AMD Radeon RX 480 Mobile vs AMD Radeon Pro 555

VS

AMD Radeon RX 480 Mobile AMD Radeon Pro 555

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 480 Mobile and 2GB VRAM Radeon Pro 555 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 480 Mobile 's Advantages

Boost Clock1077MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 81.60GB/s)

1536 additional rendering cores

AMD Radeon Pro 555 's Advantages

Released 10 months late

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 480 Mobile +280%

4.963 TFLOPS

Radeon Pro 555

1.306 TFLOPS

Radeon RX 480 Mobile

VS

Radeon Pro 555

Graphics Card

Aug 2016

Release Date

Jun 2017

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

-

1077 MHz

Boost Clock

-

2000 MHz

Memory Clock

1275 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

81.60GB/s

Render Config

-

SM Count

-

36

Compute Units

12

2304

Shading Units

768

144

TMUs

48

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

13.60 GPixel/s

155.1 GTexel/s

Texture Rate

40.80 GTexel/s

4.963 TFLOPS

FP16 (half)

1306 GFLOPS

4.963 TFLOPS

FP32 (float)

1306 GFLOPS

310.2 GFLOPS

FP64 (double)

81.60 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Polaris 21

Ellesmere XT

GPU Variant

Polaris 21 PRO

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

3 billion

232 mm²

Die Size

123 mm²

Board Design

100W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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