NVIDIA Quadro RTX 4000 Mobile vs NVIDIA RTX A4 Mobile

VS

NVIDIA Quadro RTX 4000 Mobile

NVIDIA RTX A4 Mobile

We compared two Professional market GPUs: 8GB VRAM Quadro RTX 4000 Mobile and 4GB VRAM RTX A4 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro RTX 4000 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 224.0GB/s)

512 additional rendering cores

NVIDIA RTX A4 Mobile 's Advantages

Released 1 years and 11 months late

Boost Clock has increased by 13% (1770MHz vs 1560MHz)

Score

Benchmark

FP32 (float)

Quadro RTX 4000 Mobile +10%

7.987 TFLOPS

RTX A4 Mobile

7.25 TFLOPS

Quadro RTX 4000 Mobile

VS

RTX A4 Mobile

Graphics Card

May 2019

Release Date

Apr 2021

Quadro Mobile

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1110 MHz

Base Clock

1297 MHz

1560 MHz

Boost Clock

1770 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

224.0GB/s

Render Config

-

40

SM Count

16

2560

Shading Units

2048

160

TMUs

64

ROPs

32

320

Tensor Cores

64

40

RT Cores

16

64 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

2 MB

-

Theoretical Performance

99.84 GPixel/s

Pixel Rate

56.64 GPixel/s

249.6 GTexel/s

Texture Rate

113.3 GTexel/s

15.97 TFLOPS

FP16 (half)

7.250 TFLOPS

7.987 TFLOPS

FP32 (float)

7.250 TFLOPS

249.6 GFLOPS

FP64 (double)

113.3 GFLOPS

Board Design

110W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

TU104

GPU Name

GA107

N19E-Q3-A1

GPU Variant

-

Turing

Architecture

Ampere

TSMC

Foundry

Samsung

12 nm

Process Size

8 nm

13.6 billion

Transistors

8.7 billion

545 mm²

Die Size

200 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

7.5

CUDA

8.6

6.6

Shader Model

6.7

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