GPU Comparison
NVIDIA H100 PCIe vs NVIDIA RTX 3090.
Side-by-side comparison of specs, performance, and cloud rental pricing. NVIDIA RTX 3090 is the cheaper option at $0.22/hr.
TL;DR
Choose NVIDIA H100 PCIe if you need 80GB+ on a single GPU (56GB more than NVIDIA RTX 3090).
Choose NVIDIA H100 PCIe if you need raw FP16 throughput (44% faster than NVIDIA RTX 3090).
Switch comparison
vs
Hopper
NVIDIA H100 PCIe
$1.40/hr
$1.25-$1.55/hr range · 8 regions
VRAM80GB HBM3
FP16102 TFLOPS
Bandwidth2.0 TB/s
Ampere
NVIDIA RTX 3090
$0.22/hrCheaper
$0.12-$0.28/hr range · 4 regions
VRAM24GB GDDR6X
FP1671 TFLOPS
Bandwidth936 GB/s
At a glance
Spec by spec.
Visual comparison across the four specs that matter most for AI workloads. Green bar marks the winner.
VRAM
NVIDIA H100 PCIe
80 GB
NVIDIA RTX 3090
24 GB
Memory Bandwidth
NVIDIA H100 PCIe
2.0 TB/s
NVIDIA RTX 3090
936 GB/s
FP16 Performance
NVIDIA H100 PCIe
102 TFLOPS
NVIDIA RTX 3090
71 TFLOPS
Hourly Price
NVIDIA H100 PCIe
$1.40/hr
NVIDIA RTX 3090
$0.22/hr
Full specs
Complete spec sheet.
SpecNVIDIA H100 PCIeNVIDIA RTX 3090
ArchitectureHopperAmpere
VRAM80 GB●24 GB
Memory TypeHBM3GDDR6X
Memory Bandwidth2.0 TB/s●936 GB/s
FP32 Performance51 TFLOPS●35.6 TFLOPS
FP16 Performance102 TFLOPS●71 TFLOPS
INT8 Performance2040 TOPS●284 TOPS
TDP350 W350 W
Form FactorPCIeConsumer
NVLinkNoYes
Max GPU/Node42
Hourly Price$1.40/hr$0.22/hr●
FAQ
Frequently asked.
Pick a GPU and deploy.
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