<s>
The	O
Vaio	B-Device
VGN-TX2	I-Device
was	O
a	O
subnotebook	B-Device
,	O
or	O
ultraportable	B-Device
,	O
computer	O
made	O
by	O
Sony	O
.	O
</s>
<s>
The	O
Vaio	B-Device
VGN-TX2	I-Device
stands	O
out	O
by	O
its	O
quiet	O
operation	O
,	O
long	O
battery	O
life	O
and	O
low	O
weight	O
compared	O
to	O
similar	O
models	O
from	O
other	O
manufacturers	O
.	O
</s>
<s>
The	O
other	O
difference	O
between	O
the	O
two	O
models	O
is	O
that	O
the	O
HP	O
has	O
512MiB	O
of	O
RAM	B-Architecture
and	O
the	O
XP	O
1GiB	O
.	O
</s>
<s>
The	O
600	O
series	O
came	O
with	O
a	O
1.2GHz	O
Pentium	B-Architecture
M	I-Architecture
processor	O
and	O
60	O
gigabyte	O
hard	O
drive	O
.	O
</s>
<s>
The	O
700	O
series	O
is	O
similar	O
,	O
except	O
it	O
had	O
a	O
1.3GHz	O
Pentium	B-Architecture
M	I-Architecture
processor	O
and	O
80	O
gigabyte	O
hard	O
drive	O
.	O
</s>
<s>
The	O
TX	O
series	O
used	O
1.8-inch	O
hard	O
drives	O
with	O
most	O
units	O
having	O
512MB	O
of	O
ram	B-Architecture
built	O
into	O
the	O
motherboard	O
and	O
one	O
RAM	B-Architecture
slot	O
free	O
to	O
be	O
upgraded	O
to	O
1.5GB	O
of	O
RAM	B-Architecture
max	O
,	O
whereas	O
some	O
higher-end	O
models	O
have	O
1GB	O
of	O
RAM	B-Architecture
built	O
in	O
and	O
so	O
were	O
able	O
to	O
be	O
upgraded	O
to	O
2GB	O
of	O
RAM	B-Architecture
max	O
.	O
</s>
