<s>
The	O
Cray	B-Device
CX1000	I-Device
is	O
a	O
family	O
of	O
high-performance	B-Architecture
computers	I-Architecture
which	O
is	O
manufactured	O
by	O
Cray	O
Inc.	O
,	O
and	O
consists	O
of	O
two	O
individual	O
groups	O
of	O
computer	O
systems	O
.	O
</s>
<s>
The	O
first	O
group	O
is	O
intended	O
for	O
scale-up	B-Architecture
symmetric	B-Operating_System
multiprocessing	I-Operating_System
(	O
SMP	O
)	O
,	O
and	O
consists	O
of	O
the	O
CX1000-SM	O
and	O
CX1000-SC	O
nodes	O
.	O
</s>
<s>
The	O
second	O
group	O
is	O
meant	O
for	O
scale-out	B-Architecture
cluster	B-Architecture
computing	I-Architecture
,	O
and	O
consists	O
of	O
the	O
CX1000	O
Blade	B-Architecture
Enclosure	I-Architecture
,	O
and	O
the	O
CX1000-HN	O
,	O
CX1000-C	O
and	O
CX1000-G	O
nodes	O
.	O
</s>
<s>
The	O
CX1000	O
line	O
sits	O
between	O
Cray	O
's	O
entry-level	O
CX-1	O
Personal	O
Supercomputer	B-Architecture
range	O
and	O
Cray	O
's	O
high-end	O
XT-series	O
supercomputers	B-Architecture
.	O
</s>
<s>
The	O
CX1000-SM	O
and	O
CX1000-SC	O
nodes	O
can	O
be	O
used	O
for	O
cluster	B-Architecture
computing	I-Architecture
,	O
but	O
they	O
are	O
designed	O
for	O
scale-up	B-Architecture
Symmetric	B-Operating_System
Multi-Processing	I-Operating_System
(	O
SMP	O
)	O
.	O
</s>
<s>
When	O
used	O
for	O
cluster	B-Architecture
computing	I-Architecture
,	O
the	O
CX1000-SM	O
node	O
is	O
intended	O
to	O
be	O
the	O
master	O
(	O
service	O
)	O
node	O
,	O
although	O
it	O
can	O
instead	O
be	O
a	O
compute	O
node	O
.	O
</s>
<s>
Similarly	O
,	O
the	O
CX1000-SC	O
node	O
,	O
when	O
used	O
for	O
cluster	B-Architecture
computing	I-Architecture
,	O
is	O
intended	O
to	O
be	O
a	O
compute	O
node	O
,	O
but	O
can	O
instead	O
act	O
as	O
the	O
master	O
(	O
service	O
)	O
node	O
.	O
</s>
<s>
Either	O
or	O
both	O
the	O
CX1000-SC	O
and/or	O
CX1000-SM	O
nodes	O
can	O
be	O
deployed	O
in	O
a	O
HPC	B-Architecture
cluster	O
.	O
</s>
<s>
The	O
Drawer	O
Interconnect	O
Switch	O
uses	O
the	O
Intel	B-Architecture
QuickPath	I-Architecture
Interconnect	I-Architecture
technology	O
.	O
</s>
<s>
The	O
CX1000	O
scale-out	B-Architecture
cluster	B-Architecture
computing	I-Architecture
group	O
of	O
systems	O
consists	O
of	O
the	O
CX1000	O
Blade	B-Architecture
Enclosure	I-Architecture
,	O
CX1000-C	O
compute	O
Node	O
,	O
CX1000-G	O
GPU	B-Operating_System
Node	O
and	O
CX1000-HN	O
Management	O
Node	O
.	O
</s>
<s>
Unlike	O
the	O
CX1000-SM	O
and	O
CX1000-SC	O
nodes	O
,	O
these	O
nodes	O
cannot	O
be	O
used	O
for	O
scale-up	B-Architecture
SMP	O
,	O
as	O
they	O
were	O
designed	O
without	O
a	O
cache-coherency	O
capability	O
.	O
</s>
<s>
The	O
CX1000-C	O
and	O
CX1000-G	O
nodes	O
both	O
have	O
blade	O
form	O
factors	O
,	O
and	O
the	O
CX1000-HN	O
node	O
is	O
a	O
rackmount	O
2U	O
Server	B-Application
.	O
</s>
<s>
The	O
CX1000-HN	O
is	O
intended	O
to	O
act	O
as	O
the	O
head	O
(	O
service	O
)	O
node	O
in	O
an	O
HPC	B-Architecture
cluster	O
,	O
with	O
CX1000-C	O
and/or	O
CX1000-G	O
compute	O
nodes	O
.	O
</s>
