<s>
Piz	B-Device
Daint	I-Device
is	O
a	O
supercomputer	B-Architecture
in	O
the	O
Swiss	O
National	O
Supercomputing	B-Architecture
Centre	O
,	O
named	O
after	O
the	O
mountain	O
Piz	B-Device
Daint	I-Device
in	O
the	O
Swiss	O
Alps	O
.	O
</s>
<s>
It	O
was	O
ranked	O
8th	O
on	O
the	O
TOP500	B-Operating_System
ranking	O
of	O
supercomputers	B-Architecture
until	O
the	O
end	O
of	O
2015	O
,	O
higher	O
than	O
any	O
other	O
supercomputer	B-Architecture
in	O
Europe	O
.	O
</s>
<s>
At	O
the	O
end	O
of	O
2016	O
,	O
the	O
computing	O
performance	O
of	O
Piz	B-Device
Daint	I-Device
was	O
tripled	O
to	O
reach	O
25	O
petaflops	O
;	O
it	O
thus	O
became	O
the	O
third	O
most	O
powerful	O
supercomputer	B-Architecture
in	O
the	O
world	O
.	O
</s>
<s>
As	O
of	O
November	O
2021	O
,	O
Piz	B-Device
Daint	I-Device
is	O
ranked	O
20th	O
on	O
the	O
TOP500	B-Operating_System
.	O
</s>
<s>
The	O
original	O
Piz	B-Device
Daint	I-Device
Cray	B-Device
XC30	I-Device
system	O
was	O
installed	O
in	O
December	O
2012	O
.	O
</s>
<s>
This	O
system	O
was	O
extended	O
with	O
Piz	B-Device
Dora	I-Device
,	O
a	O
Cray	B-Device
XC40	I-Device
with	O
1,256	O
compute	O
nodes	O
,	O
in	O
2013	O
.	O
</s>
<s>
In	O
October	O
2016	O
,	O
Piz	B-Device
Daint	I-Device
and	O
Piz	B-Device
Dora	I-Device
were	O
upgraded	O
and	O
combined	O
into	O
the	O
current	O
Cray	O
XC50/XC40	O
system	O
featuring	O
Nvidia	B-Device
Tesla	I-Device
P100	O
GPUs	B-Architecture
.	O
</s>
