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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 24 fields comparable

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SpecNVIDIA H100Alibaba Qwen3-72B-Instruct (Q4 quant)
BF16 TFLOPS (sparse)1,979
Context Window Tokens K128
Dual Card Count2
Dual Card Vram GB24
Form factorSXM
FP16 TFLOPS (dense)989.5
FP16 TFLOPS (sparse)1,979
FP32 TFLOPS67
FP64 Tensor TFLOPS67
FP64 TFLOPS34
FP8 TFLOPS (dense)1,979
FP8 TFLOPS (sparse)3,958
GPT Version5
HBM (GB)80
INT8 TOPS (sparse)3,958
Memory bandwidth (TB/s)3.35
Memory typeHBM3
NVLink bandwidth (GB/s)900
Parameter Count B72
Qwen Version3
RTX 5090 Pairing Vram GB32
TDP max (W)↓ better700
TF32 TFLOPS (sparse)989
Vram Required GB44
Compare · NVIDIA H100 vs Alibaba Qwen3-72B-Instruct (Q4 quant) · MadCoolStuff