NVIDIA GRID A100A vs NVIDIA GRID A100B

VS

NVIDIA GRID A100A

NVIDIA GRID A100B

We compared two Professional market GPUs: 48GB VRAM GRID A100A and 48GB VRAM GRID A100B to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Score

Benchmark

FP32 (float)

GRID A100A

13.89 TFLOPS

GRID A100B

13.89 TFLOPS

GRID A100A

VS

GRID A100B

Graphics Card

May 2020

Release Date

May 2020

GRID

Generation

GRID

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

900 MHz

1005 MHz

Boost Clock

1005 MHz

1215 MHz

Memory Clock

1215 MHz

Memory

48GB

Memory Size

48GB

HBM2e

Memory Type

HBM2e

6144bit

Memory Bus

6144bit

1866GB/s

Bandwidth

1866GB/s

Render Config

-

108

SM Count

108

6912

Shading Units

6912

432

TMUs

432

192

ROPs

192

432

Tensor Cores

432

-

192 KB (per SM)

L1 Cache

192 KB (per SM)

48 MB

L2 Cache

48 MB

-

Theoretical Performance

193.0 GPixel/s

Pixel Rate

193.0 GPixel/s

434.2 GTexel/s

Texture Rate

434.2 GTexel/s

55.57 TFLOPS

FP16 (half)

55.57 TFLOPS

13.89 TFLOPS

FP32 (float)

13.89 TFLOPS

6.947 TFLOPS

FP64 (double)

6.947 TFLOPS

Board Design

400W

TDP

400W

800 W

Suggested PSU

800 W

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA100

GPU Name

GA100

-

Ampere

Architecture

Ampere

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

54.2 billion

Transistors

54.2 billion

826 mm²

Die Size

826 mm²

Graphics Features

N/A

DirectX

N/A

OpenGL

N/A

3.0

OpenCL

3.0

N/A

Vulkan

N/A

8.0

CUDA

8.0

N/A

Shader Model

N/A

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