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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.

Rig A

Cerebras Wafer-Scale Engine 3

Cerebras · accelerator

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Rig B

AMD Instinct MI300X

AMD · accelerator

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0 of 27 fields comparable

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SpecCerebras Wafer-Scale Engine 3AMD Instinct MI300X
Bf16 Matrix Tflops Dense—1,307.4
Compute Units—304
Cores900,000—
DIE Size MM246,225—
Fabric Bandwidth PB S27—
Form factor—OAM
Fp16 Matrix Tflops Dense—1,307.4
Fp32 Vector Tflops—163.4
Fp64 Matrix Tflops—163.4
Fp64 Vector Tflops—81.7
FP8 Matrix Tflops Dense—2,614.9
FP8 Matrix Tflops Sparse—5,229.8
HBM (GB)—192
HBM Type—HBM3
INT8 TOPS (dense)—2,614.9
Matrix Cores—1,216
Memory bandwidth (TB/s)—5.3
Memory Bandwidth PB S21—
ON Chip Sram GB44—
Pcie GEN—5
Peak AI Petaflops125—
Process NodeTSMC 5nm—
Process Node NM—5
TBP Watts—750
Tf32 Matrix Tflops Dense—653.7
Tf32 Matrix Tflops Sparse—1,307.4
Transistors Trillion4—
Compare · Cerebras Wafer-Scale Engine 3 vs AMD Instinct MI300X · MadCoolStuff