AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 6570M Mac Edition

VS

AMD Radeon HD 6970M Mac Edition

AMD Radeon HD 6570M Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Radeon HD 6570M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Mac Edition 's Advantages

Released 1 years and 10 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

560 additional rendering cores

AMD Radeon HD 6570M Mac Edition 's Advantages

Lower TDP (30W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +172%

1.306 TFLOPS

Radeon HD 6570M Mac Edition

0.48 TFLOPS

Radeon HD 6970M Mac Edition

VS

Radeon HD 6570M Mac Edition

Graphics Card

Aug 2011

Release Date

Oct 2009

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

5

-

960

Shading Units

400

48

TMUs

20

32

ROPs

8

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

4.800 GPixel/s

32.64 GTexel/s

Texture Rate

12.00 GTexel/s

-

1306 GFLOPS

FP32 (float)

480.0 GFLOPS

-

Board Design

75W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Capilano

Blackcomb XT (216-0811000)

GPU Variant

Capilano XT

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

0.627 billion

212 mm²

Die Size

104 mm²

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

5.0

Shader Model

5.0

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