<s>
The	O
or	O
CPS-3	B-Application
is	O
an	O
arcade	O
system	O
board	O
that	O
was	O
first	O
used	O
by	O
Capcom	O
in	O
1996	O
with	O
the	O
arcade	O
game	O
Red	B-Application
Earth	I-Application
.	O
</s>
<s>
It	O
was	O
the	O
second	O
successor	O
to	O
the	O
CP	B-Application
System	I-Application
arcade	O
hardware	O
,	O
following	O
the	O
CP	B-Application
System	I-Application
II	I-Application
.	O
</s>
<s>
The	O
CP	B-Application
System	I-Application
III	I-Application
became	O
the	O
final	O
arcade	O
system	O
board	O
to	O
be	O
designed	O
by	O
Capcom	O
.	O
</s>
<s>
It	O
features	O
a	O
security	O
mechanism	O
;	O
games	O
are	O
supplied	O
on	O
a	O
CD	O
,	O
which	O
contains	O
the	O
encrypted	O
game	O
contents	O
,	O
and	O
a	O
security	O
cartridge	O
containing	O
the	O
game	O
BIOS	B-Operating_System
and	O
the	O
SH-2	O
CPU	B-Device
with	O
integrated	O
decryption	O
logic	O
,	O
with	O
the	O
per-game	O
key	O
stored	O
in	O
battery-backed	O
SRAM	B-Architecture
.	O
</s>
<s>
When	O
the	O
CP	B-Application
System	I-Application
III	I-Application
board	O
is	O
first	O
powered	O
on	O
,	O
the	O
contents	O
of	O
the	O
CD	O
are	O
loaded	O
into	O
a	O
bank	O
of	O
SIMMs	B-General_Concept
on	O
the	O
motherboard	O
,	O
where	O
it	O
is	O
executed	O
.	O
</s>
<s>
The	O
lone	O
exception	O
is	O
Street	B-Application
Fighter	I-Application
III	I-Application
:	I-Application
2nd	I-Application
Impact	I-Application
,	O
which	O
uses	O
a	O
default	O
set	O
of	O
decryption	O
keys	O
that	O
are	O
written	O
to	O
dead	O
cartridges	O
on	O
boot	O
,	O
making	O
it	O
the	O
few	O
,	O
if	O
not	O
the	O
only	O
CPS-3	B-Application
game	O
prevalent	O
after	O
support	O
was	O
dropped	O
,	O
due	O
to	O
its	O
immunity	O
to	O
cartridge	O
suicide	O
.	O
</s>
<s>
Later	O
developments	O
led	O
to	O
eventual	O
bypassing	O
of	O
the	O
suicide	O
and	O
security	O
routines	O
of	O
the	O
games	O
,	O
and	O
the	O
development	O
of	O
a	O
so-called	O
"	O
super	O
cartridge	O
"	O
capable	O
of	O
running	O
all	O
CPS-3	B-Application
games	O
.	O
</s>
<s>
All	O
six	O
games	O
are	O
developed	O
by	O
Capcom	O
and	O
are	O
all	O
head-to-head	O
fighting	O
games	O
in	O
a	O
list	O
of	O
games	O
that	O
appears	O
to	O
be	O
as	O
small	O
as	O
the	O
CP	B-Application
System	I-Application
Dash	O
library	O
.	O
</s>
