<s>
TILE64	B-General_Concept
is	O
a	O
VLIW	B-General_Concept
ISA	B-General_Concept
multicore	B-Architecture
processor	I-Architecture
manufactured	O
by	O
Tilera	B-Architecture
.	O
</s>
<s>
It	O
consists	O
of	O
a	O
mesh	B-Architecture
network	I-Architecture
of	O
64	O
"	O
tiles	O
"	O
,	O
where	O
each	O
tile	O
houses	O
a	O
general	O
purpose	O
processor	B-Architecture
,	O
cache	B-General_Concept
,	O
and	O
a	O
non-blocking	O
router	B-Protocol
,	O
which	O
the	O
tile	O
uses	O
to	O
communicate	O
with	O
the	O
other	O
tiles	O
on	O
the	O
processor	B-Architecture
.	O
</s>
<s>
The	O
short-pipeline	O
,	O
in-order	O
,	O
three-issue	O
cores	O
implement	O
a	O
MIPS-inspired	O
VLIW	B-General_Concept
instruction	B-General_Concept
set	I-General_Concept
.	O
</s>
<s>
Each	O
core	O
has	O
a	O
register	B-General_Concept
file	O
and	O
three	O
functional	O
units	O
:	O
two	O
integer	O
arithmetic	B-General_Concept
logic	I-General_Concept
units	I-General_Concept
and	O
a	O
load-store	B-Architecture
unit	I-Architecture
.	O
</s>
<s>
Each	O
of	O
the	O
cores	O
(	O
"	O
tile	O
"	O
)	O
has	O
its	O
own	O
L1	O
and	O
L2	O
caches	O
plus	O
an	O
overall	O
virtual	O
L3	O
cache	B-General_Concept
which	O
is	O
an	O
aggregate	O
of	O
all	O
the	O
L2	O
caches	O
.	O
</s>
<s>
TILE64	B-General_Concept
has	O
four	O
DDR2	O
controllers	O
,	O
two	O
10-gigabit	O
Ethernet	O
interfaces	O
,	O
two	O
four-lane	O
PCIe	O
interfaces	O
,	O
and	O
a	O
"	O
flexible	O
"	O
input/output	O
interface	O
,	O
which	O
can	O
be	O
software-configured	O
to	O
handle	O
a	O
number	O
of	O
protocols	O
.	O
</s>
<s>
The	O
processor	B-Architecture
is	O
fabricated	O
using	O
a	O
90nm	O
process	O
and	O
runs	O
at	O
speeds	O
of	O
600	O
to	O
900MHz	O
.	O
</s>
<s>
According	O
to	O
CTO	O
and	O
co-founder	O
Anant	O
Agarwal	O
,	O
Tilera	B-Architecture
will	O
target	O
the	O
chip	O
at	O
networking	O
equipment	O
and	O
digital	O
video	O
markets	O
where	O
the	O
demands	O
for	O
computing	O
processing	O
are	O
high	O
.	O
</s>
<s>
Support	O
for	O
the	O
TILE64	B-General_Concept
architecture	O
was	O
added	O
to	O
Linux	B-Operating_System
kernel	I-Operating_System
version	O
2.6.36	O
but	O
was	O
dropped	O
in	O
kernel	B-Operating_System
version	O
4.16	O
.	O
</s>
<s>
A	O
non-official	O
LLVM	O
back-end	O
for	O
Tilera	B-Architecture
exists	O
.	O
</s>
