AMD Radeon RX 580X Mobile vs AMD Radeon HD 6550M

VS

AMD Radeon RX 580X Mobile AMD Radeon HD 6550M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 1024MB VRAM Radeon HD 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages

Released 7 years and 5 months late

Boost Clock1077MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 28.80GB/s)

1904 additional rendering cores

AMD Radeon HD 6550M 's Advantages

Lower TDP (26W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 580X Mobile +933%

4.963 TFLOPS

Radeon HD 6550M

0.48 TFLOPS

Radeon RX 580X Mobile

VS

Radeon HD 6550M

Graphics Card

Apr 2018

Release Date

Nov 2010

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

1000 MHz

Base Clock

-

1077 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

256.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

36

Compute Units

5

2304

Shading Units

400

144

TMUs

20

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

4.800 GPixel/s

155.1 GTexel/s

Texture Rate

12.00 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

480.0 GFLOPS

310.2 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 20

GPU Name

Lexington

Polaris 20M XT

GPU Variant

-

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

2.154 billion

232 mm²

Die Size

334 mm²

Board Design

100W

TDP

26W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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