AMD Radeon R9 M295X Mac Edition vs AMD Radeon 540 Mobile

VS

AMD Radeon R9 M295X Mac Edition

AMD Radeon 540 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M295X Mac Edition 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 M295X Mac Edition 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (174.3GB/s vs 48.00GB/s)

1536 additional rendering cores

AMD Radeon 540 Mobile 's Advantages

Released 4 years and 4 months late

Boost Clock1124MHz

Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)

Radeon R9 M295X Mac Edition +202%

3.482 TFLOPS

Radeon 540 Mobile

1.151 TFLOPS

Radeon R9 M295X Mac Edition

VS

Radeon 540 Mobile

Graphics Card

Nov 2014

Release Date

Mar 2019

Crystal System

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1124 MHz

1362 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

174.3GB/s

Bandwidth

48.00GB/s

Render Config

32

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

17.98 GPixel/s

108.8 GTexel/s

Texture Rate

35.97 GTexel/s

3.482 TFLOPS

FP16 (half)

1151 GFLOPS

3.482 TFLOPS

FP32 (float)

1151 GFLOPS

217.6 GFLOPS

FP64 (double)

71.94 GFLOPS

Board Design

250W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.2

-

6.3

Shader Model

6.4

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