Specifications Compared
| Spec | B200 | RTX-3090 |
|---|---|---|
| TDP | 1000W | 350W |
| VRAM | 192 GB | 24 GB |
| CUDA Cores | 18,432 | 10,496 |
| Memory Type | HBM3e | GDDR6X |
| Architecture | Blackwell | Ampere |
| Form Factors | SXM, NVL | PCIe |
| Interconnect | NVLink, PCIe 6.0, InfiniBand | NVLink |
| Tensor Cores | 576 | 328 |
| FP8 Performance | 9,000 TFLOPS | |
| FP16 Performance | 4,500 TFLOPS | 35.6 TFLOPS |
| FP32 Performance | 90 TFLOPS | 35.6 TFLOPS |
| FP64 Performance | 45 TFLOPS | |
| INT8 Performance | 9,000 TOPS | |
| Memory Bandwidth | 8,000 GB/s | 936 GB/s |
Performance Analysis
B200 NVL dominates compute benchmarks: its 4500 TFLOPS FP16 rate accelerates deep learning training by over 126 times compared to RTX 3090 Ti's 35.6 TFLOPS. The FP32 performance of 90 TFLOPS on B200 NVL edges out 35.6 TFLOPS on RTX 3090 Ti, benefiting simulation workloads. FP8 capability at 9000 TFLOPS on B200 NVL optimizes low-precision inference for large language models.
Memory specs reshape real-world usage: 192 GB HBM3e on B200 NVL handles batch sizes for models exceeding 100 billion parameters, while 24 GB GDDR6X on RTX 3090 Ti caps them at small scales. Bandwidth of 8000 GB/s versus 936 GB/s reduces data bottlenecks, enabling 8.5 times faster model loading and training iterations on B200 NVL. High TDP of 1000W demands robust cooling, unlike RTX 3090 Ti's efficient 350W draw.
Interconnects further diverge: B200 NVL supports NVLink, PCIe 6.0, and InfiniBand for multi-GPU clusters, surpassing RTX 3090 Ti's NVLink in scale.
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 |
RTX 3090 Ti
| Provider | GPU Model | VRAM | Host Specs | Region | Price | Status | Action | |
|---|---|---|---|---|---|---|---|---|
 TensorDock | NVIDIA GeForce RTX 3090 24GB VRAM | 24GB | 0 vCPU 0GB RAM | Wilmington, Delaware | $0.20/GPU/hr | Available | ||
TensorDock | NVIDIA GeForce RTX 3090 24GB VRAM | 24GB | 0 vCPU 0GB RAM | Dallas, Texas | $0.21/GPU/hr | Available | ||
 Vast.ai | 4×NVIDIA GeForce RTX 3090 24GB VRAM | 24GB | 32 vCPU 403GB RAM 104GB Storage | Iceland | $0.25/GPU/hr $1.01/hr total (4×) | Available | ||
Vast.ai | 4×NVIDIA GeForce RTX 3090 24GB VRAM | 24GB | 32 vCPU 252GB RAM 1440GB Storage | Finland | $0.27/GPU/hr $1.07/hr total (4×) | Available | ||
 LeaderGPU | 8×NVIDIA GeForce RTX 3090 24GB VRAM | 24GB | 64 vCPU 384GB RAM 2000GB Storage | Netherlands | $0.29/GPU/hr $2.29/hr total (8×) | Available |
When to Choose the B200 NVL
B200 NVL suits large-scale AI training and inference: its 192 GB VRAM fits trillion-parameter models without sharding, unlike RTX 3090 Ti's 24 GB limit. Users running FP16-heavy workloads benefit from 4500 TFLOPS, ideal for cloud clusters via NVLink and InfiniBand.
Enterprises prioritize B200 NVL for production inference at 9000 TFLOPS FP8, where 8000 GB/s bandwidth sustains high throughput despite $10.50 per hour cost.
When to Choose the RTX 3090 Ti
RTX 3090 Ti excels in budget prototyping: at $0.10 per hour starting, it handles fine-tuning on models under 24 GB VRAM with 35.6 TFLOPS FP16. Consumer setups favor its PCIe form factor and 350W TDP for single-node tasks.
Hobbyists choose RTX 3090 Ti for Stable Diffusion or gaming: five cloud offers average $0.25 per hour, sufficient for 936 GB/s bandwidth in non-enterprise scenarios.
Use Cases
B200 NVL's 192 GB HBM3e VRAM and 4500 TFLOPS FP16 support massive models and large batches. RTX 3090 Ti's 24 GB GDDR6X restricts scale to smaller datasets.
9000 TFLOPS FP8 and 8000 GB/s bandwidth on B200 NVL deliver high-throughput serving. RTX 3090 Ti's 35.6 TFLOPS FP16 limits concurrent requests.
RTX 3090 Ti suffices for models under 24 GB at $0.10 per hour. B200 NVL accelerates larger ones with 90 TFLOPS FP32.
RTX 3090 Ti's 24 GB VRAM and 936 GB/s bandwidth handle image generation efficiently at low cost. B200 NVL overpowers this consumer task.
B200 NVL's 90 TFLOPS FP32 and InfiniBand suit simulations. RTX 3090 Ti's 35.6 TFLOPS FP32 fits basic runs only.
Frequently Asked Questions
Which GPU has more VRAM, B200 NVL or RTX 3090 Ti?▾
B200 NVL provides 192 GB HBM3e VRAM. RTX 3090 Ti offers 24 GB GDDR6X. This 8x difference allows B200 NVL to load much larger AI models.
How do FP16 performance levels compare?▾
B200 NVL achieves 4500 TFLOPS FP16. RTX 3090 Ti reaches 35.6 TFLOPS. B200 NVL thus trains models over 126 times faster in FP16 precision.
What are the cloud pricing differences?▾
B200 NVL starts at $10.50 per hour average across one offer. RTX 3090 Ti begins at $0.10 per hour, averaging $0.25 across five offers. Budget tasks favor RTX 3090 Ti.
Does memory bandwidth differ significantly?▾
B200 NVL delivers 8000 GB/s bandwidth. RTX 3090 Ti provides 936 GB/s. B200 NVL's 8.5x advantage speeds data-intensive workloads.
What are the power requirements?▾
B200 NVL consumes 1000W TDP in SXM or NVL form factors. RTX 3090 Ti uses 350W in PCIe slots. RTX 3090 Ti suits power-constrained environments.
Which supports better multi-GPU scaling?▾
B200 NVL includes NVLink, PCIe 6.0, and InfiniBand. RTX 3090 Ti supports NVLink only only. B200 NVL excels in clusters.
Which is cheaper to rent, the B200 or the RTX 3090?▾
Cloud rental prices for both the B200 and RTX 3090 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 3090?▾
The B200 has 192 GB of HBM3e memory. The RTX 3090 has 24 GB of GDDR6X memory.
Can I find B200 and RTX 3090 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 3090?▾
The B200 uses the Blackwell architecture (2024) while the RTX 3090 uses Ampere (2020). The B200 delivers 126.4x the FP16 throughput and 8.5x the memory bandwidth of the RTX 3090.