<s>
The	O
RISC	B-Device
System/6000	I-Device
(	O
RS/6000	B-Device
)	O
is	O
a	O
family	O
of	O
RISC-based	B-Architecture
Unix	B-Application
servers	B-Application
,	O
workstations	B-Device
and	O
supercomputers	B-Architecture
made	O
by	O
IBM	O
in	O
the	O
1990s	O
.	O
</s>
<s>
The	O
RS/6000	B-Device
family	O
replaced	O
the	O
IBM	B-Device
RT	I-Device
PC	I-Device
computer	O
platform	O
in	O
February	O
1990	O
and	O
was	O
the	O
first	O
computer	O
line	O
to	O
see	O
the	O
use	O
of	O
IBM	O
's	O
POWER	B-Device
and	O
PowerPC	B-Architecture
based	O
microprocessors	O
.	O
</s>
<s>
In	O
October	O
2000	O
,	O
the	O
RS/6000	B-Device
brand	O
was	O
retired	O
for	O
POWER-based	O
servers	B-Application
and	O
replaced	O
by	O
the	O
eServer	O
pSeries	O
.	O
</s>
<s>
Workstations	B-Device
continued	O
under	O
the	O
RS/6000	B-Device
brand	O
until	O
2002	O
,	O
when	O
new	O
POWER-based	O
workstations	B-Device
were	O
released	O
under	O
the	O
IntelliStation	O
POWER	B-Device
brand	O
.	O
</s>
<s>
The	O
first	O
RS/6000	B-Device
models	O
used	O
the	O
Micro	B-Device
Channel	I-Device
bus	O
,	O
later	O
models	O
used	O
PCI	B-Protocol
.	O
</s>
<s>
Some	O
later	O
models	O
conformed	O
to	O
the	O
PReP	B-Device
and	O
CHRP	B-Device
standard	O
platforms	O
,	O
which	O
were	O
co-developed	O
with	O
Apple	O
and	O
Motorola	O
,	O
with	O
Open	B-Architecture
Firmware	I-Architecture
.	O
</s>
<s>
The	O
plan	O
was	O
to	O
enable	O
the	O
RS/6000	B-Device
to	O
run	O
multiple	O
operating	O
systems	O
such	O
as	O
Windows	B-Device
NT	I-Device
,	O
NetWare	B-Operating_System
,	O
OS/2	B-Application
,	O
Solaris	B-Application
,	O
Taligent	B-Operating_System
,	O
AIX	B-Application
and	O
Mac	B-Application
OS	I-Application
but	O
in	O
the	O
end	O
only	O
IBM	O
's	O
Unix	B-Application
variant	O
AIX	B-Application
was	O
used	O
and	O
supported	O
on	O
RS/6000	B-Device
.	O
</s>
<s>
Linux	B-Application
is	O
widely	O
used	O
on	O
CHRP	B-Device
based	O
RS/6000s	B-Device
,	O
but	O
support	O
was	O
added	O
after	O
the	O
RS/6000	B-Device
name	O
was	O
changed	O
to	O
eServer	O
pSeries	O
in	O
2000	O
.	O
</s>
<s>
The	O
RS/6000	B-Device
family	O
also	O
included	O
the	O
POWERserver	O
servers	B-Application
,	O
POWERstation	O
workstations	B-Device
and	O
Scalable	B-Operating_System
POWERparallel	I-Operating_System
supercomputer	B-Architecture
platform	O
.	O
</s>
<s>
While	O
most	O
machines	O
were	O
desktops	O
,	O
desksides	B-Device
,	O
or	O
rack-mounted	O
,	O
there	O
were	O
laptop	O
models	O
too	O
.	O
</s>
<s>
Famous	O
RS/6000s	B-Device
include	O
the	O
PowerPC	B-Architecture
604e-based	O
Deep	B-General_Concept
Blue	I-General_Concept
supercomputer	B-Architecture
that	O
beat	O
world	O
champion	O
Garry	O
Kasparov	O
at	O
chess	O
in	O
1997	O
,	O
and	O
the	O
POWER3-based	O
ASCI	B-Operating_System
White	I-Operating_System
which	O
was	O
the	O
fastest	O
supercomputer	B-Architecture
in	O
the	O
world	O
during	O
20002002	O
.	O
</s>
<s>
Many	O
RS/6000	B-Device
and	O
subsequent	O
pSeries	O
machines	O
came	O
with	O
a	O
service	O
processor	O
,	O
which	O
booted	O
itself	O
when	O
power	B-Device
was	O
applied	O
and	O
continuously	O
ran	O
its	O
own	O
firmware	O
,	O
independent	O
of	O
the	O
operating	O
system	O
.	O
</s>
<s>
Early	O
advertisements	O
and	O
documentation	O
called	O
the	O
service	O
processor	O
"	O
System	B-Device
Guard	I-Device
"	O
,	O
(	O
or	O
SystemGuard	O
)	O
although	O
this	O
name	O
was	O
apparently	O
dropped	O
later	O
on	O
,	O
roughly	O
around	O
the	O
same	O
time	O
that	O
the	O
simplified	O
RS/6000	B-Device
name	O
was	O
adopted	O
for	O
the	O
computer	O
line	O
itself	O
.	O
</s>
<s>
Late	O
in	O
the	O
RS/6000	B-Device
cycle	O
,	O
the	O
service	O
processor	O
was	O
"	O
converged	O
"	O
with	O
the	O
one	O
used	O
on	O
the	O
AS/400	O
machines	O
.	O
</s>
<s>
POWER	B-Device
machines	O
typically	O
ran	O
AIX	B-Application
.	O
</s>
<s>
Solaris	B-Application
,	O
OS/2	B-Application
and	O
Windows	B-Device
NT	I-Device
were	O
also	O
ported	O
to	O
PowerPC	B-Architecture
.	O
</s>
<s>
Later	O
Linux	B-Application
was	O
also	O
used	O
.	O
</s>
<s>
Some	O
AIX	B-Application
systems	O
support	O
IBM	B-Device
Web-based	I-Device
System	I-Device
Manager	I-Device
.	O
</s>
<s>
Some	O
models	O
were	O
marketed	O
under	O
the	O
RS/6000	B-Device
POWERstation	O
and	O
POWERserver	O
names	O
.	O
</s>
<s>
The	O
early	O
lines	O
was	O
based	O
on	O
a	O
IBM	O
proprietary	O
Micro	B-Device
Channel	I-Device
architecture	I-Device
-	O
the	O
same	O
architecture	O
that	O
used	O
in	O
hi-end	O
PS/2	B-Device
x86	O
desktop	B-Device
line	O
,	O
and	O
last	O
MCA-based	O
series	O
was	O
produced	O
until	O
1999	O
.	O
</s>
<s>
These	O
workstations	B-Device
were	O
marketed	O
under	O
the	O
PowerStation	O
name	O
.	O
</s>
<s>
ModelCPUMHzL2/L3	O
CacheMemoryEnclosureIntroducedDiscontinued	O
C10	O
PowerPC	B-Architecture
601	O
80	O
0	O
or	O
1	O
MB	O
16	O
to	O
256	O
MB	O
Desktop	B-Device
1994-05-24	O
1997-07-18	O
C1L	O
?	O
</s>
<s>
This	O
type	O
was	O
for	O
Xstations	O
,	O
IBM	O
's	O
line	O
of	O
X	B-Protocol
terminal	I-Protocol
.	O
</s>
<s>
360POWER1+50	O
Up	O
to	O
256	O
MBDesktop1993-02-021994-11-04	O
365POWER1+50	O
Up	O
to	O
128	O
MBDesktop1993-02-021994-10-26	O
36TPOWER1+50	O
Up	O
to	O
256	O
MB	O
?	O
1993-05-181994-10-26	O
370POWER1++	O
62.5	O
Up	O
to	O
256	O
MB	O
?	O
1993-02-021996-05-20	O
375POWER1++	O
62.5	O
Up	O
to	O
128	O
MB	O
?	O
1993-02-021994-10-26	O
37TPOWER1++	O
62.5	O
Up	O
to	O
256	O
MB	O
?	O
1993-05-181996-05-20	O
380	O
POWER2+	B-General_Concept
59	O
none/0.5/1	O
MB	O
32	O
to	O
512	O
MB	O
Desktop	B-Device
1994-05-24	O
1996-05-20	O
390	O
POWER2+	B-General_Concept
67	O
1	O
MB	O
32	O
to	O
512	O
MB	O
Desktop	B-Device
1994-05-24	O
1997-07-18	O
397P2SC160	O
?	O
128	O
to	O
1024	O
MBDesktop1997-10-061999-03-1939HPOWER267	O
none/1/2	O
MB64	O
to	O
512	O
MBDesktop1995-02-071998-01-30	O
39T	O
???????	O
</s>
<s>
The	O
380	O
,	O
390	O
,	O
and	O
39H	O
servers	B-Application
correspond	O
to	O
the	O
3AT	O
,	O
3BT	O
,	O
and	O
3CT	O
workstations	B-Device
.	O
</s>
<s>
ModelCPUMHzL2/L3	O
CacheMemoryEnclosureIntroducedDiscontinuedType	O
7013	O
520	O
POWER1	B-General_Concept
20	O
8	O
to	O
128	O
MB	O
Deskside	B-Device
1990-02-15	O
1992-04-21	O
52E	O
?	O
</s>
<s>
52H	O
POWER1	B-General_Concept
25	O
Up	O
to	O
512	O
MB	O
Deskside	B-Device
1992-01-21	O
1995-01-06	O
530	O
POWER1	B-General_Concept
25	O
16	O
to	O
128	O
MB	O
Deskside	B-Device
1990-02-15	O
1992-01-02	O
53H	O
POWER1	B-General_Concept
33	O
32	O
to	O
512	O
MB	O
HD3	O
(	O
33	O
MHz	O
)	O
Deskside	B-Device
1991-10-02	O
1993-08-18	O
53E	O
POWER1	B-General_Concept
Model	O
53E	O
is	O
a	O
special	O
designation	O
for	O
Models	O
520	O
and	O
52H	O
converted	O
to	O
53H	O
functionality	O
(	O
33	O
MHz	O
Processor	O
and	O
33	O
MHz	O
memory	O
)	O
as	O
on-site	O
upgrade	O
.	O
</s>
<s>
See	O
US	O
Announcement	O
Letter	O
192-005	O
33	O
32	O
to	O
512	O
MB	O
HD3	O
(	O
33	O
MHz	O
)	O
Deskside	B-Device
1992-01-21	O
?	O
</s>
<s>
540	O
POWER1	B-General_Concept
30	O
64	O
to	O
256	O
MB	O
Deskside	B-Device
1990-02-15	O
1992-01-02	O
550	O
POWER1	B-General_Concept
41.6	O
64	O
MB	O
to	O
1	O
GB	O
Deskside	B-Device
1990-10-30	O
1993-08-18	O
55E	O
?	O
</s>
<s>
55L	O
POWER1	B-General_Concept
41.6	O
Up	O
to	O
256	O
MB	O
Deskside	B-Device
1993-05-18	O
1994-10-26	O
55S	O
?	O
</s>
<s>
560	O
POWER1+	O
50	O
Up	O
to	O
1	O
GB	O
Deskside	B-Device
1992-01-21	O
1993-12-21	O
56F	O
?	O
</s>
<s>
570	O
POWER1+	O
50	O
Up	O
to	O
1	O
GB	O
Deskside	B-Device
1993-02-02	O
1996-05-20	O
571	O
?	O
</s>
<s>
580	O
POWER1++	B-General_Concept
62.5	O
64	O
MB	O
to	O
1	O
GB	O
Deskside	B-Device
1992-09-22	O
1996-05-20	O
58F	O
POWER1++	B-General_Concept
Model	O
58F	O
is	O
a	O
special	O
designation	O
for	O
Models	O
530H	O
,	O
550	O
and	O
560	O
converted	O
to	O
Model	O
580	O
functionality	O
(	O
62.5	O
MHz	O
Processor	O
)	O
as	O
on-site	O
upgrade	O
.	O
</s>
<s>
See	O
US	O
Announcement	O
Letter	O
C92-016	O
62.5	O
64	O
MB	O
to	O
1	O
GB	O
Deskside	B-Device
1992-11-27	O
?	O
</s>
<s>
58H	O
POWER2	B-General_Concept
55.6	O
64	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1993-09-21	O
1996-10-25	O
590	O
POWER2	B-General_Concept
66.7	O
64	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1993-09-21	O
1997-09-24	O
591	O
POWER2	B-General_Concept
77	O
64	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1995-07-25	O
1997-07-18	O
595	O
P2SC	O
135	O
64	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1996-10-08	O
1999-01-08	O
59H	O
POWER2+	B-General_Concept
66.7	O
1	O
MB	O
64	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1994-05-24	O
1997-01-10	O
J01	O
?	O
</s>
<s>
J30	O
PowerPC	B-Architecture
601	O
(	O
2	O
or	O
4	O
)	O
75	O
?	O
</s>
<s>
128	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1994-10-04	O
1996-10-23	O
J40	O
PowerPC	B-Architecture
604	O
(	O
2	O
to	O
8	O
)	O
112	O
1	O
MB	O
128	O
MB	O
to	O
2	O
GB	O
Deskside	B-Device
1996-08-30	O
1998-01-08	O
J50	O
PowerPC	B-Architecture
604e	O
(	O
2	O
to	O
8	O
)	O
200	O
?	O
</s>
<s>
Deskside	B-Device
1997-04-30	O
1999-01-08Type	O
7016730POWER125	O
16	O
to	O
128	O
MBDeskside1990	O
?	O
731	O
??????	O
</s>
<s>
Uses	O
a	O
IBM	O
9309	O
Rack	O
Enclosure	O
;	O
this	O
a	O
first	O
generation	O
RS/6000	B-Device
server	B-Application
running	O
AIX	B-Application
.	O
</s>
<s>
R10	O
POWER1+	O
50	O
128	O
MB	O
to	O
1	O
GB	O
6U	O
racks	O
1994-05-24	O
1996-05-20	O
R20	O
POWER2+	B-General_Concept
66	O
1	O
MB	O
128	O
MB	O
to	O
2	O
GB	O
6U	O
racks	O
1994-05-24	O
1998-01-30	O
R21	O
POWER2	B-General_Concept
77	O
?	O
</s>
<s>
6U	O
racks	O
1995-07-25	O
1996-10-25	O
R24	O
POWER2+	B-General_Concept
71.5	O
2	O
MB	O
128	O
MB	O
to	O
2	O
GB	O
10U	O
racks	O
1994-05-24	O
1998-01-30	O
R30	O
PowerPC	B-Architecture
601	O
(	O
2	O
or	O
4	O
)	O
75	O
?	O
</s>
<s>
128	O
MB	O
to	O
2	O
GB	O
6U	O
racks1994-10-041996-10-23	O
R40	O
PowerPC	B-Architecture
604	O
(	O
2	O
to	O
8	O
)	O
112	O
?	O
</s>
<s>
R50	O
PowerPC	B-Architecture
604e	O
(	O
2	O
to	O
8	O
)	O
200	O
?	O
</s>
<s>
Produced	O
since	O
1994	O
until	O
the	O
time	O
were	O
the	O
RS/6000	B-Device
line	O
was	O
rebranded	O
to	O
System	B-Device
P	I-Device
.	O
</s>
<s>
?	O
1998-10-05S7ARS64-II4	O
to	O
122628	O
MB1	O
to	O
32	O
GB2+	O
racks1998-10-232000-12-01S80RS64-IIIThe	O
RS/6000	B-Device
Enterprise	B-Application
Server	I-Application
Model	O
S80	O
Technology	O
and	O
Architecture	O
.	O
</s>
<s>
ModelCPUMHzL2/L3	O
CacheMemoryEnclosureIntroducedDiscontinued	O
E20	O
PowerPC	B-Architecture
604	O
100/133	O
512	O
KB	O
16	O
to	O
512	O
MB	O
Tower	O
1995-10-10	O
1997-07-18	O
PowerPC	B-Architecture
604e	O
233	O
1997-04-	O
??	O
</s>
<s>
E30	O
PowerPC	B-Architecture
604	O
133/166	O
?	O
</s>
<s>
64	O
to	O
1024	O
MB	O
Tower	O
1996-04-23	O
1999-03-19	O
PowerPC	B-Architecture
604e	O
233	O
1997-04-	O
??	O
</s>
<s>
ModelCPUMHzL2/L3	O
CacheMemoryEnclosureIntroducedDiscontinued	O
F30	O
PowerPC	B-Architecture
604	O
133/166	O
?	O
</s>
<s>
Up	O
to	O
1	O
GB	O
Tower	O
1996-02-20	O
1998-01-08	O
F40	O
PowerPC	B-Architecture
604e	O
(	O
1	O
or	O
2	O
)	O
166/233	O
?	O
</s>
<s>
Up	O
to	O
1	O
GB	O
Tower	O
1996-10-08	O
2000-05-08	O
F50	O
PowerPC	B-Architecture
604e	O
(	O
1	O
to	O
4	O
)	O
166/332	O
256	O
KB	O
128	O
MB	O
to	O
3	O
GB	O
Tower	O
1997-04-25	O
2001-07-17	O
F80	O
RS64-III	O
(	O
1	O
to	O
6	O
)	O
450/500	O
2/4	O
MB	O
(	O
SMP	O
)	O
8/16	O
GB	O
(	O
SMP	O
)	O
Deskside	B-Device
2000-05-09	O
2001-07-13	O
F85	O
?	O
</s>
<s>
ModelCPUMHzL2/L3	O
CacheMemoryEnclosureIntroducedDiscontinued	O
N40	O
PowerPC	B-Architecture
601	O
50	O
?	O
</s>
<s>
The	O
Model	O
N40	O
was	O
a	O
PowerPC-based	O
laptop	O
developed	O
and	O
manufactured	O
by	O
Tadpole	B-Architecture
Technology	I-Architecture
in	O
conjunction	O
with	O
IBM	O
.	O
</s>
<s>
The	O
internal	O
batteries	O
could	O
power	B-Device
the	O
system	O
for	O
45minutes	O
only	O
and	O
an	O
external	O
battery	O
pack	O
that	O
lasted	O
for	O
4	O
hours	O
was	O
available	O
for	O
this	O
reason	O
.	O
</s>
