December2025

Following is the ranking of the systems in terms of Rmax (Linpack Benchmark performance).

  • C - CPUs, G-GPUs, ICO - Intel Co-processors. Cores (4th column) that are not qualified with C/G/ICO refer to CPUs.
  • OEM - Original Equipment Manufacturer, SI - System Integrator.
Rank Site System Core/Processor/Socket/Nodes Rmax (TFlops) Rpeak (TFlops)
71 S.N. Bose National Centre for Basic Sciences,Kolkata
System: SNB Cray XE6 Cluster based on AMD Opteron 6300 series (Abu Dhabi) processors, 244 nodes, 7808 cores, with total memory of 8.39 TB, CRAY LINUX ENVIRONMENT ( CLE) Compute Node Linux operating system, 250 TB total usable storage with Lustre file system, nodes connected by Cray Gemini interconnect.
Processor Socket: AMD Opteron 6300 Series (ABU DHABI) @2.4 GHz dual sixteen-core processor nodes w/Crays Gemini primary interconnect
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OEM:Cray, Bidder:Cray
7808/2/
60 74.95
72 Physical Research Laboratory,Ahmedabad
System: IBM/Lenovo NeXtScale System- M5 based Servers, Xeon E5-2670v3 12C 2.3 GHz, Nvidia K40 GPU, Infiniband FDR Interconnect with 300TB GPFS parallel file system. The system having 2328 CPU Cores/194 CPU Socket/77 Pure CPU Compute Node and 11520 GPU Cuda Cores/40 GPU/20 Hybrid(CPU+GPU)Compute Nodes.
Processor Socket: Intel Xeon Processor E5-2670 v3 @ 2.355 GHz dual twelve-core processor CPU nodes. Twenty nodes also contain dual 2880-core NVIDIA K40 GPUs) w/ 4X FDR Infiniband primary interconnect
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OEM:Lenovo, Bidder:TCS
2328 + 115200/2/
55.6 68
73 Gitam university,Visakhapatnam
System: The Supercomputer G-Cluster is based on a hybrid configuration of Intel Xeon Gold 6326 (2.90GHz) Processors and NVIDIA A100. The system was designed with total peak computing capacity of 63 TFLOPS on CPU's and 78 TFLOPS on GPU performance. The system uses the Lustre parallel file system of 226TB usable storage with 4Gbps write throughput.
Processor Socket: 2
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OEM:Tyrone, Bidder:Netweb
32/2/1
51 78
74 Indian Institute of Tropical Meteorology,Pune
System: Prithvi HPC is built on IBM P6 575 nodes totaling 117 numbers including 4 GPFS nodes and 3 Login nodes. Each node is populated with 32 cores of IBM P 6 CPU running at 4.7 G Hz. The total number of cores works to 3744 cores. The Prithvi HPC has Interconnectivity using Infiniband Switches and Ethernet switches for Management purposes. 15.34 TB total memory. Total of 2800 TB of IBM DS Storage including Online, Nearline and Archival Storage. The cluster also has GPFS and other Managment SW.
Processor Socket: IBM P6 4.7 GHz sixteen dual-core processor 575 nodes w/Infiniband 4X
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OEM:IBM, Bidder:HCL
3744/2/
45.84 66.18
75 IGIB Delhi,Delhi
System: The system consists of Cascade lake 6230 , 24 nodes each with 2 sockets (2 x20 core) interconnect with IB Switch HDR 100.
Processor Socket: 2
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OEM:Lenovo, Bidder:Lenovo
960/2/24
44.81 64.5
76 TATA INSTITUTE OF FUNDAMENTAL RESEARCH,Hyderabad
System: Intel Xeon Phi cluster, 68 CPU nodes, 1360 CPU cores, 4 GPU nodes of a total of 16 NVIDIA K40 GPUs, Cent OS Linux 7.2, 4.45 TB total memory, with Infiniband interconnect.
Processor Socket: Intel Xeon E5-2630V4 @2.2 GHz dual ten-core compute nodes) w/Infiniband
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OEM:Supermicro, Bidder:Netweb
1360 + 46080/2/
43.59 70.85
77 Variable Energy Cyclotron Centre (VECC),Kolkata
System: Dell PowerEdge FX2 Enclosure 2U Chassis. --- 12Nos Server Nodes - Dell™ PowerEdge™ PowerEdge FC630 Server Nodes --- 48Nos 02Nos x Intel Xeon E5-2680 v4/14C/ 2.4GHz,35M Cache,9.60GT/s QPI,Turbo,HT,14C/28T (120W) 800GB Solid State Drive 128GB RAM Total CPU : 96Nos
Processor Socket: PowerEdge FC630 Server Nodes --- 48Nos 02Nos x Intel Xeon E5-2680 v4 2.4GHz,35M Cache,9.60GT/s QPI,Turbo,HT,14C/28T (120W) , 128GB
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OEM:Dell, Bidder:Micropoint
1344//
43.1 51.9
78 Research Centre Imarat,Hyderabad
System: RCI-PGAD-Advanced Numerical Simulation for enabling Research ( ANSER )
Processor Socket: Intel Xeon Processor E5-2670 2.6GHz
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OEM:HP, Bidder:HP
2432/2/
41.95 50.58
79 Institute of Physics(IOP),Bhubaneswar
System: Fujitsu PY CX400 M1 (20 Nodes with dual E5-2680 V3 @ 2.5Ghz processor, 128 GB RAM, 2 Nos. Intel Co-Processor 7120P Total XEON PHI : 40Nos , Fujitsu E5-2680 V3 @ 2.5Ghz processor, 128 GB RAM, 2 Nos. Nvidia Tesla K80
Processor Socket: 20 Nodes with dual E5-2680 V3 @ 2.5Ghz processor, 128 GB RAM, 2 Nos. Intel Co-Processor 7120P,60 CPU Nodes, 40 GPU-K80
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OEM:Fujitsu, Bidder:Micropoint
//
41.79 48
80 National Institute of Technology,Raipur
System: Fujitsu Server PRIMERGY RX2530 M2 One Master node with 54 Compute Nodes/12core per Sockets with Dual E5-2680 V4@ 2.10Ghz processor 128GB RAM connected with Intel OmniPath 100Gbps
Processor Socket: PRIMERGY RX2530 M2 Master node with 54 Nodes/12core per Sockets with Dual E5-2680 V4@ 2.10Ghz processor 128GB RAM connected with Intel OmniPath 100Gbps
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OEM:Fujitsu, Bidder:Wizertech
1296//54
39.5 45.6