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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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SpecFrontier (OLCF-5)AMD Instinct MI355X
AcceleratorAMD Instinct MI250X
Bf16 Matrix Pflops Dense5
Cabinets74
Compute Units256
Cores9,066,176
CPUAMD 3rd Gen EPYC 64C 2GHz
Form factorOAM (liquid-cooled)
Fp16 Matrix Pflops Dense5
Fp32 Vector Tflops157.3
FP4 Matrix Pflops Dense20.1
FP6 Matrix Pflops Dense20.1
Fp64 Matrix Tflops78.6
FP8 Matrix Pflops Dense10.1
HBM (GB)288
HBM TypeHBM3E
Installation Year2,021
InterconnectHPE Slingshot-11
LocationDOE/SC/Oak Ridge National Laboratory
ManufacturerHPE
Memory bandwidth (TB/s)8
ModelHPE Cray EX235a
Pcie GEN5
Power KW24,607
Process Node NM3
Rmax Pflops1,353
Rpeak Pflops2,055.72
TBP Watts1,400
Top500 Rank Nov20252
Compare · Frontier (OLCF-5) vs AMD Instinct MI355X · MadCoolStuff