AMD Radeon 550X Mobile vs NVIDIA RTX A4000 Max-Q

VS

AMD Radeon 550X Mobile

NVIDIA RTX A4000 Max-Q

We compared two Mobile platform GPUs: 4GB VRAM Radeon 550X Mobile and 8GB VRAM RTX A4000 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X Mobile 's Advantages

Lower TDP (50W vs 80W)

NVIDIA RTX A4000 Max-Q 's Advantages

Released 3 years late

Boost Clock has increased by 8% (1395MHz vs 1287MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (352.0GB/s vs 48.00GB/s)

4480 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X Mobile

1.647 TFLOPS

RTX A4000 Max Q +767%

14.28 TFLOPS

Radeon 550X Mobile

VS

RTX A4000 Max Q

Graphics Card

Apr 2018

Release Date

Apr 2021

Mobility Radeon

Generation

Quadro Ampere-M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1100 MHz

Base Clock

780 MHz

1287 MHz

Boost Clock

1395 MHz

1500 MHz

Memory Clock

1375 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

352.0GB/s

Render Config

10

Compute Units

-

SM Count

40

640

Shading Units

5120

40

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

20.59 GPixel/s

Pixel Rate

111.6 GPixel/s

51.48 GTexel/s

Texture Rate

223.2 GTexel/s

1.647 TFLOPS

FP16 (half)

14.28 TFLOPS

1.647 TFLOPS

FP32 (float)

14.28 TFLOPS

103.0 GFLOPS

FP64 (double)

223.2 GFLOPS

Board Design

50W

TDP

80W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

GA104

Polaris 23 MXT

GPU Variant

-

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

2.2 billion

Transistors

17.4 billion

103 mm²

Die Size

392 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.7

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