NVIDIA RTX A2000 Mobile vs NVIDIA Quadro K620M

VS

NVIDIA RTX A2000 Mobile

NVIDIA Quadro K620M

We compared two Professional market GPUs: 4GB VRAM RTX A2000 Mobile and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A2000 Mobile 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 21% (1358MHz vs 1124MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (176.0GB/s vs 14.40GB/s)

2176 additional rendering cores

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 95W)

Score

Benchmark

FP32 (float)

RTX A2000 Mobile +705%

6.953 TFLOPS

Quadro K620M

0.863 TFLOPS

Blender

RTX A2000 Mobile +1390%

1222

Quadro K620M

82

OctaneBench

RTX A2000 Mobile +366%

84

Quadro K620M

18

RTX A2000 Mobile

VS

Quadro K620M

Graphics Card

Apr 2021

Release Date

Mar 2015

Quadro Mobile

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

893 MHz

Base Clock

1029 MHz

1358 MHz

Boost Clock

1124 MHz

1375 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

176.0GB/s

Bandwidth

14.40GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

384

80

TMUs

16

48

ROPs

8

80

Tensor Cores

-

20

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

65.18 GPixel/s

Pixel Rate

8.992 GPixel/s

108.6 GTexel/s

Texture Rate

17.98 GTexel/s

6.953 TFLOPS

FP16 (half)

-

6.953 TFLOPS

FP32 (float)

863.2 GFLOPS

108.6 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

95W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA106

GPU Name

GM108

-

GPU Variant

N15M-Q3

Ampere

Architecture

Maxwell

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

12 billion

Transistors

Unknown

276 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

5.0

6.6

Shader Model

5.1

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