AMD Radeon 540X Mobile vs AMD Radeon HD 7550M

VS

AMD Radeon 540X Mobile AMD Radeon HD 7550M

We compared two Mobile platform GPUs: 2GB VRAM Radeon 540X Mobile and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540X Mobile 's Advantages

Released 7 years and 1 months late

Boost Clock has increased by 99% (1095MHz vs 550MHz)

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)

112 additional rendering cores

AMD Radeon HD 7550M 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 540X Mobile +154%

1.121 TFLOPS

Radeon HD 7550M

0.44 TFLOPS

Radeon 540X Mobile

VS

Radeon HD 7550M

Graphics Card

Feb 2019

Release Date

Jan 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

980 MHz

Base Clock

450 MHz

1095 MHz

Boost Clock

550 MHz

1000 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

32.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

8

Compute Units

5

512

Shading Units

400

32

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

17.52 GPixel/s

Pixel Rate

4.400 GPixel/s

35.04 GTexel/s

Texture Rate

11.00 GTexel/s

1121 GFLOPS

FP16 (half)

-

1121 GFLOPS

FP32 (float)

440.0 GFLOPS

70.08 GFLOPS

FP64 (double)

-

Graphics Processor

Lexa

GPU Name

Thames

Lexa PRO (215-0904018)

GPU Variant

Thames LP

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.716 billion

103 mm²

Die Size

104 mm²

Board Design

50W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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