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

VS

ATI Mobility Radeon HD 5850

AMD Radeon HD 6970M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5850 and 2GB VRAM Radeon HD 6970M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5850 's Advantages

Lower TDP (30W vs 75W)

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 64.00GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5850

0.8 TFLOPS

Radeon HD 6970M Mac Edition +63%

1.306 TFLOPS

Mobility Radeon HD 5850

VS

Radeon HD 6970M Mac Edition

Graphics Card

Jan 2010

Release Date

Aug 2011

Manhattan

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

115.2GB/s

Render Config

10

Compute Units

12

-

800

Shading Units

960

40

TMUs

48

16

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

21.76 GPixel/s

20.00 GTexel/s

Texture Rate

32.64 GTexel/s

-

800.0 GFLOPS

FP32 (float)

1306 GFLOPS

-

Board Design

30W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Broadway

GPU Name

Blackcomb

Broadway PRO (216-0769024)

GPU Variant

Blackcomb XT (216-0811000)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

1.7 billion

166 mm²

Die Size

212 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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