AMD Radeon HD 7970M vs ATI Mobility Radeon HD 2600

VS

AMD Radeon HD 7970M

ATI Mobility Radeon HD 2600

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 256MB VRAM Mobility Radeon HD 2600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970M 's Advantages

Released 4 years and 11 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (153.6GB/s vs 12.80GB/s)

1160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970M +1713%

2.176 TFLOPS

Mobility Radeon HD 2600

0.12 TFLOPS

Radeon HD 7970M

VS

Mobility Radeon HD 2600

Graphics Card

Apr 2012

Release Date

May 2007

London

Generation

M7x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

1200 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

12.80GB/s

Render Config

20

Compute Units

3

-

1280

Shading Units

120

80

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

2.000 GPixel/s

68.00 GTexel/s

Texture Rate

4.000 GTexel/s

-

2.176 TFLOPS

FP32 (float)

120.0 GFLOPS

136.0 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Wimbledon

GPU Name

M76

Wimbledon XT (216-0836036)

GPU Variant

M76-M (216MJBKA13FG)

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.8 billion

Transistors

0.39 billion

212 mm²

Die Size

153 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.0

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