<s>
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
(	O
codenamed	O
"	O
Macallan	O
"	O
)	O
is	O
a	O
successor	O
to	O
Windows	B-Operating_System
CE	I-Operating_System
4.2	O
,	O
the	O
third	O
release	O
in	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
.NET	O
family	O
.	O
</s>
<s>
Like	O
its	O
predecessors	O
,	O
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
is	O
marketed	O
towards	O
the	O
embedded	O
device	O
market	O
and	O
independent	O
device	O
vendors	O
.	O
</s>
<s>
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
is	O
billed	O
as	O
a	O
low-cost	O
,	O
compact	O
,	O
fast-to-market	O
,	O
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
available	O
for	O
x86	B-Operating_System
,	O
ARM	B-Architecture
,	O
MIPS	B-Device
,	O
and	O
SuperH	O
microprocessor-based	O
systems	O
.	O
</s>
<s>
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
builds	O
on	O
previous	O
Windows	B-Operating_System
CE	I-Operating_System
releases	O
in	O
its	O
adoption	O
of	O
shared	B-License
source	I-License
.	O
</s>
<s>
Since	O
2001	O
,	O
Microsoft	O
has	O
been	O
steadily	O
expanding	O
the	O
available	O
Windows	B-Operating_System
CE	I-Operating_System
source	O
tree	O
with	O
embedded	O
system	O
developers	O
.	O
</s>
<s>
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
is	O
the	O
most	O
open	O
Microsoft	O
operating	O
system	O
to	O
date	O
,	O
though	O
not	O
all	O
of	O
the	O
system	O
is	O
available	O
under	O
shared	B-License
source	I-License
agreements	O
.	O
</s>
<s>
Windows	O
CE	O
5.x	O
is	O
the	O
base	O
OS	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.0	O
,	O
6.1	O
and	O
6.5	O
.	O
</s>
<s>
On	O
the	O
x86	B-Operating_System
platform	O
,	O
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
competes	O
against	O
Microsoft	O
's	O
other	O
embedded	O
operating	O
systems	O
,	O
Windows	O
XP	O
Embedded	O
and	O
its	O
predecessor	O
Windows	B-Operating_System
NT	I-Operating_System
Embedded	I-Operating_System
.	O
</s>
<s>
Platform	B-Operating_System
Builder	I-Operating_System
IDE	O
for	O
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
is	O
the	O
last	O
builder	O
tool	O
available	O
as	O
standalone	O
product	O
.	O
</s>
<s>
According	O
to	O
Microsoft	O
,	O
Windows	B-Operating_System
CE	I-Operating_System
is	O
preferable	O
to	O
Windows	O
XP	O
Embedded	O
in	O
situations	O
where	O
demanding	O
wireless	O
and	O
multimedia	O
requirements	O
need	O
to	O
be	O
met	O
.	O
</s>
<s>
CPU	O
architecture	O
:	O
Windows	B-Operating_System
CE	I-Operating_System
supports	O
an	O
extensive	O
array	O
of	O
architectures	O
,	O
including	O
x86	B-Operating_System
,	O
whereas	O
Windows	O
XP	O
Embedded	O
only	O
supports	O
the	O
x86	B-Operating_System
architecture	I-Operating_System
.	O
</s>
<s>
Real-time	O
applications	O
:	O
Windows	B-Operating_System
CE	I-Operating_System
is	O
a	O
real-time	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
while	O
Windows	O
XP	O
Embedded	O
is	O
not	O
by	O
default	O
.	O
</s>
<s>
Existing	O
Win32	O
applications	O
:	O
Windows	B-Operating_System
CE	I-Operating_System
cannot	O
use	O
Win32	O
binaries	O
,	O
libraries	O
,	O
and	O
drivers	O
without	O
modification	O
.	O
</s>
<s>
Memory	O
footprint	O
:	O
The	O
minimum	O
footprint	O
of	O
Windows	B-Operating_System
CE	I-Operating_System
is	O
350	O
kilobytes	O
.	O
</s>
