AMD Radeon Pro 555X vs AMD Radeon HD 7470M

VS

AMD Radeon Pro 555X

AMD Radeon HD 7470M

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 1024MB VRAM Radeon HD 7470M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Released 6 years and 6 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (94.08GB/s vs 14.40GB/s)

608 additional rendering cores

AMD Radeon HD 7470M 's Advantages

Boost Clock800MHz

Lower TDP (25W vs 75W)

Score

Benchmark

FP32 (float)

Radeon Pro 555X +444%

1.393 TFLOPS

Radeon HD 7470M

0.256 TFLOPS

Radeon Pro 555X

VS

Radeon HD 7470M

Graphics Card

Jul 2018

Release Date

Jan 2012

Radeon Pro Mac

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

750 MHz

-

Boost Clock

800 MHz

1470 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

94.08GB/s

Bandwidth

14.40GB/s

Render Config

12

Compute Units

2

-

768

Shading Units

160

48

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

3.200 GPixel/s

43.54 GTexel/s

Texture Rate

6.400 GTexel/s

1393 GFLOPS

FP16 (half)

-

1393 GFLOPS

FP32 (float)

256.0 GFLOPS

87.07 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 21

GPU Name

Seymour

Polaris 21 PRO

GPU Variant

Seymour XT (216-0810084)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

0.37 billion

123 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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