's	O
Tick-Tock	B-Device
manufacturing	O
paradigm	O
,	O
in	O
which	O
Penryn	B-Device
was	O
the	O
'	O
tick	O
 '	O
(	O
new	O
process	O
)	O
to	O
Merom	B-Device
's	O
'	O
tock	O
 '	O
(	O
new	O
architecture	O
)	O
.	O
</s>
<s>
Merom	B-Device
,	O
the	O
first	O
mobile	O
version	O
of	O
the	O
Core	B-Device
2	I-Device
,	O
was	O
officially	O
released	O
on	O
July	O
27	O
,	O
2006	O
,	O
but	O
quietly	O
began	O
shipping	O
to	O
PC	O
manufacturers	O
in	O
mid-July	O
,	O
alongside	O
Conroe	O
.	O
</s>
<s>
Merom	B-Device
became	O
Intel	O
's	O
premier	O
line	O
of	O
mobile	O
processors	O
,	O
with	O
mostly	O
the	O
same	O
features	O
as	O
Conroe	O
,	O
but	O
with	O
a	O
greater	O
emphasis	O
on	O
low	O
power	O
consumption	O
to	O
enhance	O
notebook	O
battery	O
life	O
.	O
</s>
<s>
Merom-based	O
Core	B-Device
2	I-Device
Duo	O
provides	O
a	O
slight	O
performance	O
increase	O
associated	O
with	O
3D	O
rendering	O
and	O
media-encoding	O
tasks	O
,	O
yet	O
maintains	O
the	O
same	O
battery	O
life	O
as	O
the	O
Yonah-based	O
Core	B-Device
Duo	O
.	O
</s>
<s>
Merom	B-Device
is	O
the	O
first	O
Intel	O
mobile	O
processor	O
to	O
feature	O
Intel	O
64	O
architecture	O
.	O
</s>
<s>
The	O
first	O
version	O
of	O
Merom	B-Device
is	O
"	O
drop-in	O
"	O
compatible	O
with	O
Napa	O
platform	O
for	O
Core	B-Device
Duo	O
,	O
requiring	O
at	O
most	O
a	O
motherboard	O
BIOS	O
update	O
.	O
</s>
<s>
It	O
has	O
a	O
similar	O
thermal	B-General_Concept
envelope	I-General_Concept
of	O
34	O
W	O
and	O
the	O
same	O
667	O
MT/s	O
FSB	O
rate	O
.	O
</s>
<s>
The	O
Merom	B-Device
die	O
features	O
4MB	O
L2	B-General_Concept
cache	I-General_Concept
,	O
half	O
of	O
which	O
is	O
deactivated	O
in	O
the	O
T5xx0	O
CPUs	O
.	O
</s>
<s>
A	O
native	O
2MB	O
L2	O
version	O
of	O
the	O
Merom	B-Device
core	B-Device
,	O
called	O
Merom-2M	O
,	O
was	O
rolled	O
out	O
in	O
early	O
2007	O
as	O
a	O
counterpart	O
to	O
Allendale	O
.	O
</s>
<s>
The	O
Merom-2M	O
core	B-Device
uses	O
the	O
steppings	B-General_Concept
L2	O
and	O
M0	O
and	O
the	O
ultra-low-voltage	O
versions	O
of	O
the	O
Core	B-Device
2	I-Device
Duo	O
use	O
this	O
core	B-Device
.	O
</s>
<s>
A	O
second	O
wave	O
of	O
Merom	B-Device
processors	O
featuring	O
an	O
800	O
MT/s	O
FSB	O
and	O
using	O
the	O
new	O
Socket	B-Device
P	I-Device
was	O
launched	O
on	O
May	O
9	O
,	O
2007	O
.	O
</s>
<s>
Merom	B-Device
( מרום	O
)	O
is	O
the	O
Hebrew	O
word	O
for	O
a	O
higher	O
plane	O
of	O
existence	O
or	O
a	O
level	O
of	O
heaven	O
;	O
BaMerom	O
( במרום	O
)	O
means	O
"	O
in	O
the	O
heavens	O
"	O
.	O
</s>
<s>
The	O
name	O
was	O
chosen	O
by	O
the	O
Intel	O
team	O
in	O
Haifa	B-Algorithm
,	O
Israel	O
,	O
who	O
designed	O
this	O
processor	O
.	O
</s>
<s>
The	O
Core	B-Device
2	I-Device
Extreme	O
Mobile	O
processor	O
,	O
based	O
on	O
the	O
Merom	B-Device
XE	O
core	B-Device
,	O
is	O
a	O
mobile	O
CPU	O
designed	O
for	O
laptops	O
.	O
</s>
<s>
The	O
X7900	O
processor	O
was	O
used	O
in	O
the	O
top-end	O
iMacs	B-Device
released	O
on	O
August	O
7	O
,	O
2007	O
.	O
</s>
<s>
The	O
mobile	O
version	O
of	O
the	O
Allendale	O
desktop	O
processor	O
is	O
often	O
called	O
Merom-2M	O
to	O
identify	O
the	O
smaller	O
L2	B-General_Concept
cache	I-General_Concept
.	O
</s>
<s>
Some	O
T5xxx	O
and	O
T7xxx	O
processors	O
have	O
come	O
out	O
with	O
both	O
Merom	B-Device
and	O
Merom-2M	O
dies	O
,	O
which	O
can	O
only	O
be	O
distinguished	O
through	O
their	O
stepping	B-General_Concept
number	O
.	O
</s>
<s>
The	O
Merom-L	O
processor	O
is	O
based	O
on	O
the	O
same	O
model	O
as	O
Conroe-L	O
but	O
is	O
used	O
in	O
mobile	O
Socket	B-Device
M	I-Device
and	O
Socket	B-Device
P	I-Device
systems	O
as	O
Celeron	B-Device
5xx	O
and	O
Core	B-Device
2	I-Device
Solo	O
U2xxx	O
,	O
some	O
of	O
which	O
also	O
use	O
regular	O
Merom	B-Device
and	O
Merom-2M	O
chips	O
with	O
one	O
core	B-Device
disabled	O
in	O
contrast	O
to	O
the	O
real	O
Merom-L	O
that	O
only	O
has	O
1MB	O
L2	B-General_Concept
cache	I-General_Concept
and	O
a	O
single	O
core	B-Device
.	O
</s>
<s>
The	O
CPUID	O
is	O
family	O
6	O
model	O
23	O
(	O
10661h	O
)	O
,	O
which	O
is	O
between	O
Merom	B-Device
and	O
Penryn	B-Device
.	O
</s>
<s>
The	O
first	O
Core	B-Device
2	I-Device
Solo	O
processors	O
were	O
launched	O
in	O
Q3	O
2007	O
and	O
consisted	O
of	O
the	O
U2100	O
and	O
U2200	O
,	O
which	O
run	O
at	O
1.06	O
and	O
1.2GHz	O
,	O
respectively	O
.	O
</s>
<s>
They	O
both	O
feature	O
a	O
533MT/s	O
FSB	O
and	O
are	O
part	O
of	O
Intel	O
's	O
ULV	O
family	O
,	O
running	O
at	O
only	O
5	O
W	O
.	O
Like	O
the	O
rest	O
of	O
the	O
Core	B-Device
2	I-Device
family	O
,	O
they	O
are	O
64-bit	O
compatible	O
.	O
</s>
<s>
Microsoft	O
has	O
released	O
a	O
microcode	O
update	O
(	O
KB2493989	O
)	O
for	O
Windows	O
7	O
that	O
addresses	O
several	O
stability	O
issues	O
on	O
selected	O
"	O
Penryn	B-Device
"	O
and	O
"	O
Merom	B-Device
"	O
CPUs	O
.	O
</s>
