AMD Radeon R5 M420 vs AMD Radeon RX 560X Mobile

VS

AMD Radeon R5 M420

AMD Radeon RX 560X Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 4GB VRAM Radeon RX 560X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 M420 's Advantages

Boost Clock850MHz

AMD Radeon RX 560X Mobile 's Advantages

Released 2 years and 8 months late

Larger VRAM bandwidth (112.0GB/s vs 16.00GB/s)

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R5 M420

0.544 TFLOPS

Radeon RX 560X Mobile +302%

2.192 TFLOPS

Radeon R5 M420

VS

Radeon RX 560X Mobile

Graphics Card

May 2016

Release Date

Jan 2019

Gem System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

780 MHz

Base Clock

-

850 MHz

Boost Clock

-

1000 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

112.0GB/s

Render Config

5

Compute Units

14

-

320

Shading Units

896

20

TMUs

56

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

6.800 GPixel/s

Pixel Rate

19.57 GPixel/s

17.00 GTexel/s

Texture Rate

68.49 GTexel/s

-

FP16 (half)

2.192 TFLOPS

544.0 GFLOPS

FP32 (float)

2.192 TFLOPS

34.00 GFLOPS

FP64 (double)

137.0 GFLOPS

Board Design

Unknown

TDP

65W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Jet

GPU Name

Polaris 31

Jet PRO (216-0856040)

GPU Variant

Polaris 31 MXL

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

0.69 billion

Transistors

3 billion

56 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

6.4

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