NVIDIA GeForce 705M vs ATI Mobility Radeon HD 3430

VS

NVIDIA GeForce 705M

ATI Mobility Radeon HD 3430

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 705M and 256MB VRAM Mobility Radeon HD 3430 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 705M 's Advantages

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (14.40GB/s vs 6.400GB/s)

8 additional rendering cores

ATI Mobility Radeon HD 3430 's Advantages

Lower TDP (12W vs 15W)

Score

Benchmark

FP32 (float)

GeForce 705M +294%

0.142 TFLOPS

Mobility Radeon HD 3430

0.036 TFLOPS

GeForce 705M

VS

Mobility Radeon HD 3430

Graphics Card

Unknown

Release Date

Jul 2008

GeForce 700M

Generation

M8x

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-II

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

14.40GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

1

SM Count

-

48

Shading Units

40

8

TMUs

4

ROPs

4

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

1.476 GPixel/s

Pixel Rate

1.800 GPixel/s

5.904 GTexel/s

Texture Rate

1.800 GTexel/s

-

141.7 GFLOPS

FP32 (float)

36.00 GFLOPS

11.81 GFLOPS

FP64 (double)

-

Board Design

15W

TDP

12W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF119

GPU Name

M82

GF119 B1

GPU Variant

M82-SE

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.292 billion

Transistors

0.181 billion

79 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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