AMD Radeon HD 6625M vs AMD Radeon Pro 580

VS

AMD Radeon HD 6625M

AMD Radeon Pro 580

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6625M 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 HD 6625M 's Advantages

Lower TDP (26W vs 185W)

AMD Radeon Pro 580 's Advantages

Released 6 years and 5 months late

Boost Clock1200MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (217.0GB/s vs 25.60GB/s)

1824 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6625M

0.432 TFLOPS

Radeon Pro 580 +1180%

5.53 TFLOPS

Radeon HD 6625M

VS

Radeon Pro 580

Graphics Card

Jan 2011

Release Date

Jun 2017

Vancouver

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1200 MHz

800 MHz

Memory Clock

1695 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

217.0GB/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

3.600 GPixel/s

Pixel Rate

38.40 GPixel/s

10.80 GTexel/s

Texture Rate

172.8 GTexel/s

-

FP16 (half)

5.530 TFLOPS

432.0 GFLOPS

FP32 (float)

5.530 TFLOPS

-

FP64 (double)

345.6 GFLOPS

Board Design

26W

TDP

185W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

Ellesmere

Whistler LP

GPU Variant

Ellesmere XTA (216-0886220)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.716 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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