<s>
Microsoft	O
DirectCompute	B-Library
is	O
an	O
application	B-Application
programming	I-Application
interface	I-Application
(	O
API	B-Application
)	O
that	O
supports	O
running	O
compute	B-Operating_System
kernels	I-Operating_System
on	O
general-purpose	B-Architecture
computing	I-Architecture
on	I-Architecture
graphics	I-Architecture
processing	I-Architecture
units	I-Architecture
on	O
Microsoft	O
's	O
Windows	B-Application
Vista	I-Application
,	O
Windows	B-Device
7	I-Device
and	O
later	O
versions	O
.	O
</s>
<s>
DirectCompute	B-Library
is	O
part	O
of	O
the	O
Microsoft	B-Application
DirectX	I-Application
collection	O
of	O
APIs	B-Application
,	O
and	O
was	O
initially	O
released	O
with	O
the	O
DirectX	B-Application
11	I-Application
API	B-Application
but	O
runs	O
on	O
graphics	O
processing	O
units	O
that	O
use	O
either	O
DirectX	B-Application
10	I-Application
or	O
DirectX	B-Application
11	I-Application
.	O
</s>
<s>
The	O
DirectCompute	B-Library
architecture	O
shares	O
a	O
range	O
of	O
computational	O
interfaces	O
with	O
its	O
competitors	O
:	O
OpenCL	B-Application
from	O
Khronos	B-Library
Group	I-Library
,	O
compute	B-Operating_System
shaders	I-Operating_System
in	O
OpenGL	B-Application
,	O
and	O
CUDA	B-Architecture
from	O
NVIDIA	O
.	O
</s>
