Resource History

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Arrival Machine Type #CPUs Memory FLOPS Technology
1985 Intel hypercube 64 ? ? distributed memory; iPSC/2 with 16 vector nodes and two iPSC/1; i286 and i386 cpus; machines first owned by CMI/ANT
1986 Alliant FX/8 8 64 MB ca. 94 Mflops shared memory; proprietary vector cpus; 6 cpus in 1986, upgrade to 8 cpus in 1988
1991 Alliant FX/800 (ask.uib.no) 6 256 MB 240 Mflops shared memory; Intel i860 cpus (40 Mhz?) each with 256 KB cache; 3.3 GB disk
1990 Maspar MP-1 8192 (8K) 128 MB 275 Mflops distributed memory; SIMD; MP-1208 model; 16 KB memory per cpu; 600 Mflops/s in 32-bit; 275 Mflops/s in 64-bit; VAX 3520 front-end; 8 disks with 5.8 GB total; NOTE: these disks cost 125,000 USD!
1992 Maspar MP-2 (yggdrasil.ii.uib.no) 16384 (16K) 1 GB 2.4 Gflops distributed memory; SIMD; MP-2216 model; upgrade of MP-1; 6300 Mflops/s in 32-bit; 2400 Mflops/s in 64-bit; 11 GB disk; picture: 1024 processors on one board!
1993 Intel Paragon XP/S (ginkgo.ii.uib.no) 110 3.1 GB 7.35 Gflops distributed memory MIMD; Intel i860XP nodes (75 Mhz); 5 service nodes, 98 compute nodes each with 32 MB memory, 5 I/O nodes; 30 GB disk; picture: a cpu board
1994 Parsytech GC PowerPlus 64 2.0 GB 5.1 Gflops distributed memory; 32 nodes with 2 PowerPC 601 (80 Mhz) and 4 communication cpus (T805, 30 Mhz); 64 MB memory per node; 2-D grid topology; 16 GB disk; 4 x Sparc-10 front-end; picture: a 2-cpu board
1995 DEC Alpha farm 8 1.4 GB 1.9 Gflops distributed memory; cluster of 8 DEC AXP 21064 (EV45, 233 Mhz); 7x128 MB + 1x512 MB memory; 32 GB disk; FDDI interconnect
1996 Cray SGI Origin 2000 (ask.ii.uib.no) 128 24.5 GB 49.9 Gflops distributed shared memory; 64 nodes with two R10000 (195 Mhz) and 384 MB memory; 700 GB disk
1996 SGI Onyx2 (dontask.ii.uib.no) 4 2.0 GB 2.0 Gflops R10000 (250 Mhz); 32 GB disk
1997 Sun Ultra 30 cluster (bar-, bark-, kongle-, kvist.ii.uib.no) 4 1.0 GB 2.4 Gflops distributed memory; cluster of 4 Sun Ultra 30 workstations (UltraSPARC-II, 300 Mhz, 256 MB); 100 mbits ethernet and SCI/Dolphin interconnect
2002 IBM p690 Regatta Turbo (tre.bccs.uib.no) 96 320 GB 499.2 Gflops virtually shared memory; cluster of three 32-way p690 SMPs; power4 (1.3 Ghz); 64 + 64 + 192 GB memory; gigabit ethernet interconnect; ca. 7.5 TB external disk
2002 IBM 1300 cluster (fire.bccs.uib.no) 64 64 GB 80.6 Gflops distributed memory; cluster of 32 2-way x330 nodes; Pentium III (1.26 Ghz); fast ethernet (100 mbits) interconnect; 18 GB disk per node (576 GB total); x340 front-end with two Pentium III (1 Ghz)
2004 IBM e1350 cluster (fimm.bccs.uib.no) 172 258 GB 825 Gflops distributed memory; cluster of 86 2-way e326 nodes; AMD Opteron single core (2.4 Ghz); Gigabit ethernet interconnect; 25 nodes with SCI/Dolphin interconnect; 80 GB ATA disk per node (6880 GB total); three x346 storage nodes (2-cpu EM64T, 4 GB RAM, 144 GB disk) and 8 TB external disk storage
2008 Cray XT4 (hexagon.bccs.uib.no) 5552 6064 GB 51.7 Tflops massively parallell processor (mpp); 1388 compute nodes, 1 AMD Opteron quad-core (2.3 GHz) per node; Cray Seastar2 3D-torus interconnect; no internal disk on the nodes; 12 I/O nodes (AMD Opteron dual-core, 8 GB RAM); 254 TB external disk storage (3 DDN S2A9550 couplet controllers)
2012 Cray XE6m-200 (hexagon.bccs.uib.no) 22272 22272 GB 204.9 Tflops massively parallell processor (mpp); 696 compute nodes, 2 AMD Opteron 16-core (2.3GHz "Interlagos") per node; Cray Gemini 2.5D-torus interconnect; no internal disk on the nodes; 24 I/O nodes (AMD Opteron 6-core, 16 GB RAM); 258 TB external disk storage (3 LSI 5480)

An early version of this list was compiled by Fredrik Manne.

See the Overview of Recent Supercomputers for more detailed specifications of these computers.

A description of the facilities that are currently operated by Parallab can be found here.