AMD Radeon Pro 555X vs AMD Radeon RX Vega M GL

VS

AMD Radeon Pro 555X

AMD Radeon RX Vega M GL

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

Main Differences

AMD Radeon RX Vega M GL 's Advantages

Boost Clock1011MHz

Larger VRAM bandwidth (179.2GB/s vs 94.08GB/s)

512 additional rendering cores

Lower TDP (65W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X

1.393 TFLOPS

Radeon RX Vega M GL +85%

2.588 TFLOPS

Radeon Pro 555X

VS

Radeon RX Vega M GL

Graphics Card

Jul 2018

Release Date

Feb 2018

Radeon Pro Mac

Generation

Vega

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

IGP

Clock Speeds

-

Base Clock

931 MHz

-

Boost Clock

1011 MHz

1470 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

1024bit

94.08GB/s

Bandwidth

179.2GB/s

Render Config

12

Compute Units

20

-

768

Shading Units

1280

48

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

32.35 GPixel/s

43.54 GTexel/s

Texture Rate

80.88 GTexel/s

1393 GFLOPS

FP16 (half)

2.588 TFLOPS

1393 GFLOPS

FP32 (float)

2.588 TFLOPS

87.07 GFLOPS

FP64 (double)

161.8 GFLOPS

Board Design

75W

TDP

65W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

Polaris 22

Polaris 21 PRO

GPU Variant

VegaM XL (D715A714)

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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