<s>
The	O
VIA	B-Device
C7	I-Device
is	O
an	O
x86	B-Operating_System
central	B-General_Concept
processing	I-General_Concept
unit	I-General_Concept
designed	O
by	O
Centaur	O
Technology	O
and	O
sold	O
by	O
VIA	O
Technologies	O
.	O
</s>
<s>
The	O
C7	O
delivers	O
a	O
number	O
of	O
improvements	O
to	O
the	O
older	O
VIA	B-Device
C3	I-Device
cores	O
but	O
is	O
nearly	O
identical	O
to	O
the	O
latest	O
VIA	B-Device
C3	I-Device
Nehemiah	O
core	O
.	O
</s>
<s>
The	O
C7	O
appears	O
still	O
to	O
be	O
found	O
in	O
the	O
marketplace	O
,	O
for	O
example	O
,	O
on	O
the	O
bargain-priced	O
Everex	O
TC2502	O
,	O
sold	O
by	O
Walmart	O
with	O
a	O
Linux	B-Application
distribution	I-Application
preinstalled	O
and	O
on	O
the	O
HP	B-Application
Mini-Note	I-Application
.	O
</s>
<s>
A	O
1GHz	O
C7	O
processor	O
with	O
128kB	O
of	O
cache	O
memory	O
is	O
used	O
in	O
VIA	O
's	O
own	O
PX10000G	B-Device
motherboard	B-Device
which	O
is	O
based	O
on	O
the	O
proprietary	O
Pico-ITX	B-Device
form	O
factor	O
.	O
</s>
<s>
In	O
early	O
April	O
2008	O
the	O
schoolroom-use	O
oriented	O
,	O
ultra-portable	O
HP	B-Application
2133	I-Application
Mini-Note	I-Application
PC	I-Application
family	O
debuted	O
with	O
an	O
entirely	O
VIA-based	O
,	O
1.0	O
,	O
1.2	O
and	O
1.6GHz	O
C7-M	B-Device
processor	O
portfolio	O
,	O
where	O
the	O
lowest	O
speed	O
model	O
is	O
optimized	O
for	O
running	O
an	O
SSD-based	O
4GB	O
Linux	B-Application
distribution	I-Application
with	O
a	O
sub	O
$500	O
price	O
tag	O
,	O
while	O
the	O
middle	O
tier	O
carries	O
Windows	B-Application
XP	I-Application
and	O
the	O
top	O
model	O
comes	O
with	O
Windows	B-Application
Vista	I-Application
Business	O
,	O
factory	O
default	O
.	O
</s>
<s>
HP	O
chose	O
the	O
single-core	O
VIA	B-Device
C7-M	I-Device
CPU	O
in	O
order	O
to	O
meet	O
the	O
already	O
fixed	O
$499	O
starting	O
price	O
,	O
even	O
though	O
Intel	O
's	O
competing	O
Atom	B-Device
processor	I-Device
line	O
debuted	O
on	O
2	O
April	O
2008	O
.	O
</s>
<s>
C7-D	B-Device
:	O
similar	O
to	O
original	O
C7	O
,	O
but	O
RoHS-compliant	O
and	O
marketed	O
as	O
"	O
carbon-free	O
processor	O
"	O
.	O
</s>
<s>
Eden	O
:	O
Some	O
VIA	B-Device
Eden	I-Device
CPUs	O
are	O
based	O
on	O
a	O
C7	O
core	O
with	O
low	O
power	O
consumption	O
,	O
package	O
size	O
,	O
and	O
clock	O
rates	O
as	O
low	O
as	O
400MHz	O
.	O
</s>
<s>
The	O
Esther	O
(	O
C5J	O
)	O
is	O
the	O
next	O
evolution	O
step	O
of	O
the	O
Nehemiah+	O
(	O
C5P	O
)	O
core	O
of	O
the	O
VIA	B-Device
C3	I-Device
line-up	O
.	O
</s>
<s>
2GHz	O
operation	O
and	O
a	O
TDP	B-General_Concept
of	O
20	O
watts	O
.	O
</s>
<s>
Support	O
for	O
SSE2	B-General_Concept
and	O
SSE3	B-General_Concept
extended	O
instructions	O
.	O
</s>
<s>
NX	B-General_Concept
bit	I-General_Concept
in	O
PAE	B-General_Concept
mode	O
that	O
prevents	O
buffer	B-General_Concept
overflow	I-General_Concept
software	O
bugs	O
from	O
being	O
exploitable	O
by	O
viruses	O
or	O
attackers	O
.	O
</s>
<s>
Hardware	O
support	O
for	O
SHA-1	B-Algorithm
and	O
SHA-256	B-Algorithm
hashing	O
.	O
</s>
<s>
Hardware	O
based	O
"	O
Montgomery	B-Algorithm
multiplier	I-Algorithm
"	O
supporting	O
key	O
sizes	O
up	O
to	O
32K	O
for	O
public-key	B-Application
cryptography	I-Application
.	O
</s>
<s>
prefetch	O
,	O
cache	O
and	O
branch	B-General_Concept
prediction	I-General_Concept
mechanisms	O
.	O
</s>
