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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 30 fields comparable

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SpecFrontier (OLCF-5)NVIDIA H100
AcceleratorAMD Instinct MI250X—
BF16 TFLOPS (sparse)—1,979
Cabinets74—
Cores9,066,176—
CPUAMD 3rd Gen EPYC 64C 2GHz—
Form factor—SXM
FP16 TFLOPS (dense)—989.5
FP16 TFLOPS (sparse)—1,979
FP32 TFLOPS—67
FP64 Tensor TFLOPS—67
FP64 TFLOPS—34
FP8 TFLOPS (dense)—1,979
FP8 TFLOPS (sparse)—3,958
HBM (GB)—80
Installation Year2,021—
INT8 TOPS (sparse)—3,958
InterconnectHPE Slingshot-11—
LocationDOE/SC/Oak Ridge National Laboratory—
ManufacturerHPE—
Memory bandwidth (TB/s)—3.35
Memory type—HBM3
ModelHPE Cray EX235a—
NVLink bandwidth (GB/s)—900
Power KW24,607—
Rmax Pflops1,353—
Rpeak Pflops2,055.72—
TDP max (W)↓ better—700
TF32 TFLOPS (sparse)—989
Top500 Rank Jun20263—
Top500 Rank Nov20252—