AMD Radeon HD 6970M Rebrand vs ATI Mobility Radeon HD 2600 XT

VS

AMD Radeon HD 6970M Rebrand

ATI Mobility Radeon HD 2600 XT

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M Rebrand and 256MB VRAM Mobility Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Rebrand 's Advantages

Released 3 years and 8 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 24.00GB/s)

680 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6970M Rebrand +685%

1.28 TFLOPS

Mobility Radeon HD 2600 XT

0.163 TFLOPS

Radeon HD 6970M Rebrand

VS

Mobility Radeon HD 2600 XT

Graphics Card

Jan 2011

Release Date

May 2007

Vancouver

Generation

M7x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

1000 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

24.00GB/s

Render Config

10

Compute Units

3

-

800

Shading Units

120

40

TMUs

8

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

2.720 GPixel/s

32.00 GTexel/s

Texture Rate

5.440 GTexel/s

-

1280 GFLOPS

FP32 (float)

163.2 GFLOPS

-

Board Design

75W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Broadway

GPU Name

M76

Broadway XT

GPU Variant

M76 XT-M (216XJBKA13FG)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.04 billion

Transistors

0.39 billion

166 mm²

Die Size

153 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

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