<s>
The	O
Sony	B-Device
Vaio	I-Device
TT	I-Device
series	I-Device
was	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
2008	O
,	O
with	O
high-end	O
features	O
including	O
an	O
ultra-low	O
voltage	O
Core	O
2	O
Duo	O
processor	O
with	O
DDR3	O
SDRAM	O
;	O
an	O
11.1	O
"	O
,	O
16:9	O
,	O
1366x768	O
LED-backlit	O
LCD	B-Device
screen	I-Device
with	O
built-in	O
0.3	O
megapixel	O
webcam	B-Protocol
;	O
choice	O
of	O
1.8	O
"	O
hard	B-Device
drive	I-Device
or	O
SSD	B-Device
(	O
optionally	O
with	O
RAID	B-Architecture
)	O
;	O
and	O
optional	O
Blu-ray	O
drive	O
.	O
</s>
<s>
The	O
weight	O
of	O
the	O
laptop	B-Device
is	O
1.3kg	O
.	O
</s>
<s>
The	O
laptop	B-Device
's	O
base	O
price	O
was	O
$2000	O
,	O
and	O
a	O
configuration	O
with	O
a	O
1.4GHz	O
Core	O
2	O
Duo	O
U9400	O
CPU	O
,	O
4	O
GB	O
of	O
RAM	O
,	O
two	O
128	O
GB	O
SSDs	B-Device
in	O
RAID	B-Architecture
and	O
Blu-ray	O
writer	O
cost	O
$	O
4,450	O
.	O
</s>
<s>
The	O
system	O
sold	O
very	O
poorly	O
in	O
the	O
United	O
States	O
and	O
Europe	O
,	O
due	O
to	O
competition	O
from	O
netbooks	B-Device
costing	O
as	O
little	O
as	O
10%	O
of	O
the	O
TT	O
's	O
price	O
,	O
and	O
was	O
discontinued	O
less	O
than	O
a	O
year	O
after	O
its	O
introduction	O
.	O
</s>
<s>
It	O
was	O
replaced	O
in	O
the	O
lineup	O
by	O
the	O
X	B-Device
series	I-Device
,	O
also	O
an	O
11.1	O
"	O
laptop	B-Device
,	O
but	O
reduced	O
in	O
weight	O
,	O
price	O
and	O
performance	O
,	O
due	O
to	O
the	O
use	O
of	O
the	O
Intel	B-Device
Atom	I-Device
processor	O
and	O
the	O
omission	O
of	O
the	O
optical	O
drive	O
.	O
</s>
<s>
The	O
11-inch	O
MacBook	B-Device
Air	I-Device
,	O
released	O
in	O
October	O
2010	O
,	O
had	O
similar	O
specifications	O
to	O
the	O
Vaio	O
TT	O
series	O
.	O
</s>
