H100 SXM5 vs RTX 5070 Ti

HoppervsBlackwellUpdated 35 days ago

The H100 SXM5 emerges as the clear winner for prevalent AI workloads like model training and inference. Its 1979 TFLOPS FP16, 80 to 94 GB VRAM, and 3350 GB/s bandwidth enable scaling to production levels unattainable by the RTX 5070 Ti's 40.6 TFLOPS and 12 GB constraints, despite higher $3.55 per hour costs.

H100 SXM5 from $1.90/hr

Specifications Compared

SpecH100RTX-5070
TDP700W250W
VRAM80-94 GB12 GB
CUDA Cores16,8966,144
Memory TypeHBM3GDDR7
ArchitectureHopperBlackwell
Form FactorsSXM5, PCIe, NVLPCIe
InterconnectNVLink, PCIe 5.0, InfiniBand
Tensor Cores528192
FP8 Performance3,958 TFLOPS
FP16 Performance1,979 TFLOPS40.6 TFLOPS
FP32 Performance67 TFLOPS40.6 TFLOPS
FP64 Performance34 TFLOPS
INT8 Performance3,958 TOPS650 TOPS
Memory Bandwidth3,350 GB/s448 GB/s

Performance Analysis

The H100 SXM5's 1979 TFLOPS FP16 performance dwarfs the RTX 5070 Ti's 40.6 TFLOPS: this disparity accelerates deep learning training, where FP16 reduces precision for speed without major accuracy loss. In FP32 tasks requiring full precision, the H100's 67 TFLOPS edges out the 40.6 TFLOPS of the RTX 5070 Ti, benefiting scientific simulations and certain inference pipelines. FP8 capability at 3958 TFLOPS on the H100 further optimizes quantized inference for large language models. Memory bandwidth tells a similar story: 3350 GB/s on the H100 supports massive batch sizes in training, minimizing data loading bottlenecks, whereas 448 GB/s on the RTX 5070 Ti constrains throughput for memory-intensive operations. VRAM capacity seals the gap: 80 to 94 GB enables handling models exceeding 12 GB limits of the RTX 5070 Ti, preventing out-of-memory errors in fine-tuning or multi-GPU setups. Power draw reflects intent: 700W TDP for sustained datacenter loads versus 250W for efficient consumer use.

Live Cloud Pricing

Real-time prices from 25+ providers. Updated every 60 seconds.

H100 SXM5

ProviderGPU ModelVRAMHost SpecsRegionPriceStatusAction
Hyperstack
Hyperstack
4×NVIDIA H100 PCIe
80GB VRAM
$1.90/GPU/hr
$7.60/hr total (4×)
Available
Hyperstack
Hyperstack
2×NVIDIA H100 PCIe
80GB VRAM
$1.90/GPU/hr
$3.80/hr total (2×)
Available
Hyperstack
Hyperstack
8×NVIDIA H100 PCIe
80GB VRAM
$1.90/GPU/hr
$15.20/hr total (8×)
Available
Hyperstack
Hyperstack
NVIDIA H100 PCIe
80GB VRAM
$1.90/GPU/hr
Available
Hyperstack
Hyperstack
8×NVIDIA H100 PCIe
80GB VRAM
$1.95/GPU/hr
$15.60/hr total (8×)
Available

Compare real-time pricing across 25+ providers

When to Choose the H100 SXM5

Select the H100 SXM5 for large-scale LLM training or inference clusters demanding 80 to 94 GB VRAM and 3350 GB/s bandwidth. Its 1979 TFLOPS FP16 handles billion-parameter models with large batches, ideal for research labs or enterprises via NVLink and InfiniBand interconnects. Cloud pricing from $0.80 per hour suits production where throughput justifies $3.55 per hour average costs.

When to Choose the RTX 5070 Ti

Opt for the RTX 5070 Ti in budget prototyping, gaming, or small-scale inference with 12 GB VRAM and 250W TDP. Its Blackwell architecture delivers 40.6 TFLOPS FP16 at $0.10 per hour from cloud offers, perfect for developers testing quantized models or Stable Diffusion without datacenter overhead. PCIe form factor simplifies single-node deployments.

Use Cases

LLM Training
H100 SXM5

The H100 SXM5's 1979 TFLOPS FP16 and 80 to 94 GB HBM3 VRAM manage massive datasets and large batch sizes essential for training billion-parameter models. The RTX 5070 Ti's 12 GB VRAM limits scale.

LLM Inference
H100 SXM5

H100 SXM5 supports high-throughput inference with 3958 TFLOPS FP8 and 3350 GB/s bandwidth for unquantized large models. RTX 5070 Ti suits only smaller or heavily quantized payloads.

Fine-tuning
H100 SXM5

80 to 94 GB VRAM on H100 SXM5 accommodates full model loading during fine-tuning of large LLMs. 12 GB on RTX 5070 Ti restricts to parameter-efficient methods.

Stable Diffusion
RTX 5070 Ti

RTX 5070 Ti's 40.6 TFLOPS FP16 and 250W TDP deliver efficient image generation at $0.10 per hour. H100 SXM5 overkill for consumer-scale diffusion tasks.

Scientific Computing
H100 SXM5

H100 SXM5's 67 TFLOPS FP32 and NVLink interconnect excel in parallel simulations. RTX 5070 Ti's lower specs suffice only for modest computations.

Frequently Asked Questions

What is the VRAM difference between H100 SXM5 and RTX 5070 Ti?

The H100 SXM5 provides 80 to 94 GB HBM3 VRAM, far exceeding the RTX 5070 Ti's 12 GB GDDR7. This enables larger models on H100 without memory swapping. RTX 5070 Ti fits smaller AI tasks or gaming.

How do cloud prices compare for these GPUs?

H100 SXM5 rentals start at $0.80 per hour, averaging $3.55 per hour across 35 offers. RTX 5070 Ti begins at $0.10 per hour, averaging $0.19 per hour over 2 offers. Budget favors RTX for light use.

Which has higher FP16 performance?

H100 SXM5 achieves 1979 TFLOPS FP16, over 48 times the RTX 5070 Ti's 40.6 TFLOPS. This boosts training speed on H100. Inference sees similar gains.

What are the power requirements?

H100 SXM5 draws 700W TDP for datacenter endurance. RTX 5070 Ti uses 250W, suiting desktops or low-power clouds. Efficiency varies by workload.

Which architecture is newer?

RTX 5070 Ti employs Blackwell from 2025, post-Hopper 2022 of H100 SXM5. Blackwell offers consumer optimizations, Hopper prioritizes datacenter scale.

Can RTX 5070 Ti handle LLM inference?

RTX 5070 Ti manages inference for models under 12 GB VRAM at 40.6 TFLOPS FP16. Larger models require H100 SXM5's 80 to 94 GB capacity.

Which is cheaper to rent, the H100 or the RTX 5070?

Cloud rental prices for both the H100 and RTX 5070 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 H100 have compared to the RTX 5070?

The H100 has 80 to 94 GB of HBM3 memory. The RTX 5070 has 12 GB of GDDR7 memory.

Can I find H100 and RTX 5070 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 H100 and the RTX 5070?

The H100 uses the Hopper architecture (2022) while the RTX 5070 uses Blackwell (2025). The H100 delivers 48.7x the FP16 throughput and 7.5x the memory bandwidth of the RTX 5070.

H100 SXM5 vs RTX 5070 Ti: 48.7x FP16 Gap, 94GB vs 12GB | GPUPerHour