<s>
The	O
Sunway	B-General_Concept
BlueLight	I-General_Concept
(	O
)	O
is	O
a	O
Chinese	O
massively	B-Operating_System
parallel	I-Operating_System
supercomputer	B-Architecture
.	O
</s>
<s>
It	O
is	O
the	O
first	O
publicly	O
announced	O
PFLOPS	O
supercomputer	B-Architecture
using	O
Sunway	B-Device
processors	I-Device
solely	O
developed	O
by	O
the	O
People	O
's	O
Republic	O
of	O
China	O
.	O
</s>
<s>
It	O
ranked	O
#2	O
in	O
the	O
2011	O
China	O
HPC	O
Top100	O
,	O
#14	O
on	O
the	O
November	O
2011	O
TOP500	B-Operating_System
list	O
,	O
and	O
#39	O
on	O
the	O
November	O
2011	O
Green500	O
List	O
.	O
</s>
<s>
The	O
machine	O
was	O
installed	O
at	O
National	O
Supercomputing	B-Architecture
Jǐnán	O
Center	O
(	O
)	O
in	O
September	O
2011	O
and	O
was	O
developed	O
by	O
National	O
Parallel	O
Computer	O
Engineering	O
Technology	O
Research	O
Center	O
(	O
)	O
and	O
supported	O
by	O
Technology	O
Department	O
(	O
)	O
863	O
project	O
.	O
</s>
<s>
The	O
water-cooled	O
9-rack	O
system	O
has	O
8704	O
ShenWei	B-Device
SW1600	I-Device
processors	O
(	O
For	O
the	O
Top100	O
run	O
8575	O
CPUs	O
were	O
used	O
,	O
at	O
975MHz	O
each	O
)	O
organized	O
as	O
34	O
super	O
nodes	O
(	O
each	O
consisting	O
of	O
256	O
compute	O
nodes	O
)	O
,	O
150TB	O
main	O
memory	O
,	O
2PB	O
external	O
storage	O
,	O
peak	O
performance	O
of	O
1.07016PFLOPS	O
,	O
sustained	O
performance	O
of	O
795.9TFLOPS	O
,	O
LINPACK	B-Application
efficiency	O
74.37	O
%	O
,	O
and	O
total	O
power	O
consumption	O
1074kW	O
.	O
</s>
