Green500 List - November 2025

Rmax and Rpeak values are in PFlop/s. For more details about other fields, check the TOP500 description.

Rpeak values are calculated using the advertised clock rate of the CPU. For the efficiency of the systems you should take into account the Turbo CPU clock rate where it applies.

Green500 Data

Rank TOP500 Rank System Cores Rmax (PFlop/s) Power (kW) Energy Efficiency (GFlops/watts)
401 372 NA4A - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
85,248 3.32 0.000
402 374 SEIRAN - NVIDIA DGX B200, Xeon Platinum 8570 56C 2.1GHz, NVIDIA B200 SXM 180GB, Infiniband NDR200, Ubuntu 24.04.3 LTS, Nvidia
AI Technology Center, Tokyo University of Technology
Japan
15,552 3.30 0.000
403 375 Topaze-cpu - BullSequana XH2000, AMD EPYC 7763 64C 2.45GHz, InfiniBand HDR100, EVIDEN
Commissariat a l'Energie Atomique (CEA)/CCRT
France
110,592 3.26 0.000
404 378 NA13A - Lenovo ThinkSystem SR665 V2, AMD EPYC 7763 64C 2.45GHz, 100G Ethernet, Lenovo
Software Company
United States
156,160 3.20 0.000
405 379 NA13 - Lenovo ThinkSystem SR665 V2, AMD EPYC 7763 64C 2.45GHz, 100G Ethernet, Lenovo
Software Company
United States
156,160 3.20 0.000
406 380 Big Red 200, GPU Partition - HPE Cray EX235n, AMD EPYC 7713 64C 2GHz, NVIDIA A100, Slingshot-10, HPE
Indiana University
United States
31,744 3.19 0.000
407 381 Dream-AI - INSPUR NF5688M6, Intel Xeon Gold 6330 28C 2GHz, NVIDIA A100 SXM4 40 GB, Mellanox HDR Infiniband, Inspur
GIST SCENT
South Korea
36,960 3.18 0.000
408 384 ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
71,680 3.15 0.000
409 385 B5A - ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
71,680 3.15 0.000
410 386 AID1 - ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, Broadcom, Lenovo
Software Company MIR
Ireland
71,680 3.15 0.000
411 387 NOJP1 - ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, Broadcom, Lenovo
Software Company MJP
Japan
71,680 3.15 0.000
412 388 NONY1 - ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, Broadcom, Lenovo
Software Company MNY
Norway
71,680 3.15 0.000
413 389 NO6 - ThinkSystem C2397, Xeon Platinum 8280 28C 2.7GHz, Broadcom, Lenovo
Software Company MUS
United States
71,680 3.15 0.000
414 394 B2G - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MNED
Netherlands
92,160 3.13 0.000
415 395 A1C - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MSG
Singapore
92,160 3.13 0.000
416 396 A5A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
92,160 3.13 0.000
417 397 A1A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
92,160 3.13 0.000
418 398 A1A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
92,160 3.13 0.000
419 399 NO4 - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
92,160 3.13 0.000
420 400 NA8B - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
84,096 3.13 0.000
421 401 NA8A - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
84,096 3.13 0.000
422 402 NA8 - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
84,096 3.13 0.000
423 403 NA8 - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
84,096 3.13 0.000
424 404 NA8Z - Lenovo ThinkSystem SR650 V2, Xeon Platinum 8358 32C 2.6GHz, 100G Ethernet, Lenovo
Software Company
United States
84,096 3.13 0.000
425 407 IronMan - PowerEdge XE9680 Xeon Platinum 8460Y+ 40C 2GHz, AMD Instinct MI300X, Broadcom BCM957608 400G Ethernet, Ubuntu 22.04.5 LTS, DELL
Dell Technologies HPC & AI Innovation Lab
United States
20,096 3.11 0.000
426 409 Lichtenberg II (Phase 2) - ThinkSystem SD650 V3, Xeon Platinum 8470Q 52C 2.1GHz, InfiniBand HDR100, Lenovo
Technische Universitaet Darmstadt
Germany
59,904 3.10 0.000
427 410 VEGA HPC GPU - BullSequana XH2000, AMD EPYC 7H12 64C 2.6GHz, NVIDIA A100, Infiniband HDR, EVIDEN
IZUM
Slovenia
33,600 3.10 0.000
428 411 Lenovo HR650x, Xeon Gold 6133 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
76,000 3.09 0.000
429 414 Medusa - PowerEdge XE9680, Xeon Platinum 8468 48C 2.1GHz, NVIDIA H100, Infiniband NDR400, Ubuntu 22.04.2 LTS, DELL
Dell Technologies HPC & AI Innovation Lab
United States
9,216 3.08 0.000
430 416 Hera - Cray CS500, Xeon Gold 6148 20C 2.4GHz, Infiniband HDR, HPE
NOAA Environmental Security Computer Center
United States
63,840 3.08 0.000
431 418 Jean Zay - HPE SGI 8600, Xeon Gold 6248 20C 2.5GHz, Intel Omni-Path, HPE
CNRS/IDRIS-GENCI
France
61,120 3.05 0.000
432 421 Palmetto2 - PowerEdge R740/R740xd/R750, Xeon 8358/6148/6248/6238R/6258R, NVIDIA Tesla A100 80G/40G, InfiniBand HDR100, DELL
Clemson University
United States
52,080 3.01 0.000
433 422 ARF - ThinkSystem SD650 v3, Xeon Platinum 8480+ 56C 2GHz, Infiniband NDR200, Lenovo
TRUBA
Turkey
55,552 3.00 0.000
434 423 NO3 - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
88,320 3.00 0.000
435 424 Lenovo HR650x, Xeon Gold 6133 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
73,600 2.99 0.000
436 425 FusionServer 2258H V8, AMD EPYC 9755 128C 2.7GHz, Intel Omni-Path 100G, RHEL 9.4, xFusion
Manufacturing Industry (A)
Norway
51,200 2.99 0.000
437 427 HHH1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
80,640 2.98 0.000
438 428 III1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
79,680 2.98 0.000
439 429 Tetralith - Intel H2204XXLRE, Xeon Gold 6130 16C 2.1GHz, Intel Omni-Path, ClusterVision / Hammer
National Supercomputer Centre (NSC)
Sweden
64,512 2.97 0.000
440 430 NEC HPC 124Rj-1, Xeon Platinum 8358 32C 2.6GHz, Intel Omni-Path, NEC
Volkswagen AG at Green Mountain A/S
Norway
53,568 2.96 0.000
441 431 JJJ1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
78,720 2.93 0.000
442 432 Lenovo HR650x, Xeon Gold 6133 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
72,000 2.93 0.000
443 433 A9A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
86,016 2.92 0.000
444 434 A6A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
86,016 2.92 0.000
445 435 Jean - Liqid Cluster, Intel Xeon Platinum 9242 48C 2.3GHz, Infiniband HDR, Liqid
Army Research Laboratory DoD Supercomputing Resource Center (ARL DSRC)
United States
55,296 2.92 0.000
446 436 Castner - HPE Cray EX254n, NVIDIA Grace 72C 3.1GHz, NVIDIA GH200 Superchip, Slingshot-11, HPE Cray OS, HPE
Hewlett Packard Enterprise
United States
13,056 2.92 0.000
447 437 Terabit HPC Bubble - ThinkSystem SR675 V3, AMD EPYC 9654 96C 2.4GHz, NVIDIA H100 80GB HBM3, NVIDIA Infiniband NDR, AlmaLinux 9, Lenovo
INFN-CNAF
Italy
14,400 2.91 0.000
448 438 KKK1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
77,760 2.91 0.000
449 439 Inspur TS10000 HPC Server, Xeon Gold 6248R 24C 3GHz, InfiniBand HDR 100, Inspur
Central South University
China
49,056 2.89 0.000
450 440 LLL1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
76,800 2.88 0.000
451 442 ThinkSystem HR650X, Xeon Gold 6230R 26C 2.1GHz, 10G Ethernet, Lenovo
Service Provider K
China
93,600 2.87 0.000
452 443 A8A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
84,480 2.87 0.000
453 444 A8A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
84,480 2.87 0.000
454 445 A3A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
84,480 2.87 0.000
455 446 A14A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
84,480 2.87 0.000
456 447 A14A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
84,480 2.87 0.000
457 448 ThinkSystem SR650, Xeon Gold 6238 22C 2.1GHz, 10G Ethernet, Lenovo
Financial Services P
China
94,160 2.87 0.000
458 449 MMM1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
75,840 2.86 0.000
459 451 NNN1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
74,880 2.83 0.000
460 452 Freeman - Cray CS500, AMD EPYC 7542 32C 2.9GHz, Mellanox InfiniBand HDR100, HPE
ERDC DSRC
United States
79,104 2.83 0.000
461 453 HPE Cray XD220v, Xeon Platinum 8480+ 56C 2GHz, Infiniband HDR200, Rocky Linux, HPE
Tohoku University, Institute of Fluid Science
Japan
49,728 2.82 0.000
462 454 OOO1 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
73,920 2.80 0.000
463 456 Lenovo HR650x, Xeon Gold 6133 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
68,000 2.78 0.000
464 458 NEC LX HPC 224Rk-1, AMD EPYC 9454 48C 2.75GHz, Intel Omni-Path, NEC
Volkswagen AG at Green Mountain A/S
Norway
59,520 2.78 0.000
465 459 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
72,960 2.77 0.000
466 460 Spartan3 - BullSequana XH2000, AMD EPYC 7763 64C 2.45GHz, Mellanox InfiniBand HDR100, EVIDEN
Atos
France
92,160 2.75 0.000
467 461 ZZ2 - ThinkSystem HR650X, Xeon Gold 6133 20C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
67,200 2.75 0.000
468 462 ThinkSystem SR650, Xeon Gold 6248 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
66,400 2.75 0.000
469 463 ThinkSystem SR650, Xeon Gold 6240 18C 2.6GHz, NVIDIA Tesla V100, Infiniband EDR, Lenovo
Government
China
59,976 2.74 0.000
470 464 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
72,000 2.74 0.000
471 465 VSC-4 - ThinkSystem SD650, Xeon Platinum 8174 24C 3.1GHz, Intel Omni-Path, Lenovo
Vienna Scientific Cluster
Austria
37,920 2.73 0.000
472 467 ZZ3 - ThinkSystem HR650X, Xeon Gold 6133 20C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
66,400 2.72 0.000
473 468 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
71,040 2.71 0.000
474 469 Arka AI/ML - NVIDIA DGX H100, Xeon Platinum 8480C 56C 2GHz, NVIDIA H100 SXM5 80GB, Octo-rail NVIDIA HDR100 Infiniband, Red Hat Enterprise Linux, EVIDEN
Indian Institute of Tropical Meteorology
India
8,176 2.70 0.000
475 470 ZZ4 - ThinkSystem HR650X, Xeon Gold 6133 20C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
65,600 2.69 0.000
476 471 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
70,080 2.68 0.000
477 472 Banting - Cray XC50, Xeon Gold 6148 20C 2.4GHz, Aries interconnect, HPE
Shared Services Canada
Canada
53,200 2.68 0.000
478 473 Hypercluster - NVIDIA DGX-2, Xeon Platinum 8168 24C 2.7GHz, NVIDIA Tesla V100, Mellanox InfiniBand EDR, Nvidia
Microsoft Research
United States
47,808 2.67 0.000
479 474 A14A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MCA
Canada
78,336 2.66 0.000
480 475 NO2 - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
78,336 2.66 0.000
481 476 ZZ5 - ThinkSystem HR650X, Xeon Gold 6133 20C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
64,800 2.66 0.000
482 477 ZZ6 - ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
69,120 2.65 0.000
483 478 ThinkSystem SR590, Xeon Gold 5218 16C 2.3GHz, 10G Ethernet, Lenovo
Cloud Company
China
128,000 2.65 0.000
484 479 Grace - PowerEdge R640/R740/R840, Xeon Gold 6248R/6248R/6248, 24C 3.0GHz, InfiniBand HDR100, DELL
Texas A&M University
United States
43,200 2.64 0.000
485 481 NEA1 - ThinkSystem SR630, Intel Xeon Gold 4214R 12C 2.4GHz, 10G Ethernet, Lenovo
Service Provider NE
China
144,000 2.63 0.000
486 482 FusionServer 2288H V8, Intel Xeon 6972P 96C 2.4GHz, Intel Omni-Path 100G, RHEL 9.4, xFusion
Manufacturing Industry (A)
Norway
41,472 2.62 0.000
487 483 Lenovo HR650x, Xeon Gold 6133 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
64,000 2.62 0.000
488 485 Inspur TS10000, Xeon Gold 6258R 28C 2.7GHz, InfiniBand HDR100, Inspur
Tsinghua University
China
50,400 2.61 0.000
489 486 A7A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
76,800 2.61 0.000
490 487 A7A - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
76,800 2.61 0.000
491 488 A1B - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
76,800 2.61 0.000
492 489 NO1 - ThinkSystem C0366, Xeon Gold 6252 24C 2.1GHz, 100G Ethernet, Lenovo
Software Company MUS
United States
76,800 2.61 0.000
493 490 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
68,160 2.61 0.000
494 492 Daley - Cray XC50, Xeon Gold 6148 20C 2.4GHz, Aries interconnect, HPE
Shared Services Canada
Canada
53,200 2.60 0.000
495 494 HPC3 - Lenovo NeXtScale nx360M5, Xeon E5-2697v4 18C 2.3GHz, Infiniband EDR, NVIDIA Tesla K80, Lenovo
Energy Company (A)
Italy
66,000 2.59 0.000
496 495 ThinkSystem SR650, Xeon Gold 6248 20C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
62,400 2.59 0.000
497 497 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 25G Ethernet, Lenovo
Service Provider T
China
64,320 2.58 0.000
498 498 ThinkSystem HR650X, Xeon Gold 6230R 26C 2.1GHz, 10G Ethernet, Lenovo
Service Provider K
China
83,200 2.58 0.000
499 499 ASPIRE 2A (CPU Partition) - HPE Cray EX425, AMD EPYC 7713 64C 2GHz, Slingshot-10, HPE
National Supercomputing Centre Singapore
Singapore
98,304 2.58 0.000
500 500 ThinkSystem HR650X, Xeon Gold 6233 24C 2.5GHz, 10G Ethernet, Lenovo
Service Provider T
China
67,200 2.57 0.000