AMD Radeon 540X Mobile vs AMD Radeon RX 550 Mobile

VS

AMD Radeon 540X Mobile

AMD Radeon RX 550 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 2GB VRAM Radeon RX 550 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 1 years and 7 months late

AMD Radeon RX 550 Mobile 's Advantages

Boost Clock has increased by 18% (1287MHz vs 1095MHz)

Larger VRAM bandwidth (96.00GB/s vs 32.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 540X Mobile

1.121 TFLOPS

Radeon RX 550 Mobile +46%

1.647 TFLOPS

Radeon 540X Mobile

VS

Radeon RX 550 Mobile

Graphics Card

Feb 2019

Release Date

Jul 2017

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

980 MHz

Base Clock

1100 MHz

1095 MHz

Boost Clock

1287 MHz

1000 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

32.00GB/s

Bandwidth

96.00GB/s

Render Config

8

Compute Units

10

-

512

Shading Units

640

32

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

20.59 GPixel/s

35.04 GTexel/s

Texture Rate

51.48 GTexel/s

1121 GFLOPS

FP16 (half)

1.647 TFLOPS

1121 GFLOPS

FP32 (float)

1.647 TFLOPS

70.08 GFLOPS

FP64 (double)

103.0 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Lexa

Lexa PRO (215-0904018)

GPU Variant

Lexa PRO (215-0904018)

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

2.2 billion

103 mm²

Die Size

103 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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