ATI Mobility Radeon HD 3470 vs ATI Mobility Radeon HD 5850

VS

ATI Mobility Radeon HD 3470

ATI Mobility Radeon HD 5850

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3470 and 1024MB VRAM Mobility Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5850 's Advantages

Released 2 years late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)

760 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3470

0.054 TFLOPS

Mobility Radeon HD 5850 +1381%

0.8 TFLOPS

Mobility Radeon HD 3470

VS

Mobility Radeon HD 5850

Graphics Card

Jan 2008

Release Date

Jan 2010

M8x

Generation

Manhattan

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

1000 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

64.00GB/s

Render Config

2

Compute Units

10

-

40

Shading Units

800

4

TMUs

40

4

ROPs

16

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

8.000 GPixel/s

2.720 GTexel/s

Texture Rate

20.00 GTexel/s

-

54.40 GFLOPS

FP32 (float)

800.0 GFLOPS

-

Board Design

Unknown

TDP

30W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M82

GPU Name

Broadway

M82-ME XT (216-0707009)

GPU Variant

Broadway PRO (216-0769024)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

1.04 billion

67 mm²

Die Size

166 mm²

Graphics Features

10.1

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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