AMD Radeon RX 550 Mobile vs AMD Radeon Pro 580

VS

AMD Radeon RX 550 Mobile

AMD Radeon Pro 580

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550 Mobile and 8GB VRAM Radeon Pro 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 Mobile 's Advantages

Boost Clock has increased by 7% (1287MHz vs 1200MHz)

Lower TDP (50W vs 185W)

AMD Radeon Pro 580 's Advantages

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 96.00GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 Mobile

1.647 TFLOPS

Radeon Pro 580 +235%

5.53 TFLOPS

Radeon RX 550 Mobile

VS

Radeon Pro 580

Graphics Card

Jul 2017

Release Date

Jun 2017

Mobility Radeon

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1100 MHz

Base Clock

1100 MHz

1287 MHz

Boost Clock

1200 MHz

1500 MHz

Memory Clock

1695 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

217.0GB/s

Render Config

10

Compute Units

36

-

640

Shading Units

2304

40

TMUs

144

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

20.59 GPixel/s

Pixel Rate

38.40 GPixel/s

51.48 GTexel/s

Texture Rate

172.8 GTexel/s

1.647 TFLOPS

FP16 (half)

5.530 TFLOPS

1.647 TFLOPS

FP32 (float)

5.530 TFLOPS

103.0 GFLOPS

FP64 (double)

345.6 GFLOPS

Board Design

50W

TDP

185W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

Ellesmere

Lexa PRO (215-0904018)

GPU Variant

Ellesmere XTA (216-0886220)

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

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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