NVIDIA A100 PCIe 80 GB vs NVIDIA Tesla T40 24 GB

VS

NVIDIA A100 PCIe 80 GB NVIDIA Tesla T40 24 GB

We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 24GB VRAM Tesla T40 24 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages

More VRAM (80GB vs 24GB)

Larger VRAM bandwidth (1935GB/s vs 624.0GB/s)

2304 additional rendering cores

NVIDIA Tesla T40 24 GB 's Advantages

Boost Clock has increased by 11% (1560MHz vs 1410MHz)

Lower TDP (260W vs 300W)

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB +35%

19.49 TFLOPS

Tesla T40 24 GB

14.38 TFLOPS

A100 PCIe 80 GB

VS

Tesla T40 24 GB

Graphics Card

Jun 2021

Release Date

Unknown

Tesla Ampere

Generation

Tesla Turing

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1065 MHz

Base Clock

1305 MHz

1410 MHz

Boost Clock

1560 MHz

1512 MHz

Memory Clock

1625 MHz

Memory

80GB

Memory Size

24GB

HBM2e

Memory Type

GDDR6

5120bit

Memory Bus

384bit

1935GB/s

Bandwidth

624.0GB/s

Render Config

108

SM Count

72

-

Compute Units

-

6912

Shading Units

4608

432

TMUs

288

160

ROPs

96

432

Tensor Cores

576

-

RT Cores

72

192 KB (per SM)

L1 Cache

64 KB (per SM)

80 MB

L2 Cache

6 MB

Theoretical Performance

225.6 GPixel/s

Pixel Rate

149.8 GPixel/s

609.1 GTexel/s

Texture Rate

449.3 GTexel/s

77.97 TFLOPS

FP16 (half)

28.75 TFLOPS

19.49 TFLOPS

FP32 (float)

14.38 TFLOPS

9.746 TFLOPS

FP64 (double)

449.3 GFLOPS

Graphics Processor

GA100

GPU Name

TU102

-

GPU Variant

-

Ampere

Architecture

Turing

TSMC

Foundry

TSMC

7 nm

Process Size

12 nm

54.2 billion

Transistors

18.6 billion

826 mm²

Die Size

754 mm²

Board Design

300W

TDP

260W

700 W

Suggested PSU

600 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

7.5

N/A

Shader Model

6.7

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