<s>
The	O
Radeon	B-General_Concept
HD	I-General_Concept
8000	I-General_Concept
series	I-General_Concept
is	O
a	O
family	O
of	O
computer	O
GPUs	B-Architecture
developed	O
by	O
AMD	O
.	O
</s>
<s>
AMD	O
was	O
initially	O
rumored	O
to	O
release	O
the	O
family	O
in	O
the	O
second	O
quarter	O
of	O
2013	O
,	O
with	O
the	O
cards	O
manufactured	O
on	O
a	O
28nm	O
process	O
and	O
making	O
use	O
of	O
the	O
improved	O
Graphics	B-Architecture
Core	I-Architecture
Next	I-Architecture
architecture	B-General_Concept
.	O
</s>
<s>
The	O
Radeon	O
HD	O
7000	O
series	O
was	O
launched	O
in	O
2011	O
and	O
it	O
marked	O
AMD	O
's	O
shift	O
from	O
VLIW	O
(	O
TeraScale	B-Architecture
)	O
to	O
RISC/SIMD	O
architecture	B-General_Concept
(	O
Graphics	B-Architecture
Core	I-Architecture
Next	I-Architecture
)	O
.	O
</s>
<s>
The	O
highend-mainstream	O
cards	O
were	O
equipped	O
with	O
GCN-based	O
chips	O
while	O
some	O
of	O
the	O
mid-low	O
end	O
ones	O
were	O
just	O
rebranded	O
TeraScale-based	O
cards	O
.	O
</s>
<s>
Both	O
are	O
fully	O
supported	O
by	O
AMD	B-Application
Catalyst	I-Application
and	O
by	O
the	O
free	O
and	O
open-source	O
graphics	O
device	O
driver	O
#ATI	O
/AMD	O
.	O
</s>
<s>
OpenCL	O
1.0	O
to	O
1.2	O
are	O
supported	O
for	O
all	O
Chips	O
with	O
TeraScale	B-Architecture
and	O
GCN	O
Architecture	B-General_Concept
.	O
</s>
<s>
API	O
Vulkan	O
1.0	O
is	O
supported	O
for	O
all	O
with	O
GCN	O
Architecture	B-General_Concept
.	O
</s>
<s>
On	O
newer	O
drivers	O
Vulkan	O
1.1	O
on	O
Windows	O
and	O
Linux	O
is	O
supported	O
on	O
all	O
GCN-architecture	O
based	O
GPUs	B-Architecture
.	O
</s>
<s>
OpenGL	B-Application
4.5	I-Application
and	O
Vulkan	O
1.0	O
support	O
for	O
GCN	O
1.0	O
and	O
higher	O
with	O
AMD	O
Crimson	O
16.3	O
or	O
higher	O
.	O
</s>
