Japan
In November 2008, 18 systems appeared in the TOP500 list.
| Rank |
System |
Procs |
Memory(GB) |
Rmax (GFlops) |
Rpeak (GFlops) |
Vendor |
| 27 |
T2K Open Supercomputer (Todai Combined Cluster)
Hitachi Cluster Opteron QC 2.3 GHz, Myrinet 10G |
12288 |
N/A |
82984 |
113050 |
Hitachi |
| 29 |
TSUBAME Grid Cluster with CompView TSUBASA
Sun Fire x4600/x6250, Opteron 2.4/2.6 GHz, Xeon E5440 2.833 GHz, ClearSpeed CSX600, nVidia GT200; Voltaire Infiniband |
30976 |
21600 |
77480 |
161816 |
NEC/Sun |
| 32 |
T2K Open Supercomputer
Appro Xtreme-X3 Server - Quad Opteron Quad Core 2.3 GHz, Infiniband |
10000 |
20416 |
76460 |
92000 |
Appro |
| 51 |
T2K Open Supercomputer/Kyodai
Fujitsu Cluster HX600, Opteron Quad Core, 2.3 GHz, Infiniband |
6656 |
13312 |
50510 |
61235 |
Fujitsu |
| 62 |
BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, Infiniband |
4880 |
N/A |
43787.2 |
58560 |
IBM |
| 74 |
Earth-Simulator |
5120 |
N/A |
35860 |
40960 |
NEC |
| 135 |
Cray XT4 QuadCore 2.2 GHz |
3248 |
N/A |
22930 |
28582 |
Cray Inc. |
| 208 |
Blue Protein
eServer Blue Gene Solution |
8192 |
N/A |
18665 |
22937.6 |
IBM |
| 211 |
KEK/BG Sakura
eServer Blue Gene Solution |
8192 |
N/A |
18665 |
22937.6 |
IBM |
| 212 |
KEK/BG MOMO
eServer Blue Gene Solution |
8192 |
N/A |
18665 |
22937.6 |
IBM |
| 222 |
Fujitsu FX1, Quadcore SPARC64 VII 2.52 GHz, Infiniband DDR |
2048 |
16384 |
18540 |
20643 |
Fujitsu |
| 345 |
SR11000-J2 |
128 |
16384 |
15811 |
18841.6 |
Hitachi |
| 380 |
PRIMERGY RX200S3, Xeon Dual Core 3.0 GHz, Infiniband |
1536 |
3072 |
15090 |
18432 |
Fujitsu |
| 384 |
Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet |
2232 |
N/A |
14980.4 |
26784 |
HP |
| 385 |
Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet |
2216 |
N/A |
14942.3 |
26592 |
HP |
| 397 |
Altix 4700 1.6 GHz |
2560 |
3000 |
14593 |
16384 |
SGI |
| 459 |
Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet |
1992 |
N/A |
13635.1 |
23904 |
HP |
| 478 |
Nous
Cluster Platform 3000 BL460c, Xeon 54xx 3 GHz, Infiniband |
1408 |
2816 |
13170 |
16890 |
HP |
