AMD Radeon HD 6970M Mac Edition vs ATI Mobility Radeon HD 5830

VS

AMD Radeon HD 6970M Mac Edition

ATI Mobility Radeon HD 5830

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Mobility Radeon HD 5830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Mac Edition 's Advantages

Released 1 years and 7 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

160 additional rendering cores

ATI Mobility Radeon HD 5830 's Advantages

Lower TDP (24W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Mac Edition +63%

1.306 TFLOPS

Mobility Radeon HD 5830

0.8 TFLOPS

Radeon HD 6970M Mac Edition

VS

Mobility Radeon HD 5830

Graphics Card

Aug 2011

Release Date

Jan 2010

Vancouver

Generation

Manhattan

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

10

-

960

Shading Units

800

48

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.76 GPixel/s

Pixel Rate

8.000 GPixel/s

32.64 GTexel/s

Texture Rate

20.00 GTexel/s

-

1306 GFLOPS

FP32 (float)

800.0 GFLOPS

-

Board Design

75W

TDP

24W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Broadway

Blackcomb XT (216-0811000)

GPU Variant

Broadway LE

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

1.04 billion

212 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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