Specifications Compared
| Spec | H200 | RTX-3090 |
|---|---|---|
| TDP | 700W | 350W |
| VRAM | 141 GB | 24 GB |
| CUDA Cores | 16,896 | 10,496 |
| Memory Type | HBM3e | GDDR6X |
| Architecture | Hopper | Ampere |
| Form Factors | SXM, NVL | PCIe |
| Interconnect | NVLink, PCIe 5.0, InfiniBand | NVLink |
| Tensor Cores | 528 | 328 |
| FP8 Performance | 3,958 TFLOPS | |
| FP16 Performance | 1,979 TFLOPS | 35.6 TFLOPS |
| FP32 Performance | 67 TFLOPS | 35.6 TFLOPS |
| FP64 Performance | 34 TFLOPS | |
| INT8 Performance | 3,958 TOPS | |
| Memory Bandwidth | 4,800 GB/s | 936 GB/s |
Performance Analysis
The H200 NVL dominates in compute performance: its 1979 TFLOPS FP16 vastly exceeds the RTX 3090 Ti's 35.6 TFLOPS, accelerating neural network training and inference by orders of magnitude. FP32 performance shows 67 TFLOPS on the H200 NVL against 35.6 TFLOPS on the RTX 3090 Ti, benefiting general-purpose computing. The FP16 to FP32 delta on the H200 NVL highlights optimization for AI training where half-precision suffices, reducing memory usage while maintaining speed; the RTX 3090 Ti's parity in these metrics suits balanced but less demanding workloads. Memory bandwidth of 4800 GB/s on the H200 NVL supports massive batch sizes in training large language models, preventing bottlenecks that limit the RTX 3090 Ti's 936 GB/s to smaller batches. In real-world terms, the H200 NVL handles models requiring over 100 GB VRAM without multi-GPU setups, whereas the RTX 3090 Ti struggles beyond 24 GB, often necessitating quantization or sharding.
Live Cloud Pricing
Real-time prices from 25+ providers. Updated every 60 seconds.
H200 NVL
| Provider | GPU Model | VRAM | Host Specs | Region | Price | Status | Action | |
|---|---|---|---|---|---|---|---|---|
 Vultr | NVIDIA GH200 Grace Hopper 96GB VRAM | 96GB | 72 vCPU 480GB RAM 960GB Storage | Atlanta | $1.99/GPU/hr | Available | ||
 Lambda Labs | NVIDIA GH200 Grace Hopper 96GB VRAM | 96GB | 64 vCPU 432GB RAM 4096GB Storage | Virginia | $2.29/GPU/hr | Available | ||
 Nebius | NVIDIA H200 SXM 141GB VRAM | 141GB | 16 vCPU 200GB RAM | 🌍Europe | $2.45/GPU/hr | |||
 CoreWeave | 8×NVIDIA H200 SXM 141GB VRAM | 141GB | 128 vCPU 0GB RAM 61440GB Storage | United States | $2.58/GPU/hr $20.64/hr total (8×) | |||
 Ori | 4×NVIDIA H200 SXM 141GB VRAM | 141GB | 96 vCPU 960GB RAM 12000GB Storage | London | $3.50/GPU/hr $14.00/hr total (4×) | Available |
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 153GB 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 H200 NVL
Professionals tackling large-scale AI training select the H200 NVL for its 141 GB HBM3e VRAM and 4800 GB/s bandwidth, accommodating full-precision LLMs without model parallelism. Its 1979 TFLOPS FP16 and NVLink, PCIe 5.0, InfiniBand interconnects excel in multi-node clusters. Cloud pricing from $0.50/hr suits enterprise budgets prioritizing speed over cost.
When to Choose the RTX 3090 Ti
Budget-conscious users or hobbyists choose the RTX 3090 Ti for tasks fitting within 24 GB GDDR6X VRAM, such as fine-tuning small models or gaming, at $0.10/hr from cloud providers. Its 350W TDP enables easy deployment in standard PCIe setups without specialized cooling. The 35.6 TFLOPS FP16/FP32 performance delivers value for prototyping where H200 NVL's 700W and $2.39/hr average prove excessive.
Use Cases
The H200 NVL's 141 GB HBM3e VRAM and 4800 GB/s bandwidth support large batch sizes for training billion-parameter LLMs. RTX 3090 Ti's 24 GB limits scale.
1979 TFLOPS FP16 and 3958 TFLOPS FP8 on H200 NVL deliver low-latency inference for huge models. RTX 3090 Ti's 35.6 TFLOPS cannot match throughput.
RTX 3090 Ti suffices for small models within 24 GB VRAM at low $0.25/hr cost. H200 NVL accelerates larger fine-tuning with 141 GB capacity.
RTX 3090 Ti's 35.6 TFLOPS FP16 handles image generation efficiently within 24 GB VRAM. H200 NVL's power is overkill for consumer creative tasks.
H200 NVL's 67 TFLOPS FP32 and InfiniBand suit simulations needing high precision and multi-GPU scaling. RTX 3090 Ti fits lighter computations only.
Frequently Asked Questions
What is the VRAM difference between H200 NVL and RTX 3090 Ti?▾
The H200 NVL provides 141 GB HBM3e VRAM, far exceeding the RTX 3090 Ti's 24 GB GDDR6X. This enables the H200 NVL to load massive datasets or models without splitting. RTX 3090 Ti requires techniques like quantization for larger workloads.
How do cloud prices compare for these GPUs?▾
H200 NVL starts at $0.50/hr with an average of $2.39/hr across 4 offers. RTX 3090 Ti begins at $0.10/hr averaging $0.25/hr over 5 offers. Cost favors RTX 3090 Ti for light use.
Which has higher FP16 performance?▾
H200 NVL achieves 1979 TFLOPS FP16, over 55 times the RTX 3090 Ti's 35.6 TFLOPS. This gap accelerates AI training significantly on H200 NVL. RTX 3090 Ti suits entry-level tasks.
What are the power requirements?▾
H200 NVL draws 700W TDP in SXM or NVL form factors. RTX 3090 Ti uses 350W in PCIe slots. Lower TDP makes RTX 3090 Ti simpler for consumer setups.
Can RTX 3090 Ti use NVLink like H200 NVL?▾
Both support NVLink, but H200 NVL adds PCIe 5.0 and InfiniBand for superior multi-GPU scaling. RTX 3090 Ti's NVLink works in pairs for basic parallelism. H200 NVL excels in clusters.
Is memory bandwidth better on H200 NVL?▾
H200 NVL offers 4800 GB/s, more than 5 times the RTX 3090 Ti's 936 GB/s. Higher bandwidth reduces bottlenecks in data-heavy AI workloads. RTX 3090 Ti performs adequately for smaller batches.
Which is cheaper to rent, the H200 or the RTX 3090?▾
Cloud rental prices for both the H200 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 H200 have compared to the RTX 3090?▾
The H200 has 141 GB of HBM3e memory. The RTX 3090 has 24 GB of GDDR6X memory.
Can I find H200 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 H200 and the RTX 3090?▾
The H200 uses the Hopper architecture (2024) while the RTX 3090 uses Ampere (2020). The H200 delivers 55.6x the FP16 throughput and 5.1x the memory bandwidth of the RTX 3090.