AMD Radeon RX Vega M GH vs AMD Radeon 540X Mobile

VS

AMD Radeon RX Vega M GH

AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX Vega M GH and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega M GH 's Advantages

Boost Clock has increased by 9% (1190MHz vs 1095MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (204.8GB/s vs 32.00GB/s)

1024 additional rendering cores

AMD Radeon 540X Mobile 's Advantages

Released 1 years late

Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX Vega M GH +226%

3.656 TFLOPS

Radeon 540X Mobile

1.121 TFLOPS

Radeon RX Vega M GH

VS

Radeon 540X Mobile

Graphics Card

Feb 2018

Release Date

Feb 2019

Vega

Generation

Mobility Radeon

Mobile

Type

Mobile

IGP

Bus Interface

PCIe 3.0 x8

Clock Speeds

1063 MHz

Base Clock

980 MHz

1190 MHz

Boost Clock

1095 MHz

800 MHz

Memory Clock

1000 MHz

Memory

4GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

64bit

204.8GB/s

Bandwidth

32.00GB/s

Render Config

24

Compute Units

8

-

1536

Shading Units

512

96

TMUs

32

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

-

Theoretical Performance

76.16 GPixel/s

Pixel Rate

17.52 GPixel/s

114.2 GTexel/s

Texture Rate

35.04 GTexel/s

3.656 TFLOPS

FP16 (half)

1121 GFLOPS

3.656 TFLOPS

FP32 (float)

1121 GFLOPS

228.5 GFLOPS

FP64 (double)

70.08 GFLOPS

Board Design

100W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Polaris 22

GPU Name

Lexa

VegaM XT (C7398773)

GPU Variant

Lexa PRO (215-0904018)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5 billion

Transistors

2.2 billion

208 mm²

Die Size

103 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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