Specifications Compared
| Spec | B200 | RTX A6000 |
|---|---|---|
| TDP | 1000W | 300W |
| VRAM | 180-192 GB | 48 GB |
| CUDA Cores | 18,432 | 10,752 |
| FP4 (dense) | 9,000 TFLOPS | Not published |
| FP8 (dense) | 4,500 TFLOPS | Not published |
| Memory Type | HBM3e | GDDR6 |
| Architecture | Blackwell | Ampere |
| FP16 (dense) | 2,250 TFLOPS | 154.8 TFLOPS |
| Form Factors | SXM, NVL | PCIe |
| INT8 (dense) | 4,500 TOPS | 309.7 TOPS |
| Interconnect | NVLink, PCIe 6.0, InfiniBand | NVLink, PCIe 4.0 |
| Tensor Cores | 576 | 336 |
| FP32 Performance | 75 TFLOPS | 38.7 TFLOPS |
| FP64 Performance | 37 TFLOPS | Not published |
| Memory Bandwidth | 8,000 GB/s | 768 GB/s |
| FP4 (with sparsity) | 18,000 TFLOPS | Not published |
| FP8 (with sparsity) | 9,000 TFLOPS | Not published |
| FP16 (with sparsity) | 4,500 TFLOPS | 309.6 TFLOPS |
| INT8 (with sparsity) | 9,000 TOPS | 619.4 TOPS |
Performance Analysis
The FP16 dense rating of 2250 TFLOPS on the B200 exceeds the FP16 dense rating of 154.8 TFLOPS on the RTX A6000 by a factor of fourteen while the FP16 with sparsity rating of 4500 TFLOPS on the B200 exceeds the FP16 with sparsity rating of 309.6 TFLOPS on the RTX A6000 by the same factor. This delta means the B200 supports substantially larger model training batches and faster inference throughput in dense FP16 workloads compared to the RTX A6000. Memory bandwidth of 8000 GB/s on the B200 versus 768 GB/s on the RTX A6000 allows the B200 to sustain larger batch sizes during both training and inference without memory bottlenecks.
Current On-Demand Offers
Cheapest secure on-demand offer per provider that is reported in stock right now, per GPU per hour; multi-GPU instances show the whole-instance price alongside. Deploy opens the DeployGPU console for providers on the platform, otherwise the provider's own site. Stock is rechecked every minute.
B200
| Provider | Region | GPUs | Per GPU / hr | Instance / hr | Deploy |
|---|---|---|---|---|---|
| RunPod | global | 1 | $7.99 | — | Deploy |
| Vast.ai | , US | 4 | $9.00 | $36.00 | Deploy |
2 providers in stock, 2 offers. All B200 offers, price history and alerts
RTX A6000
| Provider | Region | GPUs | Per GPU / hr | Instance / hr | Deploy |
|---|---|---|---|---|---|
| LeaderGPU | The Netherlands | 8 | $0.44 | $3.54 | Deploy |
| QuantaCloud | us-midwest-3 | 4 | $0.48 | $1.92 | Deploy |
| Massed Compute | us-central-2 | 2 | $0.55 | $1.10 | Deploy |
| RunPod | global | 1 | $0.59 | — | Deploy |
| VERDA | FIN-HEL | 4 | $0.76 | $3.02 | Deploy |
6 providers in stock, 44 offers (cheapest per provider shown). All RTX A6000 offers, price history and alerts
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When to Choose the B200
The B200 suits workloads that require the FP8 dense rating of 4500 TFLOPS or the FP4 dense rating of 9000 TFLOPS for large scale model operations. Its 1000W TDP and SXM or NVL form factors align with data center deployments that need the 8000 GB/s memory bandwidth for extensive batch processing.
When to Choose the RTX A6000
The RTX A6000 fits environments limited to 300W TDP and PCIe form factors where the INT8 dense rating of 309.7 TOPS meets moderate inference demands. Its 48 GB GDDR6 memory and 768 GB/s bandwidth support smaller scale tasks without the infrastructure requirements of the B200.
Use Cases
The B200 FP16 dense rating of 2250 TFLOPS supports larger models than the RTX A6000 FP16 dense rating of 154.8 TFLOPS.
The B200 FP8 dense rating of 4500 TFLOPS enables higher throughput than the RTX A6000 INT8 dense rating of 309.7 TOPS.
The B200 memory bandwidth of 8000 GB/s sustains larger batches than the RTX A6000 memory bandwidth of 768 GB/s.
The RTX A6000 TDP of 300W fits power constrained setups while its FP32 rating of 38.7 TFLOPS handles image generation.
The B200 FP32 rating of 75 TFLOPS exceeds the RTX A6000 FP32 rating of 38.7 TFLOPS for numerical simulations.
Frequently Asked Questions
How does the memory of the B200 compare to the RTX A6000?▾
The B200 provides 180 to 192 GB of HBM3e memory while the RTX A6000 provides 48 GB of GDDR6 memory. This difference affects the scale of models that each GPU can hold during operation.
What is the FP16 dense performance difference between the B200 and RTX A6000?▾
The B200 delivers an FP16 dense rating of 2250 TFLOPS while the RTX A6000 delivers an FP16 dense rating of 154.8 TFLOPS. The B200 therefore processes dense FP16 workloads at a higher rate.
How do the TDP values of the B200 and RTX A6000 differ?▾
The B200 has a TDP of 1000W while the RTX A6000 has a TDP of 300W. This affects power and cooling requirements in deployment.
Which GPU has higher memory bandwidth, the B200 or the RTX A6000?▾
The B200 has memory bandwidth of 8000 GB/s while the RTX A6000 has memory bandwidth of 768 GB/s. Higher bandwidth on the B200 supports faster data movement for large datasets.
What FP32 ratings do the B200 and RTX A6000 carry?▾
The B200 carries an FP32 rating of 75 TFLOPS while the RTX A6000 carries an FP32 rating of 38.7 TFLOPS. The B200 therefore provides greater floating point performance in FP32 tasks.
Which is cheaper to rent, the B200 or the RTX A6000?▾
Cloud rental prices for both the B200 and RTX A6000 vary by provider, configuration, and availability. This page shows live pricing from 25+ providers updated every 60 seconds. Scroll to the Live Cloud Pricing section to compare current rates.
How much VRAM does the B200 have compared to the RTX A6000?▾
The B200 has 180 to 192 GB of HBM3e memory. The RTX A6000 has 48 GB of GDDR6 memory.
Can I find B200 and RTX A6000 GPUs available to rent right now?▾
Yes. This page shows real-time availability across 25+ cloud GPU providers. The Live Cloud Pricing section displays only in-stock offers with current pricing.
What is the main difference between the B200 and the RTX A6000?▾
The B200 uses the Blackwell architecture (2024) while the RTX A6000 uses Ampere (2020). The B200 delivers 14.5x the dense FP16 throughput (2,250 vs 154.8 TFLOPS, both without sparsity) and 10.4x the memory bandwidth of the RTX A6000.
Rent these GPUs
Each GPU page lists every current on-demand offer by provider, per GPU-hour, updated every minute.
Related comparisons
How this page is made
- Specifications come from the NVIDIA, AMD and Intel datasheets for the B200 and the RTX A6000. Dense and sparse throughput are listed separately.
- Prices and availability are live: every offer shown is an in-stock, on-demand listing from a provider we track, rechecked every minute.
- The written comparison (overview, performance notes, when to choose each card, verdict, use cases and FAQ) was drafted with an AI model from the specification table above and passed an automated check that rejects any figure not in that table. It was last generated on . It contains no prices; those are always read live.
- Read how we collect the data, or report an error on this page.
Next steps
- Rent B200Every current offer by provider, daily price history and a price alert.
- Rent RTX A6000Every current offer by provider, daily price history and a price alert.
- GPU price indexHow on-demand prices for the major GPUs have moved, updated daily.
- All GPUsEvery GPU we track, with current lows and provider counts.