NVIDIA A100 40GB SXM

Data center GPU · Ampere

Summary

One of four A100 configurations, this GPU is well-suited to multi-GPU training or other workloads where GPU-to-GPU communication is important. The newer A100 SXM 80GB has twice as much VRAM as this GPU, and is generally more widely available.

Launched
Q3 2020
VRAM
40 GB
Mem. bandwidth
1,555 GB/s
On-demand from
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Tech specs

VRAM 40 GB HBM2
Memory bandwidth 1,555 GB/s
Interface SXM
CUDA cores 6,912
Tensor cores 432 (Gen 3)
TDP 400 W
Supported data types
FP64FP32FP16BF16INT8INT4

Cloud rental prices

7 providers · available in 28 countries · lowest price per GPU, per hour

Prices updated

On-demand
$1.15 – $3.67 /GPU/h
Reserved
$1.17 – $2.31 /GPU/h
Spot
$0.32 – $0.45 /GPU/h
Compare all NVIDIA A100 40GB SXM cloud providers & configurations →

Models that fit in VRAM

Open-weights models that fit in VRAM. Estimated using 🤗 accelerate, plus approximation for up to 8K context.

Media

Peak theoretical performance

INT8 Tensor Core 624 TOPS
BF16 Tensor Core 312 TFLOPS
FP16 Tensor Core 312 TFLOPS
TF32 Tensor Core 156 TFLOPS
FP32 19.5 TFLOPS
FP64 9.7 TFLOPS
FP64 Tensor Core 19.5 TFLOPS

Performance figures assume no sparsity; in cases where only sparse performance figures are published by the manufacturer, these are halved to give approximate dense performance.

Resources

Detailed documentation from the manufacturer.

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