AMD Radeon HD 6550A vs AMD Radeon RX 580 Mobile

VS

AMD Radeon HD 6550A

AMD Radeon RX 580 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6550A and 8GB VRAM Radeon RX 580 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6550A 's Advantages

Lower TDP (35W vs 100W)

AMD Radeon RX 580 Mobile 's Advantages

Released 6 years and 2 months late

Boost Clock1077MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 25.60GB/s)

1824 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6550A

0.528 TFLOPS

Radeon RX 580 Mobile +839%

4.963 TFLOPS

Radeon HD 6550A

VS

Radeon RX 580 Mobile

Graphics Card

Feb 2011

Release Date

Apr 2017

All-In-One

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

800 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

256.0GB/s

Render Config

6

Compute Units

36

-

480

Shading Units

2304

24

TMUs

144

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

34.46 GPixel/s

13.20 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

528.0 GFLOPS

FP32 (float)

4.963 TFLOPS

-

FP64 (double)

310.2 GFLOPS

Board Design

35W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Pinewood

GPU Name

Polaris 20

Pinewood PRO

GPU Variant

Polaris 20M XT

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.627 billion

Transistors

5.7 billion

104 mm²

Die Size

232 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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