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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 28 fields comparable

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SpecAMD Instinct MI325XFrontier (OLCF-5)
AcceleratorAMD Instinct MI250X
Bf16 Matrix Tflops Dense1,307.4
Cabinets74
Compute Units304
Cores9,066,176
CPUAMD 3rd Gen EPYC 64C 2GHz
Form factorOAM
Fp16 Matrix Tflops Dense1,307.4
Fp32 Vector Tflops163.4
Fp64 Matrix Tflops163.4
FP8 Matrix Tflops Dense2,614.9
FP8 Matrix Tflops Sparse5,229.8
HBM (GB)256
HBM TypeHBM3E
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 GEN5
Power KW24,607
Rmax Pflops1,353
Rpeak Pflops2,055.72
TBP Watts1,000
Tf32 Matrix Tflops Dense653.7
Top500 Rank Nov20252
Compare · AMD Instinct MI325X vs Frontier (OLCF-5) · MadCoolStuff