NVIDIA RTX A1000 Mobile vs NVIDIA Quadro K620M

VS

NVIDIA RTX A1000 Mobile

NVIDIA Quadro K620M

We compared two Professional market GPUs: 4GB VRAM RTX A1000 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 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

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 60W)

Score

Benchmark

FP32 (float)

RTX A1000 Mobile +769%

7.5 TFLOPS

Quadro K620M

0.863 TFLOPS

Blender

RTX A1000 Mobile +1259%

1115

Quadro K620M

82

OctaneBench

RTX A1000 Mobile +716%

147

Quadro K620M

18

RTX A1000 Mobile

VS

Quadro K620M

Graphics Card

Mar 2022

Release Date

Mar 2015

Quadro Ampere-M

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

630 MHz

Base Clock

1029 MHz

1831 MHz

Boost Clock

1124 MHz

1750 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

64bit

224GB/s

Bandwidth

14.40GB/s

Render Config

-

16

SM Count

-

2048

Shading Units

384

64

TMUs

16

48

ROPs

8

64

Tensor Cores

-

16

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

1024 KB

-

Theoretical Performance

89.9 GPixel/s

Pixel Rate

8.992 GPixel/s

117.2 GTexel/s

Texture Rate

17.98 GTexel/s

4.669 TFLOPS

FP16 (half)

-

7.5 TFLOPS

FP32 (float)

863.2 GFLOPS

72.96 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

60W

TDP

30W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA107

GPU Name

GM108

-

GPU Variant

N15M-Q3

Ampere

Architecture

Maxwell

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

8.7 billion

Transistors

Unknown

200 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.2

Vulkan

1.3

8.6

CUDA

5.0

6.7

Shader Model

5.1

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