GPU Comparison
NVIDIA A100 PCIe vs NVIDIA RTX 4090.
Side-by-side comparison of specs, performance, and cloud rental pricing. NVIDIA RTX 4090 is the cheaper option at $0.36/hr.
TL;DR
Choose NVIDIA A100 PCIe if you need 80GB+ on a single GPU (56GB more than NVIDIA RTX 4090).
Choose NVIDIA RTX 4090 if you need raw FP16 throughput (112% faster than NVIDIA A100 PCIe).
Switch comparison
vs
Ampere
NVIDIA A100 PCIe
$0.98/hr
$0.85-$1.10/hr range · 8 regions
VRAM80GB HBM2e
FP1678 TFLOPS
Bandwidth1.9 TB/s
Ada Lovelace
NVIDIA RTX 4090
$0.36/hrCheaper
$0.16-$0.37/hr range · 9 regions
VRAM24GB GDDR6X
FP16165 TFLOPS
Bandwidth1.0 TB/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 A100 PCIe
80 GB
NVIDIA RTX 4090
24 GB
Memory Bandwidth
NVIDIA A100 PCIe
1.9 TB/s
NVIDIA RTX 4090
1.0 TB/s
FP16 Performance
NVIDIA A100 PCIe
78 TFLOPS
NVIDIA RTX 4090
165 TFLOPS
Hourly Price
NVIDIA A100 PCIe
$0.98/hr
NVIDIA RTX 4090
$0.36/hr
Full specs
Complete spec sheet.
SpecNVIDIA A100 PCIeNVIDIA RTX 4090
ArchitectureAmpereAda Lovelace
VRAM80 GB●24 GB
Memory TypeHBM2eGDDR6X
Memory Bandwidth1.9 TB/s●1.0 TB/s
FP32 Performance19.5 TFLOPS82.6 TFLOPS●
FP16 Performance78 TFLOPS165 TFLOPS●
INT8 Performance624 TOPS661 TOPS●
TDP300 W450 W
Form FactorPCIeConsumer
NVLinkNoNo
Max GPU/Node42
Hourly Price$0.98/hr$0.36/hr●
FAQ
Frequently asked.
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