NVIDIA RTX A4 Mobile vs NVIDIA RTX A6000

VS

We compared two Professional market GPUs: 4GB VRAM RTX A4 Mobile and 48GB VRAM RTX A6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4 Mobile 's Advantages

Released 6 months late

NVIDIA RTX A6000 's Advantages

Boost Clock has increased by 2% (1800MHz vs 1770MHz)

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (768.0GB/s vs 224.0GB/s)

8704 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4 Mobile

7.25 TFLOPS

RTX A6000 +433%

38.71 TFLOPS

RTX A4 Mobile

VS

RTX A6000

Graphics Card

Apr 2021

Release Date

Oct 2020

Quadro Ampere-M

Generation

Quadro Ampere

Professional

Type

Professional

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1297 MHz

Base Clock

1410 MHz

1770 MHz

Boost Clock

1800 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

384bit

224.0GB/s

Bandwidth

768.0GB/s

Render Config

16

SM Count

84

-

Compute Units

-

2048

Shading Units

10752

64

TMUs

336

32

ROPs

112

64

Tensor Cores

336

16

RT Cores

84

128 KB (per SM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

6 MB

Theoretical Performance

56.64 GPixel/s

Pixel Rate

201.6 GPixel/s

113.3 GTexel/s

Texture Rate

604.8 GTexel/s

7.250 TFLOPS

FP16 (half)

38.71 TFLOPS

7.250 TFLOPS

FP32 (float)

38.71 TFLOPS

113.3 GFLOPS

FP64 (double)

604.8 GFLOPS

Graphics Processor

GA107

GPU Name

GA102

-

GPU Variant

-

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

8.7 billion

Transistors

28.3 billion

200 mm²

Die Size

628 mm²

Board Design

Unknown

TDP

300W

-

Suggested PSU

700 W

Portable Device Dependent

Outputs

4x DisplayPort 1.4a

None

Power Connectors

8-pin EPS

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

8.6

CUDA

8.6

6.7

Shader Model

6.7

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