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

VS

AMD Radeon HD 6970M Mac Edition

AMD Radeon HD 6970M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Radeon HD 6970M 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 7 months late

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition

1.306 TFLOPS

Radeon HD 6970M

1.306 TFLOPS

Radeon HD 6970M Mac Edition

VS

Radeon HD 6970M

Graphics Card

Aug 2011

Release Date

Jan 2011

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

115.2GB/s

Render Config

12

Compute Units

12

-

960

Shading Units

960

48

TMUs

48

32

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

21.76 GPixel/s

32.64 GTexel/s

Texture Rate

32.64 GTexel/s

-

1306 GFLOPS

FP32 (float)

1306 GFLOPS

-

Board Design

75W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

Blackcomb

Blackcomb XT (216-0811000)

GPU Variant

Blackcomb XT (216-0811000)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

1.7 billion

212 mm²

Die Size

212 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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