AMD Radeon HD 7950M vs ATI Mobility Radeon HD 2700

VS

AMD Radeon HD 7950M

ATI Mobility Radeon HD 2700

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7950M and 256MB VRAM Mobility Radeon HD 2700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950M 's Advantages

Released 4 years and 4 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 22.40GB/s)

1160 additional rendering cores

ATI Mobility Radeon HD 2700 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 7950M +966%

1.792 TFLOPS

Mobility Radeon HD 2700

0.168 TFLOPS

Radeon HD 7950M

VS

Mobility Radeon HD 2700

Graphics Card

Apr 2012

Release Date

Dec 2007

London

Generation

M7x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-II

Clock Speeds

-

1000 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

128.0GB/s

Bandwidth

22.40GB/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

22.40 GPixel/s

Pixel Rate

2.800 GPixel/s

56.00 GTexel/s

Texture Rate

5.600 GTexel/s

-

1.792 TFLOPS

FP32 (float)

168.0 GFLOPS

-

Board Design

75W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Wimbledon

GPU Name

M76

Wimbledon PRO

GPU Variant

-

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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