NVIDIA GRID A100B vs NVIDIA Tesla P40

VS

NVIDIA GRID A100B

NVIDIA Tesla P40

We compared two Professional market GPUs: 48GB VRAM GRID A100B and 24GB VRAM Tesla P40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100B 's Advantages

Released 3 years and 8 months late

More VRAM (48GB vs 24GB)

Larger VRAM bandwidth (1866GB/s vs 347.1GB/s)

3072 additional rendering cores

NVIDIA Tesla P40 's Advantages

Boost Clock has increased by 52% (1531MHz vs 1005MHz)

Lower TDP (250W vs 400W)

Score

Benchmark

FP32 (float)

GRID A100B +18%

13.89 TFLOPS

Tesla P40

11.76 TFLOPS

GRID A100B

VS

Tesla P40

Graphics Card

May 2020

Release Date

Sep 2016

GRID

Generation

Tesla Pascal

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1303 MHz

1005 MHz

Boost Clock

1531 MHz

1215 MHz

Memory Clock

1808 MHz

Memory

48GB

Memory Size

24GB

HBM2e

Memory Type

GDDR5

6144bit

Memory Bus

384bit

1866GB/s

Bandwidth

347.1GB/s

Render Config

-

108

SM Count

30

6912

Shading Units

3840

432

TMUs

240

192

ROPs

96

432

Tensor Cores

-

192 KB (per SM)

L1 Cache

48 KB (per SM)

48 MB

L2 Cache

3 MB

-

Theoretical Performance

193.0 GPixel/s

Pixel Rate

147.0 GPixel/s

434.2 GTexel/s

Texture Rate

367.4 GTexel/s

55.57 TFLOPS

FP16 (half)

183.7 GFLOPS

13.89 TFLOPS

FP32 (float)

11.76 TFLOPS

6.947 TFLOPS

FP64 (double)

367.4 GFLOPS

Board Design

400W

TDP

250W

800 W

Suggested PSU

600 W

No outputs

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Processor

GA100

GPU Name

GP102

-

Ampere

Architecture

Pascal

TSMC

Foundry

TSMC

7 nm

Process Size

16 nm

54.2 billion

Transistors

11.8 billion

826 mm²

Die Size

471 mm²

Graphics Features

N/A

DirectX

12 (12_1)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

6.1

N/A

Shader Model

6.7

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