AMD Radeon Pro 555 vs AMD Radeon RX Vega M GH

VS

AMD Radeon Pro 555

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 555 and 4GB VRAM Radeon RX Vega M GH to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555 's Advantages

Lower TDP (75W vs 100W)

AMD Radeon RX Vega M GH 's Advantages

Released 8 months late

Boost Clock1190MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (204.8GB/s vs 81.60GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 555

1.306 TFLOPS

Radeon RX Vega M GH +179%

3.656 TFLOPS

Radeon Pro 555

VS

Radeon RX Vega M GH

Graphics Card

Jun 2017

Release Date

Feb 2018

Radeon Pro Mac

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

IGP

Clock Speeds

-

Base Clock

1063 MHz

-

Boost Clock

1190 MHz

1275 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

1024bit

81.60GB/s

Bandwidth

204.8GB/s

Render Config

12

Compute Units

24

-

768

Shading Units

1536

48

TMUs

96

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

76.16 GPixel/s

40.80 GTexel/s

Texture Rate

114.2 GTexel/s

1306 GFLOPS

FP16 (half)

3.656 TFLOPS

1306 GFLOPS

FP32 (float)

3.656 TFLOPS

81.60 GFLOPS

FP64 (double)

228.5 GFLOPS

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

Polaris 22

Polaris 21 PRO

GPU Variant

VegaM XT (C7398773)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

5 billion

123 mm²

Die Size

208 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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