ATI Mobility Radeon HD 3470 vs ATI Mobility Radeon HD 3850

VS

ATI Mobility Radeon HD 3470

ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3470 and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (48.00GB/s vs 6.400GB/s)

280 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3470

0.054 TFLOPS

Mobility Radeon HD 3850 +587%

0.371 TFLOPS

Mobility Radeon HD 3470

VS

Mobility Radeon HD 3850

Graphics Card

Jan 2008

Release Date

Jun 2008

M8x

Generation

M8x

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

750 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

48.00GB/s

Render Config

2

Compute Units

4

-

40

Shading Units

320

4

TMUs

16

4

ROPs

16

-

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.720 GPixel/s

Pixel Rate

9.280 GPixel/s

2.720 GTexel/s

Texture Rate

9.280 GTexel/s

-

54.40 GFLOPS

FP32 (float)

371.2 GFLOPS

-

FP64 (double)

74.24 GFLOPS

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M82

GPU Name

M88

M82-ME XT (216-0707009)

GPU Variant

-

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.666 billion

67 mm²

Die Size

192 mm²

Graphics Features

10.1

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

4.1

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