AMD Radeon HD 7970M vs AMD Radeon Pro 580

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M 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 7970M 's Advantages

Lower TDP (100W vs 185W)

AMD Radeon Pro 580 's Advantages

Released 5 years and 2 months late

Boost Clock1200MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 153.6GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970M

2.176 TFLOPS

Radeon Pro 580 +154%

5.53 TFLOPS

Radeon HD 7970M

VS

Radeon Pro 580

Graphics Card

Apr 2012

Release Date

Jun 2017

London

Generation

Radeon Pro Mac

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1200 MHz

Memory Clock

1695 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

217.0GB/s

Render Config

-

SM Count

-

20

Compute Units

36

1280

Shading Units

2304

80

TMUs

144

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

38.40 GPixel/s

68.00 GTexel/s

Texture Rate

172.8 GTexel/s

-

FP16 (half)

5.530 TFLOPS

2.176 TFLOPS

FP32 (float)

5.530 TFLOPS

136.0 GFLOPS

FP64 (double)

345.6 GFLOPS

Graphics Processor

Wimbledon

GPU Name

Ellesmere

Wimbledon XT (216-0836036)

GPU Variant

Ellesmere XTA (216-0886220)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

5.7 billion

212 mm²

Die Size

232 mm²

Board Design

100W

TDP

185W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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