AMD Radeon RX 470 Mobile vs AMD Radeon RX 540X Mobile

VS

AMD Radeon RX 470 Mobile AMD Radeon RX 540X Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 470 Mobile and 2GB VRAM Radeon RX 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 Mobile 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)

1536 additional rendering cores

AMD Radeon RX 540X Mobile 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 13% (1211MHz vs 1074MHz)

Lower TDP (50W vs 85W)

Score

Benchmark

FP32 (float)

Radeon RX 470 Mobile +254%

4.399 TFLOPS

Radeon RX 540X Mobile

1.24 TFLOPS

Radeon RX 470 Mobile

VS

Radeon RX 540X Mobile

Graphics Card

Aug 2016

Release Date

Apr 2018

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

926 MHz

Base Clock

1124 MHz

1074 MHz

Boost Clock

1211 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.0GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

32

Compute Units

8

2048

Shading Units

512

128

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

Theoretical Performance

34.37 GPixel/s

Pixel Rate

19.38 GPixel/s

137.5 GTexel/s

Texture Rate

38.75 GTexel/s

4.399 TFLOPS

FP16 (half)

1240 GFLOPS

4.399 TFLOPS

FP32 (float)

1240 GFLOPS

274.9 GFLOPS

FP64 (double)

77.50 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Polaris 23

Ellesmere PRO

GPU Variant

Polaris 23 MXL

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

2.2 billion

232 mm²

Die Size

103 mm²

Board Design

85W

TDP

50W

-

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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