<s>
The	O
SPARC	B-Architecture
T-series	O
family	O
of	O
RISC	B-Architecture
processors	I-Architecture
and	O
server	B-Application
computers	I-Application
,	O
based	O
on	O
the	O
SPARC	B-Architecture
V9	I-Architecture
architecture	O
,	O
was	O
originally	O
developed	O
by	O
Sun	O
Microsystems	O
,	O
and	O
later	O
by	O
Oracle	B-Application
Corporation	I-Application
after	O
its	O
acquisition	O
of	O
Sun	O
.	O
</s>
<s>
Its	O
distinguishing	O
feature	O
from	O
earlier	O
SPARC	B-Architecture
iterations	O
is	O
the	O
introduction	O
of	O
chip	O
multithreading	B-General_Concept
(	O
CMT	O
)	O
technology	O
,	O
a	O
multithreading	B-General_Concept
,	O
multicore	B-Architecture
design	O
intended	O
to	O
drive	O
greater	O
processor	O
utilization	O
at	O
lower	O
power	O
consumption	O
.	O
</s>
<s>
The	O
first	O
generation	O
T-series	O
processor	O
,	O
the	O
UltraSPARC	B-General_Concept
T1	I-General_Concept
,	O
and	O
servers	O
based	O
on	O
it	O
,	O
were	O
announced	O
in	O
December	O
2005	O
.	O
</s>
<s>
Sun	O
Microsystems	O
 '	O
Sun	B-Architecture
Fire	I-Architecture
and	O
SPARC	B-Application
Enterprise	I-Application
product	O
lines	O
were	O
based	O
on	O
early	O
generations	O
of	O
CMT	O
technology	O
.	O
</s>
<s>
The	O
UltraSPARC	B-General_Concept
T1	I-General_Concept
based	O
Sun	B-Architecture
Fire	I-Architecture
T2000	O
and	O
T1000	O
servers	O
were	O
launched	O
in	O
December	O
2005	O
and	O
early	O
2006	O
,	O
respectively	O
.	O
</s>
<s>
They	O
were	O
later	O
rebranded	O
to	O
match	O
the	O
name	O
of	O
the	O
UltraSPARC	B-Device
T2	I-Device
and	O
T2	O
Plus	O
based	O
Sun	B-Architecture
SPARC	I-Architecture
Enterprise	O
T5**0	O
servers	O
.	O
</s>
<s>
In	O
September	O
2010	O
,	O
Oracle	B-Application
announced	O
a	O
range	O
of	O
SPARC	B-Device
T3	I-Device
processor	O
based	O
servers	O
.	O
</s>
<s>
These	O
are	O
branded	O
as	O
the	O
"	O
SPARC	B-Device
T3	I-Device
"	O
series	O
,	O
the	O
"	O
SPARC	B-Application
Enterprise	I-Application
"	O
brand	O
being	O
dropped	O
.	O
</s>
<s>
The	O
SPARC	O
T3-series	O
servers	O
include	O
the	O
T3-1B	O
,	O
a	O
blade	B-Architecture
server	I-Architecture
module	O
that	O
fits	O
into	O
the	O
Sun	B-Application
Blade	I-Application
6000	O
system	O
.	O
</s>
<s>
All	O
other	O
T3	O
based	O
servers	O
are	O
rack	B-Application
mounted	I-Application
systems	O
.	O
</s>
<s>
Subsequent	O
T-series	O
server	O
generations	O
also	O
include	O
a	O
blade	B-Architecture
server	I-Architecture
in	O
the	O
same	O
Sun	B-Application
Blade	I-Application
6000	O
form	O
factor	O
.	O
</s>
<s>
On	O
September	O
26	O
,	O
2011	O
,	O
Oracle	B-Application
announced	O
a	O
range	O
of	O
SPARC	O
T4-based	O
servers	O
.	O
</s>
<s>
On	O
March	O
26	O
,	O
2013	O
,	O
Oracle	B-Application
announced	O
refreshed	O
SPARC	B-Architecture
servers	O
based	O
on	O
the	O
new	O
SPARC	B-Device
T5	I-Device
microprocessor	O
,	O
which	O
the	O
company	O
claims	O
is	O
"	O
the	O
world	O
's	O
fastest	O
"	O
.	O
</s>
<s>
In	O
the	O
T5	O
range	O
of	O
servers	O
,	O
the	O
single	O
socket	O
rackmount	B-Application
server	O
design	O
was	O
deprecated	O
,	O
while	O
a	O
new	O
eight-socket	O
rackmount	B-Application
server	O
was	O
introduced	O
.	O
</s>
<s>
On	O
October	O
26	O
,	O
2015	O
,	O
Oracle	B-Application
announced	O
a	O
family	O
of	O
systems	O
built	O
on	O
the	O
32-core	O
,	O
256-thread	O
SPARC	B-Device
M7	I-Device
microprocessor	O
.	O
</s>
<s>
On	O
September	O
18	O
,	O
2017	O
,	O
Oracle	B-Application
announced	O
a	O
family	O
of	O
systems	O
built	O
on	O
the	O
32-core	O
,	O
256-thread	O
SPARC	B-Architecture
M8	O
microprocessor	O
at	O
5.0GHz	O
.	O
</s>
<s>
SPARC	B-Architecture
T-series	O
servers	O
can	O
be	O
partitioned	O
using	O
Oracle	B-Application
's	O
Logical	O
Domains	O
technology	O
.	O
</s>
<s>
Additional	O
virtualization	O
is	O
provided	O
by	O
Oracle	B-Application
Solaris	O
Zones	O
(	O
aka	O
Solaris	O
Containers	O
)	O
to	O
create	O
isolated	O
virtual	O
servers	O
within	O
a	O
single	O
operating	O
system	O
instance	O
.	O
</s>
