<s>
Intel	B-Device
Core	I-Device
2	I-Device
is	O
the	O
processor	O
family	O
encompassing	O
a	O
range	O
of	O
Intel	O
's	O
consumer	O
64-bit	O
x86-64	O
single-	O
,	O
dual-	O
,	O
and	O
quad-core	B-Architecture
microprocessors	B-Architecture
based	O
on	O
the	O
Core	B-Device
microarchitecture	I-Device
.	O
</s>
<s>
The	O
single	O
-	O
and	O
dual-core	B-Architecture
models	O
are	O
single-die	O
,	O
whereas	O
the	O
quad-core	B-Architecture
models	O
comprise	O
two	O
dies	O
,	O
each	O
containing	O
two	O
cores	O
,	O
packaged	O
in	O
a	O
multi-chip	B-Algorithm
module	I-Algorithm
.	O
</s>
<s>
The	O
Core	B-Device
2	I-Device
range	O
was	O
the	O
last	O
flagship	O
range	O
of	O
Intel	O
desktop	B-Device
processors	O
to	O
use	O
a	O
front-side	B-Architecture
bus	I-Architecture
.	O
</s>
<s>
The	O
introduction	O
of	O
Core	B-Device
2	I-Device
relegated	O
the	O
Pentium	B-General_Concept
brand	O
to	O
the	O
mid-range	B-Device
market	I-Device
,	O
and	O
reunified	O
laptop	B-Device
and	O
desktop	B-Device
CPU	O
lines	O
for	O
marketing	O
purposes	O
under	O
the	O
same	O
product	O
name	O
,	O
which	O
were	O
formerly	O
divided	O
into	O
the	O
Pentium	B-General_Concept
4	I-General_Concept
,	O
Pentium	B-Device
D	I-Device
,	O
and	O
Pentium	B-Architecture
M	I-Architecture
brands	O
.	O
</s>
<s>
The	O
Core	B-Device
2	I-Device
processor	O
line	O
was	O
introduced	O
on	O
July	O
27	O
,	O
2006	O
,	O
comprising	O
the	O
Duo	O
(	O
dual-core	B-Architecture
)	O
and	O
Extreme	O
(	O
dual	O
-	O
or	O
quad-core	B-Architecture
CPUs	O
for	O
enthusiasts	O
)	O
,	O
and	O
in	O
2007	O
,	O
the	O
Quad	O
(	O
quad-core	B-Architecture
)	O
and	O
Solo	O
(	O
single-core	B-Operating_System
)	O
sub-brands	O
.	O
</s>
<s>
Intel	B-Device
Core	I-Device
2	I-Device
processors	O
with	O
vPro	B-Architecture
technology	O
(	O
designed	O
for	O
businesses	O
)	O
include	O
the	O
dual-core	B-Architecture
and	O
quad-core	B-Architecture
branches	O
.	O
</s>
<s>
Although	O
Woodcrest	O
processors	O
are	O
also	O
based	O
on	O
the	O
Core	B-Device
architecture	I-Device
,	O
they	O
are	O
available	O
under	O
the	O
Xeon	B-Device
brand	O
.	O
</s>
<s>
From	O
December	O
2006	O
,	O
all	O
Core	B-Device
2	I-Device
Duo	O
processors	O
were	O
manufactured	O
from	O
300	O
millimeter	O
plates	O
at	O
Fab	O
12	O
factory	O
in	O
Arizona	O
and	O
at	O
Fab	O
24-2	O
in	O
County	O
Kildare	O
,	O
Ireland	O
.	O
</s>
<s>
Core	B-Device
2	I-Device
and	O
other	O
LGA	B-Device
775	I-Device
processors	O
can	O
support	O
virtualization	B-General_Concept
if	O
the	O
virtual	B-Architecture
machine	I-Architecture
(	O
VM	O
)	O
software	O
supports	O
those	O
processors	O
,	O
e.g.	O
</s>
<s>
Newer	O
versions	O
of	O
VM	O
software	O
do	O
not	O
support	O
processors	O
older	O
than	O
Nehalem	B-Device
(	O
Core	B-Device
2	I-Device
and	O
older	O
)	O
because	O
they	O
lack	O
support	O
for	O
Intel	O
VT-x	O
with	O
Extended	O
Page	O
Tables	O
(	O
EPT	O
)	O
,	O
also	O
called	O
Second	B-Device
Level	I-Device
Address	I-Device
Translation	I-Device
(	O
SLAT	B-Device
)	O
.	O
</s>
<s>
The	O
Core	O
2-branded	O
CPUs	O
include	O
:	O
Conroe/Allendale	O
(	O
dual-core	B-Architecture
for	O
desktops	O
)	O
,	O
Merom	B-Device
(	O
dual-core	B-Architecture
for	O
laptops	B-Device
)	O
,	O
Merom-L	O
(	O
single-core	B-Operating_System
for	O
laptops	B-Device
)	O
,	O
Kentsfield	B-Device
(	O
quad-core	B-Architecture
for	O
desktops	O
)	O
,	O
and	O
the	O
updated	O
variants	O
named	O
Wolfdale	B-Device
(	O
dual-core	B-Architecture
for	O
desktops	O
)	O
,	O
Penryn	B-Device
(	O
dual-core	B-Architecture
for	O
laptops	B-Device
)	O
and	O
Yorkfield	B-Device
(	O
quad-core	B-Architecture
for	O
desktops	O
)	O
.	O
</s>
<s>
The	O
Core	O
2-branded	O
processors	O
feature	O
Virtualization	B-General_Concept
Technology	I-General_Concept
without	O
EPT	O
(	O
with	O
some	O
exceptions	O
)	O
,	O
the	O
NX	B-General_Concept
bit	I-General_Concept
and	O
SSE3	B-General_Concept
.	O
</s>
<s>
The	O
Core	B-Device
microarchitecture	I-Device
introduced	O
SSSE3	B-General_Concept
,	O
Trusted	B-Device
Execution	I-Device
Technology	I-Device
,	O
Enhanced	O
SpeedStep	B-Device
and	O
Active	B-Application
Management	I-Application
Technology	I-Application
(	O
iAMT2	B-Application
)	O
.	O
</s>
<s>
The	O
Penryn	B-Device
microarchitecture	I-Device
,	O
a	O
shrink	O
of	O
the	O
former	O
,	O
introduced	O
SSE4.1	O
.	O
</s>
<s>
With	O
a	O
maximum	O
thermal	B-General_Concept
design	I-General_Concept
power	I-General_Concept
(	O
TDP	O
)	O
of	O
65W	O
,	O
the	O
Core	B-Device
2	I-Device
Duo	O
Conroe	O
dissipates	O
half	O
the	O
power	O
of	O
the	O
less	O
capable	O
contemporary	O
Pentium	O
D-branded	O
desktop	B-Device
chips	O
that	O
have	O
a	O
max	O
TDP	O
of	O
130W	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
the	O
Core	B-Device
2	I-Device
processor	O
,	O
the	O
abbreviation	O
C2	O
has	O
come	O
into	O
common	O
use	O
,	O
with	O
its	O
variants	O
C2D	O
(	O
the	O
present	O
Core	B-Device
2	I-Device
Duo	O
)	O
,	O
and	O
C2Q	O
,	O
C2E	O
to	O
refer	O
to	O
the	O
Core	B-Device
2	I-Device
Quad	O
and	O
Core	B-Device
2	I-Device
Extreme	O
processors	O
respectively	O
.	O
</s>
<s>
The	O
successors	O
to	O
the	O
Core	B-Device
2	I-Device
brand	O
are	O
a	O
set	O
of	O
Nehalem	B-Device
microarchitecture	I-Device
based	O
processors	O
called	O
Core	B-Device
i3	I-Device
,	O
i5	B-Device
,	O
and	O
i7	B-Device
.	O
</s>
<s>
The	O
Core	B-Device
i7	I-Device
was	O
officially	O
launched	O
on	O
November	O
17	O
,	O
2008	O
as	O
a	O
family	O
of	O
three	O
quad-core	B-Architecture
processor	I-Architecture
desktop	B-Device
models	O
;	O
further	O
models	O
started	O
appearing	O
throughout	O
2009	O
.	O
</s>
<s>
The	O
last	O
processor	O
of	O
the	O
family	O
to	O
be	O
released	O
was	O
the	O
Core	B-Device
2	I-Device
Quad	O
Q9500	O
in	O
January	O
2010	O
.	O
</s>
<s>
The	O
Core	B-Device
2	I-Device
processor	O
line	O
was	O
removed	O
from	O
the	O
official	O
price	O
lists	O
in	O
July	O
2011	O
,	O
and	O
the	O
last	O
processors	O
were	O
discontinued	O
in	O
June	O
2012	O
.	O
</s>
