GPU comparison · live prices
H100 vs B300: price per hour and cost per token
The default for serving 70B-class models: one node of 8 fits Llama 3.1 405B in FP8. Blackwell Ultra: twice the H200’s memory, so one node of 8 holds the largest open models with room for long contexts.
Prices observed 12m ago · refreshed every 15 minutes
| NVIDIA H100 | NVIDIA B300 | |
|---|---|---|
| Memory | 80 GB HBM3 | 288 GB HBM3e |
| Memory bandwidth | 3.35 TB/s | 8.0 TB/s |
| Cheapest on-demandper GPU-hour | $2.20Vast.ai | $8.99RunPod |
| Cheapest spotper GPU-hour | $1.00Nebius · availability not published | $9.30Nebius · availability not published |
| Providers in stock | 4 | 2 |
Per GPU-hour on demand, the B300 costs 4.08× the H100. Per token, that depends on the model:
Cost per 1M output tokens
Cheapest on-demand offer, GPUs per replica to fit the model, 60% average utilization.
H100 is cheaper per token for 5 of these models and B300 for 1: it depends on model size.
| Model | H100 | B300 |
|---|---|---|
| Llama 3.1 8BBF16 | $0.18 1× GPUs · ~5,025 tok/s | $0.27 1× GPUs · ~12,000 tok/s |
| Qwen 2.5 32BFP8 | $0.37 1× GPUs · ~2,474 tok/s | $0.54 1× GPUs · ~5,908 tok/s |
| Llama 3.3 70BFP8 | $0.81 2× GPUs · ~2,278 tok/s | $1.18 1× GPUs · ~2,720 tok/s |
| Mixtral 8x22BFP8 | $0.45 4× GPUs · ~8,246 tok/s | $0.65 1× GPUs · ~4,923 tok/s |
| Llama 3.1 405BFP8 | $4.64 8× GPUs · ~1,588 tok/s | $6.78 2× GPUs · ~948 tok/s |
| DeepSeek V3 (671B MoE)FP8 | — Doesn’t fit on 8 | $0.62 4× GPUs · ~20,757 tok/s |
Estimates: tokens/s from memory bandwidth with batched serving, not a benchmark. Check each provider before you buy.