<s>
The	O
Vaio	O
X	O
series	O
is	O
a	O
line	O
of	O
high-end	O
ultraportable	B-Device
notebook	B-Device
computers	I-Device
from	O
Sony	O
introduced	O
in	O
September	O
2009	O
,	O
claiming	O
to	O
be	O
the	O
world	O
's	O
lightest	O
notebook	B-Device
,	O
at	O
655grams	O
((with special lighter battery ,  standard weight is 780grams )	O
)	O
.	O
</s>
<s>
It	O
features	O
an	O
11.1	O
"	O
,	O
16:9	O
,	O
1366x768	O
LED-lit	O
LCD	O
screen	O
with	O
built-in	O
webcam	O
,	O
2GB	O
of	O
DDR2	O
RAM	B-Architecture
,	O
a	O
choice	O
of	O
64	O
,	O
128	O
or	O
256	O
GB	O
SSD	B-Device
(	O
no	O
hard	O
drive	O
option	O
,	O
SSD	B-Device
choice	O
depends	O
on	O
territory	O
)	O
,	O
Intel	B-Device
Atom	I-Device
Z540	O
1.86GHz	O
or	O
Z550	O
2.00GHz	O
(	O
CPU	O
choice	O
varies	O
by	O
territory	O
)	O
,	O
WWAN	B-General_Concept
(	O
HSDPA	O
,	O
UMTS	O
,	O
EDGE	O
and	O
GPRS	O
built-in	O
)	O
.	O
</s>
<s>
The	O
choice	O
of	O
the	O
slower	O
Intel	B-Device
Atom	I-Device
CPU	I-Device
,	O
rather	O
than	O
a	O
Core	B-Device
2	I-Device
chip	O
,	O
arguably	O
places	O
the	O
device	O
in	O
the	O
netbook	B-Device
class	O
,	O
however	O
its	O
pricing	O
at	O
over	O
$1000	O
,	O
and	O
other	O
hardware	O
aspects	O
,	O
such	O
as	O
the	O
high	O
resolution	O
screen	O
,	O
Windows	O
7	O
on	O
all	O
models	O
,	O
and	O
SSD	B-Device
usage	O
suggest	O
that	O
it	O
is	O
a	O
full	O
notebook	B-Device
.	O
</s>
<s>
The	O
device	O
features	O
an	O
SD	O
and	O
Memory	O
Stick	O
reader	O
,	O
Bluetooth	B-Protocol
support	O
,	O
2	O
USB	B-Protocol
ports	I-Protocol
,	O
and	O
a	O
VGA	B-Protocol
port	I-Protocol
.	O
</s>
<s>
Due	O
to	O
its	O
thickness	O
(	O
thinner	O
than	O
a	O
MacBook	B-Device
Air	I-Device
)	O
,	O
the	O
ethernet	O
port	O
is	O
angled	O
,	O
as	O
a	O
square-on	O
port	O
would	O
be	O
taller	O
than	O
the	O
laptop	B-Device
.	O
</s>
<s>
Users	O
wanting	O
extended	O
battery	O
life	O
can	O
use	O
the	O
included	O
extended	O
battery	O
,	O
which	O
is	O
described	O
as	O
a	O
battery-stand	O
,	O
tilting	O
the	O
laptop	B-Device
at	O
an	O
angle	O
.	O
</s>
