AMD Radeon HD 6970M vs ATI Mobility Radeon HD 5850 Mac Edition

VS

AMD Radeon HD 6970M

ATI Mobility Radeon HD 5850 Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M and 1024MB VRAM Mobility Radeon HD 5850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M 's Advantages

Released 1 years late

Larger VRAM bandwidth (115.2GB/s vs 64.00GB/s)

160 additional rendering cores

ATI Mobility Radeon HD 5850 Mac Edition 's Advantages

Lower TDP (30W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M +29%

1.306 TFLOPS

Mobility Radeon HD 5850 Mac Edition

1.005 TFLOPS

Radeon HD 6970M

VS

Mobility Radeon HD 5850 Mac Edition

Graphics Card

Jan 2011

Release Date

Jan 2010

Vancouver

Generation

Manhattan

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

64.00GB/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

10.05 GPixel/s

32.64 GTexel/s

Texture Rate

25.12 GTexel/s

-

1306 GFLOPS

FP32 (float)

1005 GFLOPS

-

Board Design

75W

TDP

30W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Blackcomb

GPU Name

Broadway

Blackcomb XT (216-0811000)

GPU Variant

Broadway PRO (216-0769024)

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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