Past systems
This section introduces the changes to the large-scale general-purpose computer systems and supercomputer systems that have been in service at the Information Technology Center (Computer Center) from the past.
System configuration
Systems
General-purpose computer systems
Operational period |
Model (main storage capacity) |
1966 ~ 1973 |
HITAC 5020 (16 KW) / 5020E (65 KW) + HITAC 5020 (32 KW) |
1973 ~ 1980 |
HITAC 8800 × 3 + HITAC 8700 × 1 (8 MB) |
1980 ~ 1982 |
HITAC M-200H × 8 (64 MB) |
1982 ~ 1985 |
HITAC M-280H × 6 (192 MB) |
1986 ~ 1990 |
HITAC M-680H (128 MB) + HITAC M-682H (384 MB) |
1991 ~ 1996
|
HITAC M-880/310 (MS: 1 GB, ES: 4 GB) + HITAC M-682H (256MB) |
1996 ~ 2001 |
HITACHI MP5800/320 (MS + ES : 10GB) |
2001 ~ 2007 |
Operational support system (MS + ES: 10 GB) |
*1W = 4 byte, MS = Main storage device, ES = Extended storage device
Vector-supercomputers
Operational period |
Model (main storage capacity) |
Theoretical computational performance |
1983 ~ 1987
|
HITAC S-810/20 (MS : 256 MB, ES : 512 MB)
|
800 MFlops
|
1988 ~ 1993 |
HITAC S-820/80 (MS : 512 MB, ES : 6 GB) |
4 GFlops |
1993 ~ 1999 |
HITAC S-3800/480 (MS : 2 GB, ES : 16 GB) |
32 GFlops |
(Massively) Parallel supercomputers
Operational period |
Model (main storage capacity) |
Theoretical computational performance |
1996 ~ 2001
|
HITACHI SR2201 (1024 nodes, 256 MB/nodes) |
307.2 GFlops
|
1999 ~ 2005
|
HITACHI SR8000 (128 nodes, 8 GB/nodes)
|
1,024.0 GFlops
|
2001 ~ 2007 |
HITACHI SR8000/MPP (144 nodes, 16 GB/nodes) |
2,073.6 GFlops |
2005 ~ 2007 |
HITACHI SR11000/J1 (44 nodes, 128 GB/nodes) |
5,350.4 GFlops
|
2007 ~ 2011 |
HITACHI SR11000/J2 (128 nodes, 128 GB/nodes) |
18,841.6 GFlops |
2008 ~ 2014 |
HITACHI HA8000-tc/RS425 (952 nodes) |
140,134.4 GFlops
|
2011 ~ 2017 |
HITACHI SR16000/M1 (Compute nodes: 56 nodes, 200 GB/node) |
54,906.4 GFlops |
2012 ~ 2018 |
FUJITSU PRIMEHPC FX10 (Compute nodes: 4800 nodes) |
1.135 PFlops |
2014 ~ 2018 |
FUJITSU PRIMEHPC FX10 (Compute nodes: 576 nodes) |
136.2 TFlops |