NVIDIA RTX A4000 Max-Q vs AMD Radeon Pro 555

VS

NVIDIA RTX A4000 Max-Q AMD Radeon Pro 555

We compared two Mobile platform GPUs: 8GB VRAM RTX A4000 Max Q and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Max-Q 's Advantages

Released 3 years and 10 months late

Boost Clock1395MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (352.0GB/s vs 81.60GB/s)

4352 additional rendering cores

AMD Radeon Pro 555 's Advantages

Lower TDP (75W vs 80W)

Score

Benchmark

FP32 (float)

RTX A4000 Max Q +993%

14.28 TFLOPS

Radeon Pro 555

1.306 TFLOPS

RTX A4000 Max Q

VS

Radeon Pro 555

Graphics Card

Apr 2021

Release Date

Jun 2017

Quadro Ampere-M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

-

1395 MHz

Boost Clock

-

1375 MHz

Memory Clock

1275 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

352.0GB/s

Bandwidth

81.60GB/s

Render Config

40

SM Count

-

Compute Units

12

5120

Shading Units

768

160

TMUs

48

80

ROPs

16

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

Theoretical Performance

111.6 GPixel/s

Pixel Rate

13.60 GPixel/s

223.2 GTexel/s

Texture Rate

40.80 GTexel/s

14.28 TFLOPS

FP16 (half)

1306 GFLOPS

14.28 TFLOPS

FP32 (float)

1306 GFLOPS

223.2 GFLOPS

FP64 (double)

81.60 GFLOPS

Graphics Processor

GA104

GPU Name

Polaris 21

-

GPU Variant

Polaris 21 PRO

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

3 billion

392 mm²

Die Size

123 mm²

Board Design

80W

TDP

75W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.7

Shader Model

6.4

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