<s>
The	O
PA-7100	B-General_Concept
is	O
a	O
microprocessor	B-Architecture
developed	O
by	O
Hewlett-Packard	O
(	O
HP	O
)	O
that	O
implemented	O
the	O
PA-RISC	B-Device
1.1	I-Device
instruction	B-General_Concept
set	I-General_Concept
architecture	I-General_Concept
(	O
ISA	O
)	O
.	O
</s>
<s>
It	O
was	O
introduced	O
in	O
early	O
1992	O
and	O
was	O
the	O
first	O
PA-RISC	B-Device
microprocessor	B-Architecture
to	O
integrate	O
the	O
floating-point	B-General_Concept
unit	I-General_Concept
(	O
FPU	O
)	O
on-die	O
.	O
</s>
<s>
It	O
operated	O
at	O
and	O
competed	O
primarily	O
with	O
the	O
Digital	O
Equipment	O
Corporation	O
(	O
DEC	O
)	O
Alpha	B-General_Concept
21064	I-General_Concept
in	O
the	O
workstation	B-Device
and	O
server	B-Application
markets	O
.	O
</s>
<s>
PA-7100	B-General_Concept
users	O
were	O
HP	O
in	O
its	O
HP	B-Device
9000	I-Device
workstations	B-Device
and	O
Stratus	B-General_Concept
Computer	I-General_Concept
in	O
its	O
Continuum	O
fault-tolerant	O
servers	O
.	O
</s>
<s>
It	O
was	O
based	O
on	O
the	O
PA-7000	O
(	O
PCX-S	O
)	O
chip	O
set	O
,	O
a	O
previous	O
PA-RISC	B-Device
implementation	O
consisting	O
of	O
a	O
microprocessor	B-Architecture
and	O
FPU	O
.	O
</s>
<s>
The	O
PA-7100	B-General_Concept
contains	O
and	O
measures	O
for	O
an	O
area	O
of	O
It	O
was	O
fabricated	B-Architecture
by	O
HP	O
in	O
their	O
CMOS26B	O
process	O
,	O
a	O
complementary	O
metal	O
–	O
oxide	O
–	O
semiconductor	O
(	O
CMOS	O
)	O
process	O
.	O
</s>
<s>
The	O
PA-7100	B-General_Concept
is	O
packaged	O
in	O
a	O
504-pin	O
ceramic	B-Algorithm
pin	I-Algorithm
grid	I-Algorithm
array	I-Algorithm
that	O
has	O
a	O
copper-tungsten	O
heat	O
spreader	O
.	O
</s>
<s>
An	O
improved	O
PA-7100	B-General_Concept
,	O
the	O
PA-7150	B-General_Concept
was	O
introduced	O
in	O
1994	O
.	O
</s>
<s>
It	O
was	O
fabricated	B-Architecture
in	O
the	O
same	O
CMOS26B	O
process	O
as	O
the	O
PA-7100	B-General_Concept
.	O
</s>
<s>
Both	O
microprocessors	B-Architecture
were	O
fabricated	B-Architecture
at	O
HP	O
's	O
Corvallis	O
,	O
Oregon	O
and	O
Fort	O
Collins	O
,	O
Colorado	O
fabrication	B-Algorithm
plants	I-Algorithm
.	O
</s>
<s>
The	O
PA-7100LC	B-General_Concept
and	O
PA-7200	B-General_Concept
microprocessors	B-Architecture
were	O
also	O
based	O
on	O
the	O
PA-7100	B-General_Concept
.	O
</s>
