NVIDIA GRID A100A vs NVIDIA Quadro P620

VS

We compared two Professional market GPUs: 48GB VRAM GRID A100A and 2GB VRAM Quadro P620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100A 's Advantages

Released 2 years and 3 months late

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (1866GB/s vs 80.13GB/s)

6400 additional rendering cores

NVIDIA Quadro P620 's Advantages

Boost Clock has increased by 35% (1354MHz vs 1005MHz)

Lower TDP (40W vs 400W)

Score

Benchmark

FP32 (float)

GRID A100A +902%

13.89 TFLOPS

Quadro P620

1.386 TFLOPS

GRID A100A

VS

Quadro P620

Graphics Card

May 2020

Release Date

Feb 2018

GRID

Generation

Quadro

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1266 MHz

1005 MHz

Boost Clock

1354 MHz

1215 MHz

Memory Clock

1252 MHz

Memory

48GB

Memory Size

2GB

HBM2e

Memory Type

GDDR5

6144bit

Memory Bus

128bit

1866GB/s

Bandwidth

80.13GB/s

Render Config

108

SM Count

4

-

Compute Units

-

6912

Shading Units

512

432

TMUs

32

192

ROPs

16

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

48 KB (per SM)

48 MB

L2 Cache

1024 KB

Theoretical Performance

193.0 GPixel/s

Pixel Rate

21.66 GPixel/s

434.2 GTexel/s

Texture Rate

43.33 GTexel/s

55.57 TFLOPS

FP16 (half)

21.66 GFLOPS

13.89 TFLOPS

FP32 (float)

1386 GFLOPS

6.947 TFLOPS

FP64 (double)

43.33 GFLOPS

Graphics Processor

GA100

GPU Name

GP107

-

GPU Variant

-

Ampere

Architecture

Pascal

TSMC

Foundry

Samsung

7 nm

Process Size

14 nm

54.2 billion

Transistors

3.3 billion

826 mm²

Die Size

132 mm²

Board Design

400W

TDP

40W

800 W

Suggested PSU

200 W

No outputs

Outputs

4x mini-DisplayPort 1.4a

None

Power Connectors

None

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

6.4

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