AMD Radeon RX 560X Mobile vs AMD Radeon Pro 555X

VS

AMD Radeon RX 560X Mobile

AMD Radeon Pro 555X

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 560X Mobile and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560X Mobile 's Advantages

Released 6 months late

Larger VRAM bandwidth (112.0GB/s vs 94.08GB/s)

128 additional rendering cores

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

Radeon RX 560X Mobile +57%

2.192 TFLOPS

Radeon Pro 555X

1.393 TFLOPS

Radeon RX 560X Mobile

VS

Radeon Pro 555X

Graphics Card

Jan 2019

Release Date

Jul 2018

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

1750 MHz

Memory Clock

1470 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

94.08GB/s

Render Config

14

Compute Units

12

-

896

Shading Units

768

56

TMUs

48

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

19.57 GPixel/s

Pixel Rate

14.51 GPixel/s

68.49 GTexel/s

Texture Rate

43.54 GTexel/s

2.192 TFLOPS

FP16 (half)

1393 GFLOPS

2.192 TFLOPS

FP32 (float)

1393 GFLOPS

137.0 GFLOPS

FP64 (double)

87.07 GFLOPS

Board Design

65W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 31

GPU Name

Polaris 21

Polaris 31 MXL

GPU Variant

Polaris 21 PRO

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

3 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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