GPU Comparison
NVIDIA A100 PCIe vs NVIDIA A40.
Side-by-side comparison of specs, performance, and cloud rental pricing. NVIDIA A40 is the cheaper option at $0.75/hr.
TL;DR
Choose NVIDIA A100 PCIe if you need 80GB+ on a single GPU (32GB more than NVIDIA A40).
Choose NVIDIA A40 if you want the Ampere architecture or PCIe form factor.
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
Ampere
NVIDIA A40
$0.75/hrCheaper
$0.65-$0.85/hr range · 4 regions
VRAM48GB GDDR6
FP1674.8 TFLOPS
Bandwidth696 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 A100 PCIe
80 GB
NVIDIA A40
48 GB
Memory Bandwidth
NVIDIA A100 PCIe
1.9 TB/s
NVIDIA A40
696 GB/s
FP16 Performance
NVIDIA A100 PCIe
78 TFLOPS
NVIDIA A40
74.8 TFLOPS
Hourly Price
NVIDIA A100 PCIe
$0.98/hr
NVIDIA A40
$0.75/hr
Full specs
Complete spec sheet.
SpecNVIDIA A100 PCIeNVIDIA A40
ArchitectureAmpereAmpere
VRAM80 GB●48 GB
Memory TypeHBM2eGDDR6
Memory Bandwidth1.9 TB/s●696 GB/s
FP32 Performance19.5 TFLOPS37.4 TFLOPS●
FP16 Performance78 TFLOPS●74.8 TFLOPS
INT8 Performance624 TOPS●299 TOPS
TDP300 W300 W
Form FactorPCIePCIe
NVLinkNoNo
Max GPU/Node44
Hourly Price$0.98/hr$0.75/hr●
FAQ
Frequently asked.
Pick a GPU and deploy.
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