<s>
Sun	O
Enterprise	O
is	O
a	O
range	O
of	O
UNIX	B-Application
server	B-Application
computers	I-Application
produced	O
by	O
Sun	O
Microsystems	O
from	O
1996	O
to	O
2001	O
.	O
</s>
<s>
The	O
line	O
was	O
launched	O
as	O
the	O
Sun	B-Device
Ultra	I-Device
Enterprise	O
series	O
;	O
the	O
Ultra	B-Device
prefix	O
was	O
dropped	O
around	O
1998	O
.	O
</s>
<s>
These	O
systems	O
are	O
based	O
on	O
the	O
64-bit	B-Device
UltraSPARC	B-Architecture
microprocessor	B-Architecture
architecture	O
and	O
related	O
to	O
the	O
contemporary	O
Ultra	B-Device
series	O
of	O
computer	B-Device
workstations	I-Device
.	O
</s>
<s>
Like	O
the	O
Ultra	B-Device
series	O
,	O
they	O
run	O
Solaris	B-Application
.	O
</s>
<s>
Various	O
models	O
,	O
from	O
single-processor	O
entry-level	O
servers	O
to	O
large	O
high-end	O
multiprocessor	B-Operating_System
servers	O
were	O
produced	O
.	O
</s>
<s>
The	O
Enterprise	O
brand	O
was	O
phased	O
out	O
in	O
favor	O
of	O
the	O
Sun	B-Architecture
Fire	I-Architecture
model	O
line	O
from	O
2001	O
onwards	O
.	O
</s>
<s>
The	O
first	O
UltraSPARC-I-based	O
servers	O
produced	O
by	O
Sun	O
,	O
launched	O
in	O
1995	O
,	O
are	O
the	O
UltraServer	O
1	O
and	O
UltraServer	O
2	O
.	O
</s>
<s>
These	O
are	O
server	B-Application
configurations	O
of	O
the	O
Ultra	B-Device
1	O
and	O
Ultra	B-Device
2	O
workstations	B-Device
respectively	O
.	O
</s>
<s>
These	O
were	O
later	O
renamed	O
Ultra	B-Device
Enterprise	O
1	O
and	O
Ultra	B-Device
Enterprise	O
2	O
for	O
consistency	O
with	O
other	O
server	B-Application
models	O
.	O
</s>
<s>
Later	O
these	O
were	O
joined	O
by	O
the	O
Ultra	B-Device
Enterprise	O
150	O
,	O
which	O
comprises	O
an	O
Ultra	B-Device
1	O
motherboard	O
in	O
a	O
tower-style	O
enclosure	O
with	O
12	O
internal	O
disk	O
bays	O
.	O
</s>
<s>
In	O
1998	O
,	O
Sun	O
launched	O
server	B-Application
configurations	O
of	O
the	O
UltraSPARC-IIi-based	O
Ultra	B-Device
5	O
and	O
Ultra	B-Device
10	O
workstations	B-Device
,	O
called	O
the	O
Enterprise	O
Ultra	B-Device
5S	O
and	O
Enterprise	O
Ultra	B-Device
10S	O
respectively	O
.	O
</s>
<s>
The	O
Sun	O
Enterprise	O
450	O
is	O
a	O
rack-mountable	O
entry-level	O
multiprocessor	B-Operating_System
server	B-Application
launched	O
in	O
1997	O
,	O
capable	O
of	O
up	O
to	O
four	O
UltraSPARC	B-General_Concept
II	I-General_Concept
processors	O
.	O
</s>
<s>
The	O
220R	O
and	O
420R	O
models	O
are	O
respectively	O
based	O
on	O
the	O
motherboards	O
of	O
the	O
Ultra	B-Device
60	O
and	O
Ultra	B-Device
80	O
workstations	B-Device
.	O
</s>
<s>
The	O
250	O
was	O
replaced	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
V250	O
,	O
the	O
450	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
V880	O
.	O
</s>
<s>
The	O
220R	O
was	O
superseded	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
280R	O
and	O
the	O
420R	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
V480	O
.	O
</s>
<s>
In	O
1996	O
,	O
Sun	O
replaced	O
the	O
SPARCserver	O
1000E	O
and	O
SPARCcenter	O
2000E	O
models	O
with	O
the	O
Ultra	B-Device
Enterprise	O
3000	O
,	O
4000	O
,	O
5000	O
and	O
6000	O
servers	O
.	O
</s>
<s>
These	O
are	O
multiprocessor	B-Operating_System
servers	O
based	O
on	O
a	O
common	O
hardware	O
architecture	O
incorporating	O
the	O
Gigaplane	O
packet-switched	O
processor/memory	O
bus	O
and	O
UltraSPARC-I	O
or	O
II	O
processors	O
.	O
</s>
<s>
The	O
3000	O
model	O
is	O
a	O
deskside	O
server	B-Application
configurable	O
with	O
up	O
to	O
six	O
processors	O
and	O
10	O
internal	O
disks	O
,	O
while	O
the	O
4000	O
is	O
a	O
rack-mount	O
system	O
with	O
up	O
to	O
14	O
processors	O
.	O
</s>
<s>
The	O
5000	O
is	O
essentially	O
a	O
4000	O
in	O
a	O
rack	O
cabinet	O
and	O
the	O
6000	O
is	O
a	O
cabinet-housed	O
data	B-Operating_System
center	I-Operating_System
server	B-Application
with	O
up	O
to	O
30	O
processors	O
.	O
</s>
<s>
The	O
Enterprise	O
X500	O
series	O
were	O
replaced	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
3800/4800/6800	O
line	O
.	O
</s>
<s>
The	O
Enterprise	O
10000	O
,	O
E10k	O
or	O
Starfire	O
(	O
a	O
development	O
code	O
name	O
also	O
used	O
for	O
marketing	O
purposes	O
)	O
is	O
a	O
high-end	O
multiprocessor	B-Operating_System
data	B-Operating_System
center	I-Operating_System
server	B-Application
capable	O
of	O
being	O
configured	O
with	O
up	O
to	O
64	O
UltraSPARC	B-General_Concept
II	I-General_Concept
processors	O
.	O
</s>
<s>
This	O
was	O
largely	O
designed	O
by	O
Cray	O
Research	O
's	O
Business	O
Systems	O
Division	O
as	O
a	O
successor	O
to	O
the	O
Cray	B-Device
Superserver	I-Device
6400	I-Device
,	O
itself	O
related	O
to	O
Sun	O
's	O
earlier	O
Sun-4d	B-Device
architecture	O
servers	O
.	O
</s>
<s>
After	O
Cray	O
was	O
acquired	O
by	O
Silicon	O
Graphics	O
in	O
1996	O
,	O
this	O
division	O
was	O
sold	O
on	O
to	O
Sun	O
,	O
who	O
then	O
launched	O
the	O
Starfire	O
as	O
the	O
Ultra	B-Device
Enterprise	O
10000	O
in	O
1997	O
.	O
</s>
<s>
Like	O
the	O
X000	O
and	O
X500	O
series	O
servers	O
,	O
the	O
Starfire	O
incorporates	O
many	O
high-availability	O
features	O
,	O
including	O
the	O
ability	O
to	O
be	O
partitioned	O
into	O
multiple	O
"	O
domains	O
"	O
,	O
each	O
of	O
which	O
can	O
be	O
booted	O
individually	O
to	O
run	O
its	O
own	O
instance	O
of	O
Solaris	B-Application
.	O
</s>
<s>
The	O
Starfire	O
is	O
the	O
first	O
server	B-Application
from	O
any	O
vendor	O
to	O
exceed	O
2000	O
on	O
the	O
TPC-D	O
300	O
GB	O
benchmark	O
.	O
</s>
<s>
Starfire	O
systems	O
were	O
used	O
by	O
a	O
number	O
of	O
high-profile	O
customers	O
during	O
the	O
"	O
dot-com	O
"	O
boom	O
,	O
notably	O
eBay	B-Application
,	O
and	O
typically	O
sold	O
for	O
well	O
over	O
$1	O
million	O
for	O
a	O
fully	O
configured	O
system	O
.	O
</s>
<s>
The	O
Starfire	O
contains	O
one	O
or	O
two	O
controller	O
modules	O
which	O
are	O
connected	O
via	O
Ethernet	O
to	O
an	O
external	O
computer	O
,	O
the	O
System	B-Architecture
Service	I-Architecture
Processor	I-Architecture
(	O
SSP	O
)	O
.	O
</s>
<s>
The	O
Starfire	O
was	O
superseded	O
by	O
the	O
Sun	B-Architecture
Fire	I-Architecture
12K/15K	O
models	O
.	O
</s>
