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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 29 fields comparable

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SpecFrontier (OLCF-5)AMD Instinct MI325X
AcceleratorAMD Instinct MI250X—
Bf16 Matrix Tflops Dense—1,307.4
Cabinets74—
Compute Units—304
Cores9,066,176—
CPUAMD 3rd Gen EPYC 64C 2GHz—
Form factor—OAM
Fp16 Matrix Tflops Dense—1,307.4
Fp32 Vector Tflops—163.4
Fp64 Matrix Tflops—163.4
FP8 Matrix Tflops Dense—2,614.9
FP8 Matrix Tflops Sparse—5,229.8
HBM (GB)—256
HBM Type—HBM3E
Installation Year2,021—
INT8 TOPS (dense)—2,614.9
InterconnectHPE Slingshot-11—
LocationDOE/SC/Oak Ridge National Laboratory—
ManufacturerHPE—
Memory bandwidth (TB/s)—6
ModelHPE Cray EX235a—
Pcie GEN—5
Power KW24,607—
Rmax Pflops1,353—
Rpeak Pflops2,055.72—
TBP Watts—1,000
Tf32 Matrix Tflops Dense—653.7
Top500 Rank Jun20263—
Top500 Rank Nov20252—