<s>
GPUGRID	B-Operating_System
is	O
a	O
volunteer	B-Operating_System
computing	I-Operating_System
project	O
hosted	O
by	O
Pompeu	O
Fabra	O
University	O
and	O
running	O
on	O
the	O
Berkeley	B-Operating_System
Open	I-Operating_System
Infrastructure	I-Operating_System
for	I-Operating_System
Network	I-Operating_System
Computing	I-Operating_System
(	O
BOINC	B-Operating_System
)	O
software	O
platform	O
.	O
</s>
<s>
It	O
performs	O
full-atom	O
molecular	O
biology	O
simulations	O
that	O
are	O
designed	O
to	O
run	O
on	O
Nvidia	O
's	O
CUDA-compatible	O
graphics	B-Architecture
processing	I-Architecture
units	I-Architecture
.	O
</s>
<s>
Support	O
for	O
the	B-Operating_System
PS3	I-Operating_System
's	O
Cell	B-General_Concept
microprocessor	I-General_Concept
and	O
the	O
subsequent	O
PS3GRID	O
project	O
was	O
dropped	O
in	O
2009	O
due	O
to	O
updated	O
firmware	O
preventing	O
the	O
installation	O
of	O
required	O
third	O
party	O
software	O
.	O
</s>
<s>
This	O
included	O
Linux	B-Application
distributions	I-Application
that	O
are	O
required	O
to	O
run	O
BOINC	B-Operating_System
.	O
</s>
<s>
The	O
massive	O
throughput	O
of	O
Nvidia	O
GPUs	B-Architecture
has	O
also	O
made	O
the	B-Operating_System
PS3	I-Operating_System
client	O
largely	O
redundant	O
.	O
</s>
<s>
As	O
of	O
September	O
2009	O
,	O
a	O
mid-range	O
Nvidia	O
GPU	B-Architecture
ran	O
GPUGRID	B-Operating_System
applications	O
approximately	O
five	O
times	O
faster	O
than	O
the	O
Cell	B-General_Concept
microprocessor	I-General_Concept
.	O
</s>
