ATI Mobility Radeon HD 5670 Mac Edition vs AMD Radeon HD 7950M

VS

ATI Mobility Radeon HD 5670 Mac Edition

AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 5670 Mac Edition and 2GB VRAM Radeon HD 7950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5670 Mac Edition 's Advantages

Lower TDP (15W vs 75W)

AMD Radeon HD 7950M 's Advantages

Released 2 years late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 25.44GB/s)

880 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5670 Mac Edition

0.52 TFLOPS

Radeon HD 7950M +244%

1.792 TFLOPS

Mobility Radeon HD 5670 Mac Edition

VS

Radeon HD 7950M

Graphics Card

Apr 2010

Release Date

Apr 2012

Manhattan

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

795 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.44GB/s

Bandwidth

128.0GB/s

Render Config

5

Compute Units

20

-

400

Shading Units

1280

20

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

22.40 GPixel/s

13.00 GTexel/s

Texture Rate

56.00 GTexel/s

-

520.0 GFLOPS

FP32 (float)

1.792 TFLOPS

-

Board Design

15W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Madison

GPU Name

Wimbledon

Madison XT (216-0772003)

GPU Variant

Wimbledon PRO

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

2.8 billion

104 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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