AMD Radeon RX 540X Mobile vs AMD Radeon HD 6470M

VS

AMD Radeon RX 540X Mobile

AMD Radeon HD 6470M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540X Mobile and 512MB VRAM Radeon HD 6470M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540X Mobile 's Advantages

Released 7 years and 3 months late

Boost Clock1211MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 12.80GB/s)

352 additional rendering cores

AMD Radeon HD 6470M 's Advantages

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 540X Mobile +453%

1.24 TFLOPS

Radeon HD 6470M

0.224 TFLOPS

Radeon RX 540X Mobile

VS

Radeon HD 6470M

Graphics Card

Apr 2018

Release Date

Jan 2011

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1124 MHz

Base Clock

-

1211 MHz

Boost Clock

-

1500 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

12.80GB/s

Render Config

8

Compute Units

2

-

512

Shading Units

160

32

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

19.38 GPixel/s

Pixel Rate

2.800 GPixel/s

38.75 GTexel/s

Texture Rate

5.600 GTexel/s

1240 GFLOPS

FP16 (half)

-

1240 GFLOPS

FP32 (float)

224.0 GFLOPS

77.50 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 23

GPU Name

Seymour

Polaris 23 MXL

GPU Variant

Seymour XT (216-0810084)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.37 billion

103 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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