AMD Radeon HD 7470M vs AMD Radeon 540X Mobile

VS

AMD Radeon HD 7470M

AMD Radeon 540X Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7470M and 2GB VRAM Radeon 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7470M 's Advantages

Lower TDP (25W vs 50W)

AMD Radeon 540X Mobile 's Advantages

Released 7 years and 1 months late

Boost Clock has increased by 37% (1095MHz vs 800MHz)

More VRAM (2GB vs 1024GB)

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

352 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7470M

0.256 TFLOPS

Radeon 540X Mobile +337%

1.121 TFLOPS

Radeon HD 7470M

VS

Radeon 540X Mobile

Graphics Card

Jan 2012

Release Date

Feb 2019

London

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

750 MHz

Base Clock

980 MHz

800 MHz

Boost Clock

1095 MHz

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

32.00GB/s

Render Config

2

Compute Units

8

-

160

Shading Units

512

8

TMUs

32

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

17.52 GPixel/s

6.400 GTexel/s

Texture Rate

35.04 GTexel/s

-

FP16 (half)

1121 GFLOPS

256.0 GFLOPS

FP32 (float)

1121 GFLOPS

-

FP64 (double)

70.08 GFLOPS

Board Design

25W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

Lexa

Seymour XT (216-0810084)

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

2.2 billion

67 mm²

Die Size

103 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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