<s>
The	O
DTX	B-Device
form	O
factor	O
is	O
a	O
variation	O
of	O
ATX	B-Language
specification	O
designed	O
especially	O
for	O
small	B-Device
form	I-Device
factor	I-Device
PCs	O
(	O
especially	O
for	O
HTPCs	O
)	O
with	O
dimensions	O
of	O
.	O
</s>
<s>
AMD	O
stated	O
that	O
the	O
DTX	B-Device
form	O
factor	O
is	O
an	O
open	O
standard	O
,	O
and	O
is	O
backward	O
compatible	O
with	O
ATX	B-Language
form	O
factor	O
cases	O
.	O
</s>
<s>
They	O
also	O
present	O
a	O
shorter	O
variant	O
named	O
Mini-DTX	B-Device
which	O
is	O
smaller	O
in	O
PCB	O
size	O
of	O
.	O
</s>
<s>
The	O
specification	O
provides	O
for	O
up	O
to	O
2	O
expansion	B-Device
slots	I-Device
on	O
a	O
DTX	B-Device
motherboard	O
,	O
in	O
the	O
same	O
position	O
as	O
the	O
top	O
two	O
slots	O
on	O
an	O
ATX	B-Language
or	O
microATX	B-Device
board	O
.	O
</s>
<s>
The	O
spec	O
also	O
provides	O
for	O
optional	O
ExpressCard	B-Device
expansion	B-Device
slots	I-Device
on	O
DTX	B-Device
motherboards	O
.	O
</s>
<s>
DTX	B-Device
is	O
a	O
shorter	O
version	O
of	O
ATX	B-Language
and	O
micro-ATX	B-Device
,	O
and	O
Mini-DTX	B-Device
is	O
a	O
slightly	O
longer	O
version	O
of	O
Mini-ITX	B-Architecture
.	O
</s>
<s>
Mini-iTX	B-Architecture
can	O
have	O
only	O
one	O
expansion	B-Device
slot	I-Device
,	O
whereas	O
Mini-DTX	B-Device
has	O
the	O
same	O
width	O
and	O
can	O
have	O
two	O
expansion	B-Device
slots	I-Device
.	O
</s>
<s>
There	O
are	O
several	O
benefits	O
DTX	B-Device
provides	O
to	O
reduce	O
production	O
costs	O
.	O
</s>
