Specifications Compared
| Spec | B200 | RTX-3080 |
|---|---|---|
| TDP | 1000W | 320W |
| VRAM | 192 GB | 10-12 GB |
| CUDA Cores | 18,432 | 8,704 |
| Memory Type | HBM3e | GDDR6X |
| Architecture | Blackwell | Ampere |
| Form Factors | SXM, NVL | PCIe |
| Interconnect | NVLink, PCIe 6.0, InfiniBand | |
| Tensor Cores | 576 | 272 |
| FP8 Performance | 9,000 TFLOPS | |
| FP16 Performance | 4,500 TFLOPS | 29.8 TFLOPS |
| FP32 Performance | 90 TFLOPS | 29.8 TFLOPS |
| FP64 Performance | 45 TFLOPS | |
| INT8 Performance | 9,000 TOPS | |
| Memory Bandwidth | 8,000 GB/s | 760 GB/s |
Performance Analysis
The B200 NVL's 4500 TFLOPS FP16 vastly outpaces the RTX 3080 Ti's 29.8 TFLOPS: this enables AI training with mixed precision to complete over 150 times faster on large models. Inference benefits similarly from 9000 TFLOPS FP8 on the B200, reducing latency for high-throughput serving that the RTX 3080 Ti cannot match.
FP32 performance shows the B200 at 90 TFLOPS versus 29.8 TFLOPS on the RTX 3080 Ti: traditional simulations gain three-fold speedup. Memory bandwidth of 8000 GB/s on the B200 supports batch sizes 10 times larger than the RTX 3080 Ti's 760 GB/s, minimizing data loading stalls in deep learning pipelines.
Power efficiency differs markedly with the B200's 1000W TDP delivering 4.5 TFLOPS per watt in FP16, compared to the RTX 3080 Ti's 0.09 TFLOPS per watt: this favors sustained datacenter runs over short consumer bursts.
Live Cloud Pricing
Real-time prices from 25+ providers. Updated every 60 seconds.
B200 NVL
| Provider | GPU Model | VRAM | Host Specs | Region | Price | Status | Action | |
|---|---|---|---|---|---|---|---|---|
 Nebius | NVIDIA B200 SXM 192GB VRAM | 192GB | 20 vCPU 224GB RAM | 🌍Europe | $3.95/GPU/hr | |||
 Cirrascale | 8×NVIDIA B200 SXM 192GB VRAM | 192GB | 192 vCPU 2048GB RAM 43923GB Storage | United States | $4.79/GPU/hr $38.32/hr total (8×) | |||
Cirrascale | 8×NVIDIA B200 SXM 192GB VRAM | 192GB | 192 vCPU 2048GB RAM 43923GB Storage | United States | $5.39/GPU/hr $43.12/hr total (8×) | |||
Cirrascale | 8×NVIDIA B200 SXM 192GB VRAM | 192GB | 192 vCPU 2048GB RAM 43923GB Storage | United States | $5.69/GPU/hr $45.52/hr total (8×) | |||
 RunPod | NVIDIA B200 SXM 192GB VRAM | 192GB | 28 vCPU 283GB RAM | California | $5.89/GPU/hr |
When to Choose the B200 NVL
Select the B200 NVL for large-scale LLM training or inference: 192 GB VRAM accommodates models exceeding 100 billion parameters, and 4500 TFLOPS FP16 accelerates iterations. Multi-GPU setups via NVLink suit distributed computing at $10.50 per hour.
Enterprise deployments demanding 8000 GB/s bandwidth benefit: scientific simulations or fine-tuning on vast datasets avoid memory constraints plaguing the RTX 3080 Ti.
When to Choose the RTX 3080 Ti
Choose the RTX 3080 Ti for budget prototyping or gaming-assisted compute: at $0.08 per hour, its 12 GB VRAM handles small fine-tuning or Stable Diffusion without excess cost.
Light inference on models under 7 billion parameters fits perfectly: 29.8 TFLOPS FP16 and 320W TDP enable quick tests on PCIe instances across multiple providers.
Use Cases
The B200 NVL's 192 GB VRAM and 4500 TFLOPS FP16 support training models with hundreds of billions of parameters. The RTX 3080 Ti's 12 GB limit restricts it to tiny datasets.
9000 TFLOPS FP8 on the B200 NVL enables high-throughput serving of large models. RTX 3080 Ti's 29.8 TFLOPS FP16 suits only sub-7B parameter inference.
192 GB HBM3e handles full model fine-tuning with large batches via 8000 GB/s bandwidth. RTX 3080 Ti requires heavy quantization due to 12 GB VRAM.
RTX 3080 Ti's 12 GB VRAM and 29.8 TFLOPS FP16 generate images efficiently at $0.08 per hour. B200 NVL overkill for single-user creative tasks.
B200 NVL's 90 TFLOPS FP32 and NVLink scaling accelerate simulations on massive grids. RTX 3080 Ti's 29.8 TFLOPS limits complex analyses.
Frequently Asked Questions
How much VRAM does the B200 NVL have compared to RTX 3080 Ti?▾
The B200 NVL provides 192 GB HBM3e VRAM, while the RTX 3080 Ti offers 12 GB GDDR6X. This 16-fold difference allows the B200 to load enormous models without swapping.
What are the cloud rental prices for these GPUs?▾
B200 NVL averages $10.50 per hour from one provider. RTX 3080 Ti starts at $0.08 per hour, averaging $0.14 across four offers.
Which GPU has higher FP16 performance?▾
The B200 NVL achieves 4500 TFLOPS FP16, dwarfing the RTX 3080 Ti's 29.8 TFLOPS. Training speeds improve dramatically on the B200.
Can RTX 3080 Ti handle LLM inference?▾
RTX 3080 Ti manages inference for models up to 7 billion parameters with 12 GB VRAM. Larger models require the B200 NVL's 192 GB.
What is the memory bandwidth gap?▾
B200 NVL delivers 8000 GB/s, over 10 times the RTX 3080 Ti's 760 GB/s. Larger batches process faster on the B200 without bottlenecks.
Which is better for multi-GPU setups?▾
B200 NVL supports NVLink and InfiniBand for clustering. RTX 3080 Ti lacks advanced interconnects, limiting scalability.
Which is cheaper to rent, the B200 or the RTX 3080?▾
Cloud rental prices for both the B200 and RTX 3080 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 3080?▾
The B200 has 192 GB of HBM3e memory. The RTX 3080 has 10 to 12 GB of GDDR6X memory.
Can I find B200 and RTX 3080 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 3080?▾
The B200 uses the Blackwell architecture (2024) while the RTX 3080 uses Ampere (2020). The B200 delivers 151.0x the FP16 throughput and 10.5x the memory bandwidth of the RTX 3080.