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MCS · Rigs · Compare

Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

0 of 35 fields comparable

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SpecFrontier (OLCF-5)NVIDIA GB200 NVL72
AcceleratorAMD Instinct MI250X—
Blackwell Gpus—72
Cabinets74—
Compute Trays—18
Cooling—liquid
Cores9,066,176—
CPUAMD 3rd Gen EPYC 64C 2GHz—
CPU Memory Bandwidth TB S—14
CPU Memory Lpddr5x TB—17
Fp16 Bf16 Pflops—360
FP32 TFLOPS—5,760
FP64 TFLOPS—2,880
FP8 FP6 Pflops—720
GPU Memory Bandwidth TB S—576
Grace Cpus—36
Installation Year2,021—
Int8 Pops—720
InterconnectHPE Slingshot-11—
LocationDOE/SC/Oak Ridge National Laboratory—
ManufacturerHPE—
ModelHPE Cray EX235a—
Nvfp4 Pflops Dense—720
Nvfp4 Pflops Sparse—1,440
Nvlink Generation—5
Nvswitch Trays—9
Power KW24,607—
Rack Power KW Approx—120
Rmax Pflops1,353—
Rpeak Pflops2,055.72—
Tf32 Pflops—180
Top500 Rank Jun20263—
Top500 Rank Nov20252—
Total ARM Cores—2,592
Total Hbm3e TB—13.4
Total Nvlink Bandwidth TB S—130