NVIDIA GRID A100B vs NVIDIA RTX A2000 Mobile

VS

NVIDIA GRID A100B NVIDIA RTX A2000 Mobile

We compared two Professional market GPUs: 48GB VRAM GRID A100B and 4GB VRAM RTX A2000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100B 's Advantages

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (1866GB/s vs 176.0GB/s)

4352 additional rendering cores

NVIDIA RTX A2000 Mobile 's Advantages

Released 11 months late

Boost Clock has increased by 35% (1358MHz vs 1005MHz)

Lower TDP (95W vs 400W)

Score

Benchmark

FP32 (float)

GRID A100B +99%

13.89 TFLOPS

RTX A2000 Mobile

6.953 TFLOPS

GRID A100B

VS

RTX A2000 Mobile

Graphics Card

May 2020

Release Date

Apr 2021

GRID

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

900 MHz

Base Clock

893 MHz

1005 MHz

Boost Clock

1358 MHz

1215 MHz

Memory Clock

1375 MHz

Memory

48GB

Memory Size

4GB

HBM2e

Memory Type

GDDR6

6144bit

Memory Bus

128bit

1866GB/s

Bandwidth

176.0GB/s

Render Config

108

SM Count

20

-

Compute Units

-

6912

Shading Units

2560

432

TMUs

80

192

ROPs

48

432

Tensor Cores

80

-

RT Cores

20

192 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

2 MB

Theoretical Performance

193.0 GPixel/s

Pixel Rate

65.18 GPixel/s

434.2 GTexel/s

Texture Rate

108.6 GTexel/s

55.57 TFLOPS

FP16 (half)

6.953 TFLOPS

13.89 TFLOPS

FP32 (float)

6.953 TFLOPS

6.947 TFLOPS

FP64 (double)

108.6 GFLOPS

Graphics Processor

GA100

GPU Name

GA106

-

GPU Variant

-

Ampere

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

54.2 billion

Transistors

12 billion

826 mm²

Die Size

276 mm²

Board Design

400W

TDP

95W

800 W

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

8.6

N/A

Shader Model

6.6

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