K computer, SPARC64 VIIIfx 2.0GHz, Tofu interconnect
                    Fujitsu
Tianhe-1A - NUDT YH MPP, Xeon X5670 6C 2.93 GHz, NVIDIA 2050
                    NUDT
Jaguar - Cray XT5-HE Opteron 6-core 2.6 GHz
                    Cray/HPE
Nebulae - Dawning TC3600 Blade System, Xeon X5650 6C 2.66GHz, Infiniband QDR, NVIDIA 2050
                    Sugon
TSUBAME 2.0 - HP ProLiant SL390s G7 Xeon 6C X5670, Nvidia GPU, Linux/Windows
                    NEC/HPE
Cielo - Cray XE6, Opteron 6136 8C 2.40GHz, Custom
                    Cray/HPE
Pleiades - SGI Altix ICE 8200EX/8400EX, Xeon HT QC 3.0/Xeon 5570/5670 2.93 Ghz, Infiniband
                    HPE
Hopper - Cray XE6, Opteron 6172 12C 2.10GHz, Custom
                    Cray/HPE
Tera-100 - Bull bullx super-node S6010/S6030
                    Atos
Roadrunner - BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz, Voltaire Infiniband
                    IBM
Kraken XT5 - Cray XT5-HE Opteron Six Core 2.6 GHz
                    Cray/HPE
HERMIT - Cray XE6, Opteron 6276 16C 2.30 GHz, Cray Gemini interconnect
                    Cray/HPE
JUGENE - Blue Gene/P Solution
                    IBM
Sunway Blue Light - Sunway BlueLight MPP, ShenWei processor SW1600 975.00 MHz, Infiniband QDR
                    National Research Center of Parallel Computer Engineering & Technology
Zin - Xtreme-X GreenBlade GB512X, Xeon E5 (Sandy Bridge - EP) 8C 2.60GHz, Infiniband QDR
                    Cray/HPE
Tianhe-1A Hunan Solution - NUDT YH MPP, Xeon X5670 6C 2.93 GHz, Proprietary, NVIDIA 2050
                    NUDT
Sequoia - BlueGene/Q, Power BQC 16C 1.60 GHz, Custom
                    IBM
Lomonosov - T-Platforms T-Blade2/1.1, Xeon X5570/X5670 2.93 GHz, Nvidia 2070 GPU, Infiniband QDR
                    T-Platforms
HECToR - Cray XE6, Opteron 6276 16C 2.30 GHz, Cray Gemini interconnect
                    Cray/HPE
Gaea C2 - Cray XE6, Opteron 6276 16C 2.30GHz, Cray Gemini interconnect
                    Cray/HPE
Mole-8.5 - Mole-8.5 Cluster, Xeon X5520 4C 2.27 GHz, Infiniband QDR, NVIDIA 2050
                    IPE, Nvidia, Tyan
BlueGene/L - eServer Blue Gene Solution
                    IBM
Intrepid - Blue Gene/P Solution
                    IBM
Red Sky - Sun Blade x6275, Xeon X55xx 2.93 Ghz, Infiniband
                    Oracle
Ranger - SunBlade x6420, Opteron QC 2.3 Ghz, Infiniband
                    Oracle
Dawn - Blue Gene/P Solution
                    IBM
Manny - Bullx B510, Xeon E5 (Sandy Bridge - EP) 8C 2.70GHz, Infiniband QDR
                    Atos
Helios - Bullx B510, Xeon E5 (Sandy Bridge - EP) 8C 2.70GHz, Infiniband QDR
                    Atos
BlueGene/Q, Power BQC 16C 1.60 GHz, Custom
                    IBM
Raptor - Cray XE6 8-core 2.4 GHz
                    Cray/HPE
Haedam - Cray XE6 12-core 2.1 GHz
                    Cray/HPE
Haeon - Cray XE6 12-core 2.1 GHz
                    Cray/HPE
LOEWE-CSC - Supermicro Cluster, QC Opteron 2.1 GHz, ATI Radeon GPU, Infiniband
                    Clustervision/Supermicro
Monte Rosa - Cray XE6, Opteron 6272 16C 2.10 GHz, Cray Gemini interconnect
                    Cray/HPE
Cray XE6 12-core 2.2 GHz
                    Cray/HPE
JUROPA - Sun Constellation, NovaScale R422-E2, Intel Xeon X5570, 2.93 GHz, Sun M9/Mellanox  QDR Infiniband/Partec Parastation
                    Atos
TachyonII - Sun Blade x6048,  X6275, IB QDR M9 switch, Sun HPC stack Linux edition
                    Oracle
Franklin - Cray XT4 QuadCore 2.3 GHz
                    Cray/HPE
Lonestar 4 - Dell PowerEdge M610 Cluster, Xeon 5680 3.3Ghz, Infiniband QDR
                    Dell EMC
HP POD - Cluster Platform 3000 BL260c G6, X5675 3.06 GHz, Infiniband
                    HPE
Rackable C2112-4G3 Cluster, Opteron 12 Core 2.10 GHz, Infiniband QDR
                    HPE
Amazon EC2 Cluster Compute Instances - Amazon EC2 Cluster, Xeon 8C 2.60GHz, 10G Ethernet
                    Self-made
Jade - SGI Altix ICE 8200EX, Xeon E5472 3.0/X5560 2.8 GHz
                    HPE
Lindgren - Cray XE6, Opteron 12 Core 2.10 GHz, Custom
                    Cray/HPE
Luna - Xtreme-X GreenBlade GB512X, Xeon E5 (Sandy Bridge - EP) 8C 2.60GHz, Infiniband QDR
                    Cray/HPE
Mustang - Xtreme-X 1320H-LANL, Opteron 12 Core 2.30 GHz, Infiniband QDR
                    Cray/HPE
RWTH Compute Cluster (RCC) - Bullx B500 Cluster, Xeon X56xx 3.06Ghz, QDR Infiniband
                    Atos
Gordon - Xtreme-X GreenBlade GB512X, Xeon E5 (Sandy Bridge - EP) 8C 2.60GHz, Infiniband QDR
                    Cray/HPE
Tup - Cray XT6 12-core 2.1 GHz
                    Cray/HPE
Sandia/Cray Red Storm - Cray XT3/XT4
                    Cray/HPE
Gaea - Cray XT6-HE, Opteron 6100 12C 2.1GHz
                    Cray/HPE
BX900 Xeon X5570 2.93GHz , Infiniband QDR
                    Fujitsu
Shaheen - Blue Gene/P Solution
                    IBM
Carter - Cluster Platform 3000 SL6500, Xeon E5 (Sandy Bridge - EP) 8C 2.60GHz, FDR Infiniband
                    HPE
Power 775, POWER7 8C 3.83GHz, Custom
                    IBM
Power 775, POWER7 8C 3.84 GHz, Custom
                    IBM
Power 775, POWER7 8C 3.84 GHz, Custom
                    IBM
Magic Cube - Dawning 5000A, QC Opteron 1.9 Ghz, Infiniband, Windows HPC 2008
                    Sugon
Cluster Platform 3000 BL2x220, L54xx 2.5 Ghz, Infiniband
                    HPE
ALPS - Acer AR585 F1 Cluster, Opteron 12C 2.2GHz, QDR infiniband
                    Acer Group
Chama - Xtreme-X GreenBlade GB512X, Xeon E5 (Sandy Bridge - EP) 8C 2.60GHz, Infiniband QDR
                    Cray/HPE
Power 775, POWER7 8C 3.84 GHz, Custom
                    IBM
Power 775, POWER7 8C 3.84 GHz, Custom
                    IBM
BlueGene/Q, Power BQC 16C 1.60 GHz, Custom
                    IBM
BlueGene/Q, Power BQC 16C 1.60 GHz, Custom
                    IBM
Ivanhoe - iDataPlex, Xeon X56xx 6C 2.93 GHz, Infiniband
                    IBM
GPC - iDataPlex, Xeon E55xx QC 2.53 GHz, GigE
                    IBM/Lenovo
Sierra - Dell Xanadu 3 Cluster, Xeon X5660 2.8 Ghz, QLogic InfiniBand QDR
                    Dell EMC
Cray XT5 QC 2.4 GHz
                    Cray/HPE
iDataPlex DX360M3, Xeon X5670 6C 2.93 GHz, Infiniband QDR
                    IBM
Zeus - SGI Altix ICE 8400EX, Xeon X56xx (Westmere-EP) 3.47 GHz, Infiniband QDR
                    HPE
SGI Altix ICE 8400EX Xeon X5570 4-core 2.93 GHz, Infiniband
                    HPE
Diamond - SGI Altix ICR 8200 Enh. LX, Xeon X5560 2.8Ghz
                    HPE
Power 775, Power7 3.836 GHz
                    IBM
Tera-100 Hybrid - Bullx B505, Xeon E56xx (Westmere-EP) 2.40 GHz, Infiniband QDR
                    Atos
Garnet - Cray XE6 8-core 2.4 GHz
                    Cray/HPE
VSC-2 - Megware Saxonid 6100, Opteron 8C 2.2 GHz, Infiniband QDR
                    MEGWARE
MRI - PowerEdge C6100 Cluster, Xeon X5660 2.8 Ghz, Infiniband
                    Dell EMC
HPC - PowerEdge 1950/SunFire X2200/IBM dx340/dx360/HP SL160/DL165, Xeon/Opteron 2.3-2.67GHz, Myrinet 10G
                    Dell/Sun/IBM
Hera - Cray XE6, Opteron 6272 16C 2.10 GHz, Cray Gemini interconnect
                    Cray/HPE
Sunway 4000H Cluster, Xeon X56xx (Westmere-EP) 2.93 GHz, Infiniband QDR
                    National Research Center of Parallel Computer Engineering & Technology
iDataPlex DX360M3, Xeon E5645 6C 2.40 GHz, Infiniband QDR, NVIDIA 2070
                    IBM
Guillimin - iDataPlex DX360M3, Xeon 2.66, Infiniband
                    IBM
Encanto - SGI Altix ICE 8200, Xeon quad core 3.0 GHz
                    HPE
EKA - Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband
                    HPE
Juno - Appro XtremeServer 1143H, Opteron QC 2.2Ghz, Infiniband
                    Cray/HPE
HP ProLiant SL390s G7 Xeon 6C X5650, Infiniband
                    HPE
Zeus - Cluster Platform 3000 BL 2x220, Xeon X5650 6C 2.66 GHz, Infiniband
                    HPE
Cerrillos - BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz, Infiniband
                    IBM
Jet - Raytheon/Aspen Cluster, Xeon X5560/X5650 2.8/2.66 Ghz, QDR Infinband
                    Raytheon/Aspen Systems
Vayu - Sun Blade x6048, Xeon X5570 2.93 Ghz, Infiniband QDR
                    Oracle
Cray XE6 12-core 2.1 GHz
                    Cray/HPE
Blackthorn - Bullx B500 Cluster, Xeon X56xx 2.8Ghz, QDR Infiniband
                    Atos
Earth Simulator - SX-9/E/1280M160
                    NEC
Hitachi SR16000 Model M1/176, POWER7 8C 3.83 GHz, Custom
                    Hitachi
HokieSpeed - SuperServer  2026GT-TRF, Xeon E5645 6C 2.40GHz, Infiniband QDR, NVIDIA 2050
                    Supermicro
Blue Gene/P Solution
                    IBM
Power 575, p6 4.7 GHz, Infiniband
                    IBM
Power 575, p6 4.7 GHz, Infiniband
                    IBM
Power 575, p6 4.7 GHz, Infiniband
                    IBM