AMD Radeon RX 580 Mobile vs ATI Mobility Radeon HD 4550

VS

AMD Radeon RX 580 Mobile

ATI Mobility Radeon HD 4550

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580 Mobile and 512MB VRAM Mobility Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 Mobile 's Advantages

Released 7 years and 3 months late

Boost Clock1077MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 11.20GB/s)

2224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580 Mobile +5539%

4.963 TFLOPS

Mobility Radeon HD 4550

0.088 TFLOPS

Radeon RX 580 Mobile

VS

Mobility Radeon HD 4550

Graphics Card

Apr 2017

Release Date

Jan 2010

Mobility Radeon

Generation

M9x

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

700 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

11.20GB/s

Render Config

36

Compute Units

1

-

2304

Shading Units

80

144

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

64 KB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

2.200 GPixel/s

155.1 GTexel/s

Texture Rate

4.400 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

88.00 GFLOPS

310.2 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

M93

Polaris 20M XT

GPU Variant

-

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.242 billion

232 mm²

Die Size

73 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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