AMD Radeon 540X Mobile vs AMD Radeon R5 M420

VS

AMD Radeon 540X Mobile AMD Radeon R5 M420

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 4GB VRAM Radeon R5 M420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 2 years and 9 months late

Boost Clock has increased by 29% (1095MHz vs 850MHz)

Larger VRAM bandwidth (32.00GB/s vs 16.00GB/s)

192 additional rendering cores

AMD Radeon R5 M420 's Advantages

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +106%

1.121 TFLOPS

Radeon R5 M420

0.544 TFLOPS

Radeon 540X Mobile

VS

Radeon R5 M420

Graphics Card

Feb 2019

Release Date

May 2016

Mobility Radeon

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

980 MHz

Base Clock

780 MHz

1095 MHz

Boost Clock

850 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

16.00GB/s

Render Config

-

SM Count

-

8

Compute Units

5

512

Shading Units

320

32

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

17.52 GPixel/s

Pixel Rate

6.800 GPixel/s

35.04 GTexel/s

Texture Rate

17.00 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

544.0 GFLOPS

70.08 GFLOPS

FP64 (double)

34.00 GFLOPS

Graphics Processor

Lexa

GPU Name

Jet

Lexa PRO (215-0904018)

GPU Variant

Jet PRO (216-0856040)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

0.69 billion

103 mm²

Die Size

56 mm²

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

CUDA

-

6.4

Shader Model

6.5 (5.1)

Related GPU Comparisons

1

NVIDIA GeForce RTX 2070 SUPER Mobile vs AMD Radeon 540X Mobile

2

AMD Radeon 540X Mobile vs NVIDIA NVS 5100M

3

NVIDIA GeForce GTX 960M vs AMD Radeon 540X Mobile

4

NVIDIA GeForce RTX 2070 Mobile Refresh vs AMD Radeon 540X Mobile

5

AMD Radeon 540X Mobile vs NVIDIA T500 Mobile

6

AMD Radeon 540X Mobile vs NVIDIA GeForce GTX 1060 Mobile

7

NVIDIA GeForce RTX 4060 Mobile vs AMD Radeon 540X Mobile

8

AMD Radeon 540X Mobile vs NVIDIA GeForce GT 240M LE

9

AMD Radeon 540X Mobile vs AMD Radeon E9390 PCIe

10

AMD Radeon 540X Mobile vs AMD Radeon R9 M265X