AMD Radeon RX 550 Mobile vs AMD Radeon RX 470 Mobile

VS

AMD Radeon RX 550 Mobile AMD Radeon RX 470 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550 Mobile and 8GB VRAM Radeon RX 470 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 Mobile 's Advantages

Released 11 months late

Boost Clock has increased by 20% (1287MHz vs 1074MHz)

Lower TDP (50W vs 85W)

AMD Radeon RX 470 Mobile 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 Mobile

1.647 TFLOPS

Radeon RX 470 Mobile +167%

4.399 TFLOPS

Radeon RX 550 Mobile

VS

Radeon RX 470 Mobile

Graphics Card

Jul 2017

Release Date

Aug 2016

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1100 MHz

Base Clock

926 MHz

1287 MHz

Boost Clock

1074 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

10

Compute Units

32

640

Shading Units

2048

40

TMUs

128

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

Theoretical Performance

20.59 GPixel/s

Pixel Rate

34.37 GPixel/s

51.48 GTexel/s

Texture Rate

137.5 GTexel/s

1.647 TFLOPS

FP16 (half)

4.399 TFLOPS

1.647 TFLOPS

FP32 (float)

4.399 TFLOPS

103.0 GFLOPS

FP64 (double)

274.9 GFLOPS

Graphics Processor

Lexa

GPU Name

Ellesmere

Lexa PRO (215-0904018)

GPU Variant

Ellesmere PRO

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

2.2 billion

Transistors

5.7 billion

103 mm²

Die Size

232 mm²

Board Design

50W

TDP

85W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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