<s>
ATI	O
released	O
the	O
Radeon	B-Device
X300	I-Device
and	O
X600	O
boards	O
.	O
</s>
<s>
These	O
were	O
based	O
on	O
the	O
RV370	O
(	O
110nm	O
process	O
)	O
and	O
RV380	O
(	O
130nm	B-Algorithm
Low-K	B-Algorithm
process	O
)	O
GPU	B-Architecture
respectively	O
.	O
</s>
<s>
They	O
were	O
nearly	O
identical	O
to	O
the	O
chips	O
used	O
in	O
Radeon	B-Device
9550	I-Device
and	O
9600	O
,	O
only	O
differing	O
in	O
that	O
they	O
were	O
native	O
PCI	O
Express	O
offerings	O
.	O
</s>
<s>
These	O
were	O
very	O
popular	O
for	O
Dell	O
and	O
other	O
OEM	O
companies	O
to	O
sell	O
in	O
various	O
configurations	O
;	O
connectors	O
:	O
DVI	B-Protocol
vs.	O
DMS-59	B-Protocol
,	O
card	O
height	O
:	O
full-height	O
vs.	O
half-height	O
.	O
</s>
<s>
Later	O
the	O
Radeon	B-Device
X550	I-Device
was	O
launched	O
,	O
using	O
the	O
same	O
chip	O
as	O
Radeon	B-Device
X300	I-Device
graphics	O
card	O
(	O
RV370	O
)	O
.	O
</s>
