NVIDIA Quadro K620M vs NVIDIA RTX A1000 Mobile

VS

NVIDIA Quadro K620M

NVIDIA RTX A1000 Mobile

We compared two Professional market GPUs: 2GB VRAM Quadro K620M and 4GB VRAM RTX A1000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 60W)

NVIDIA RTX A1000 Mobile 's Advantages

Released 7 years late

Boost Clock has increased by 63% (1831MHz vs 1124MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (224GB/s vs 14.40GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620M

0.863 TFLOPS

RTX A1000 Mobile +769%

7.5 TFLOPS

Blender

Quadro K620M

82

RTX A1000 Mobile +1259%

1115

OctaneBench

Quadro K620M

18

RTX A1000 Mobile +716%

147

Quadro K620M

VS

RTX A1000 Mobile

Graphics Card

Mar 2015

Release Date

Mar 2022

Quadro Mobile

Generation

Quadro Ampere-M

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

1029 MHz

Base Clock

630 MHz

1124 MHz

Boost Clock

1831 MHz

900 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

224GB/s

Render Config

-

SM Count

16

384

Shading Units

2048

16

TMUs

64

8

ROPs

48

-

Tensor Cores

64

-

RT Cores

16

64 KB (per SMM)

L1 Cache

128 KB (per SM)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

89.9 GPixel/s

17.98 GTexel/s

Texture Rate

117.2 GTexel/s

-

FP16 (half)

4.669 TFLOPS

863.2 GFLOPS

FP32 (float)

7.5 TFLOPS

26.98 GFLOPS

FP64 (double)

72.96 GFLOPS

Board Design

30W

TDP

60W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GM108

GPU Name

GA107

N15M-Q3

GPU Variant

-

Maxwell

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

Unknown

Transistors

8.7 billion

Unknown

Die Size

200 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.2

5.0

CUDA

8.6

5.1

Shader Model

6.7

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