H100 PCIe vs RTX 4080

Detailed comparison of specifications, performance, and pricing between NVIDIA H100 PCIe and NVIDIA GeForce RTX 4080

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Overall Winner
H100 PCIe
Wins 4 of 7 categories
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Performance Leader
H100 PCIe
1.5k TFLOPS (+1452%)
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Price Leader
RTX 4080
$$900 (3011% cheaper)
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Best Value ($/TFLOPS)
RTX 4080
$9/TFLOPS
The H100 PCIe is 1452% faster, but the RTX 4080 is 3011% cheaper.

Difference Analysis

Metric
H100 PCIe
Difference
RTX 4080
Tensor TFLOPS
1.5k
+1452%
97.5
VRAM
80GB
+400%
16GB
Memory Bandwidth
2.0 TB/s
+179%
717 GB/s
Hardware Price
$$28k
+3011%
$$900
Cloud Price/hr
$2.39
+378%
$0.500

Full Specifications

Specification H100 PCIe RTX 4080 AMD Radeon RX 7900 XTX
Brand NVIDIA NVIDIA AMD
Series Data Center Consumer Consumer
Architecture Hopper Ada Lovelace RDNA 3
VRAM 80GB 16GB 24GB
VRAM Type HBM2e GDDR6X GDDR6
Memory Bandwidth 2.0 TB/s 717 GB/s 960 GB/s
FP16 TFLOPS 102.0 97.5 122.0
Tensor TFLOPS 1.5k - -
TDP 350W 320W 355W
Form Factor PCIe PCIe -
Hardware Price $$28k $$900 -
Cloud Price (min) $2.39/hr $0.500/hr -

Which Should You Choose?

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For AI Training

Large model training needs maximum VRAM and memory bandwidth.

Recommended: H100 PCIe
80GB VRAM ยท 2.0 TB/s
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For AI Inference

Inference prioritizes throughput and cost efficiency.

Recommended: RTX 4080
Best performance per dollar
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On a Budget

Get the most capability for your money.

Recommended: RTX 4080
$$900 ยท 3011% cheaper
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For Cloud Rental

Minimize hourly costs for cloud workloads.

Recommended: RTX 4080
From $0.500/hr

H100 PCIe vs RTX 4080 FAQ

It depends on your use case. The H100 PCIe offers 1452% better performance (1.5k vs 97.5 TFLOPS). However, the RTX 4080 is 3011% cheaper. For raw performance, choose H100 PCIe. For value, consider your budget and workload requirements.

The H100 PCIe has more VRAM with 80GB compared to 16GB (400% more). More VRAM is crucial for training large models and running inference on bigger batch sizes.

For AI training, the H100 PCIe is generally better due to its larger VRAM (80GB). Large language models and deep learning workloads benefit significantly from more memory. However, if your models fit in 16GB, the cheaper option may be more cost-effective.

The RTX 4080 is 3011% cheaper at $$900 vs $$28k. When considering performance per dollar, evaluate your specific workload requirements to determine the best value.

Upgrading to H100 PCIe would give you 1452% more performance and 400% more VRAM. The upgrade cost difference is approximately $$27k. Consider if your workloads are bottlenecked by current GPU capabilities.