B100 vs DGX Spark (GB10)

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Side-by-side GPU comparison: specs, memory, compute performance, and live cloud pricing.

Verdict

B100 has 64 GB more VRAM, making it better suited for large models and long context windows. For compute-bound workloads like training, B100 delivers 14.0× higher FP16 throughput. B100 supports a broader range of models (659 vs 649 from this catalog), giving more flexibility.

Specifications

B100DGX Spark (GB10)
VRAM192 GB128 GB
VRAM TypeHBM3eLPDDR5X
Memory Bandwidth8.0 TB/s0.3 TB/s
FP16 Performance1750 TFLOPS125 TFLOPS
ManufacturerNVIDIANVIDIA
FP8 SupportYesYes
FP4 SupportYesYes

Price / Performance

Based on cheapest single-GPU on-demand pricing. Lower $/TFLOP = better compute value; lower $/GB = better memory value.

B100DGX Spark (GB10)
$/hr (cheapest)
$/TFLOP (compute value)
$/GB VRAM (memory value)

Cloud Pricing

Cheapest on-demand price per provider (single GPU).

B100

No cloud pricing available.

DGX Spark (GB10)

No cloud pricing available.

Model Compatibility

Models from the catalog that fit on each GPU, grouped by required precision.

B100 (659 models)

DGX Spark (GB10) (649 models)

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Pricing data refreshed hourly · Last updated April 11, 2026 · Browse all comparisons