Sparc CPU chart

CPU Type

 SPARC64-VII+ (M3)  T3 T4 T5 M5  M10/SPARC64-X

Servers

M3000, M4000,
M5000, M8000,
M9000,
M9000-64

T3-1, T3-2
T3-4 

T4-1, T4-2
T4-4
T5-2, T5-4
T5-8
M5-32 M10-1, M10-4, 
M10-4S

CPU Core Codename

Jupiter++ S2 S3 S3 S3 Athena
CPU Clockfrequency 2.66-3 GHz 1.65 GHz 2.85-3GHz 3.6 GHZ 3.6 GHZ  2.8-3 GHz
Number of Cores per socket 4 16

 8 

16 6 16
Number of Threads per core 2 8

 8 

8 8 2
Minimum amount of RAM,
number of sockets,
and threads per Server

 8GB
1 socket
8 threads

8GB
1 socket
128 threads

 16GB
1 socket
64 threads

256GB
2 sockets
256 threads
1TB
8 sockets
384 threads
32GB
1 socket
4 threads (2 cores activated from 16)
Maximum amount of RAM, number

of sockets and threads per Server

4TB
64 sockets
512 threads 

128 GB
4 sockets
512 threads

2TB
4 sockets
256 threads 

4TB
8 sockets
1024 threads
32 TB
32 sockets
1536 threads
32TB
64 sockets
2048 threads
L3 Cache no L3$
(12MB L2$ though!)
no L3$

4MB

8MB 48MB no L3$
(24MB shared L2$ though!)

Virtualization supported

Dynamic Domains
(and Zones)

LDoms
(and Zones)

LDoms
(and Zones) 

LDoms
(and Zones) 
Hard Domains, 
LDoms
(and Zones) 
LDoms
(and Zones) 

CPU architecture (ISA)

sun4u sun4v sun4v sun4v sun4v sun4v

 OS supported

Solaris 10, 11 Solaris 10, 11 Solaris 10, 11 Solaris 10, 11 Control Domain: S11 only.
Guest Domains: Solaris 10, 11
Solaris 10, 11

noteworthy features

electronically separated domains 512 threads in 2010! First S3 based, single thread AND throughput 1024 threads in 8 RU
Mainframe class,
Mission critical
Software on Chip

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