NVIDIA Tesla T40 24 GB vs NVIDIA A100 PCIe 80 GB

VS

NVIDIA Tesla T40 24 GB NVIDIA A100 PCIe 80 GB

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

Main Differences

NVIDIA Tesla T40 24 GB 's Advantages

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

Lower TDP (260W vs 300W)

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

Score

Benchmark

FP32 (float)

Tesla T40 24 GB

14.38 TFLOPS

A100 PCIe 80 GB +35%

19.49 TFLOPS

Tesla T40 24 GB

VS

A100 PCIe 80 GB

Graphics Card

Unknown

Release Date

Jun 2021

Tesla Turing

Generation

Tesla Ampere

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1305 MHz

Base Clock

1065 MHz

1560 MHz

Boost Clock

1410 MHz

1625 MHz

Memory Clock

1512 MHz

Memory

24GB

Memory Size

80GB

GDDR6

Memory Type

HBM2e

384bit

Memory Bus

5120bit

624.0GB/s

Bandwidth

1935GB/s

Render Config

72

SM Count

108

-

Compute Units

-

4608

Shading Units

6912

288

TMUs

432

96

ROPs

160

576

Tensor Cores

432

72

RT Cores

-

64 KB (per SM)

L1 Cache

192 KB (per SM)

6 MB

L2 Cache

80 MB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

225.6 GPixel/s

449.3 GTexel/s

Texture Rate

609.1 GTexel/s

28.75 TFLOPS

FP16 (half)

77.97 TFLOPS

14.38 TFLOPS

FP32 (float)

19.49 TFLOPS

449.3 GFLOPS

FP64 (double)

9.746 TFLOPS

Graphics Processor

TU102

GPU Name

GA100

-

GPU Variant

-

Turing

Architecture

Ampere

TSMC

Foundry

TSMC

12 nm

Process Size

7 nm

18.6 billion

Transistors

54.2 billion

754 mm²

Die Size

826 mm²

Board Design

260W

TDP

300W

600 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

8-pin EPS

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

7.5

CUDA

8.0

6.7

Shader Model

N/A

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