AMD Radeon 540X Mobile vs AMD Radeon R9 M290X

VS

AMD Radeon 540X Mobile

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 4GB VRAM Radeon R9 M290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 5 years and 1 months late

Boost Clock has increased by 22% (1095MHz vs 900MHz)

Lower TDP (50W vs 100W)

AMD Radeon R9 M290X 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (153.6GB/s vs 32.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 540X Mobile

1.121 TFLOPS

Radeon R9 M290X +105%

2.304 TFLOPS

Radeon 540X Mobile

VS

Radeon R9 M290X

Graphics Card

Feb 2019

Release Date

Jan 2014

Mobility Radeon

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

980 MHz

Base Clock

850 MHz

1095 MHz

Boost Clock

900 MHz

1000 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

32.00GB/s

Bandwidth

153.6GB/s

Render Config

8

Compute Units

20

-

512

Shading Units

1280

32

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

28.80 GPixel/s

35.04 GTexel/s

Texture Rate

72.00 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

2.304 TFLOPS

70.08 GFLOPS

FP64 (double)

144.0 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Neptune

Lexa PRO (215-0904018)

GPU Variant

Neptune XT (216-0847000)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

2.8 billion

103 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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