AMD Radeon R9 M395X vs AMD Radeon 540 Mobile

VS

AMD Radeon R9 M395X AMD Radeon 540 Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 2GB VRAM Radeon 540 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)

1536 additional rendering cores

AMD Radeon 540 Mobile 's Advantages

Released 3 years and 10 months late

Boost Clock1124MHz

Lower TDP (50W vs 75W)

Score

Benchmark

FP32 (float)

Radeon R9 M395X +157%

2.961 TFLOPS

Radeon 540 Mobile

1.151 TFLOPS

Radeon R9 M395X

VS

Radeon 540 Mobile

Graphics Card

May 2015

Release Date

Mar 2019

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1124 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

48.00GB/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)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

17.98 GPixel/s

92.54 GTexel/s

Texture Rate

35.97 GTexel/s

2.961 TFLOPS

FP16 (half)

1151 GFLOPS

2.961 TFLOPS

FP32 (float)

1151 GFLOPS

185.1 GFLOPS

FP64 (double)

71.94 GFLOPS

Graphics Processor

Amethyst

GPU Name

Lexa

Amethyst XT

GPU Variant

Lexa PRO (215-0904018)

GCN 3.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5 billion

Transistors

2.2 billion

366 mm²

Die Size

103 mm²

Board Design

75W

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

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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