NVIDIA RTX A1000 Mobile vs NVIDIA Quadro K420

VS

NVIDIA RTX A1000 Mobile NVIDIA Quadro K420

We compared two Professional market GPUs: 4GB VRAM RTX A1000 Mobile and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A1000 Mobile 's Advantages

Boost Clock1140MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (176.0GB/s vs 28.51GB/s)

1856 additional rendering cores

NVIDIA Quadro K420 's Advantages

Lower TDP (41W vs 60W)

Score

Benchmark

FP32 (float)

RTX A1000 Mobile +1289%

4.669 TFLOPS

Quadro K420

0.336 TFLOPS

RTX A1000 Mobile

VS

Quadro K420

Graphics Card

Unknown

Release Date

Jul 2014

Quadro Mobile

Generation

Quadro

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

630 MHz

Base Clock

-

1140 MHz

Boost Clock

-

1375 MHz

Memory Clock

891 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

128bit

Memory Bus

128bit

176.0GB/s

Bandwidth

28.51GB/s

Render Config

16

SM Count

-

Compute Units

-

2048

Shading Units

192

64

TMUs

16

48

ROPs

16

64

Tensor Cores

-

16

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

256 KB

Theoretical Performance

54.72 GPixel/s

Pixel Rate

3.504 GPixel/s

72.96 GTexel/s

Texture Rate

14.02 GTexel/s

4.669 TFLOPS

FP16 (half)

-

4.669 TFLOPS

FP32 (float)

336.4 GFLOPS

72.96 GFLOPS

FP64 (double)

14.02 GFLOPS

Graphics Processor

GA107

GPU Name

GK107

-

GPU Variant

GK107-301-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

1.27 billion

Unknown

Die Size

118 mm²

Board Design

60W

TDP

41W

-

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.0

6.6

Shader Model

5.1

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