AMD Radeon HD 6750M Mac Edition vs AMD Radeon HD 6970M Rebrand

VS

AMD Radeon HD 6750M Mac Edition

AMD Radeon HD 6970M Rebrand

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6750M Mac Edition and 1024MB VRAM Radeon HD 6970M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750M Mac Edition 's Advantages

Lower TDP (35W vs 75W)

AMD Radeon HD 6970M Rebrand 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 50.82GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6750M Mac Edition

0.574 TFLOPS

Radeon HD 6970M Rebrand +122%

1.28 TFLOPS

Radeon HD 6750M Mac Edition

VS

Radeon HD 6970M Rebrand

Graphics Card

Apr 2011

Release Date

Jan 2011

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

794 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

50.82GB/s

Bandwidth

64.00GB/s

Render Config

6

Compute Units

10

-

480

Shading Units

800

24

TMUs

40

8

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

4.784 GPixel/s

Pixel Rate

12.80 GPixel/s

14.35 GTexel/s

Texture Rate

32.00 GTexel/s

-

574.1 GFLOPS

FP32 (float)

1280 GFLOPS

-

Board Design

35W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

Broadway

Whistler PRO (216-0810005)

GPU Variant

Broadway XT

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

1.04 billion

104 mm²

Die Size

166 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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