NVIDIA GeForce GTX 680MX Mac Edition vs ATI Mobility Radeon HD 3470

VS

NVIDIA GeForce GTX 680MX Mac Edition

ATI Mobility Radeon HD 3470

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 256MB VRAM Mobility Radeon HD 3470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages

Released 4 years and 9 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 6.400GB/s)

1496 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition +3990%

2.209 TFLOPS

Mobility Radeon HD 3470

0.054 TFLOPS

GeForce GTX 680MX Mac Edition

VS

Mobility Radeon HD 3470

Graphics Card

Oct 2012

Release Date

Jan 2008

GeForce 600M

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

-

1250 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

-

1536

Shading Units

40

128

TMUs

4

32

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.01 GPixel/s

Pixel Rate

2.720 GPixel/s

92.03 GTexel/s

Texture Rate

2.720 GTexel/s

-

2.209 TFLOPS

FP32 (float)

54.40 GFLOPS

92.03 GFLOPS

FP64 (double)

-

Board Design

122W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

M82

N13E-GTX2-A2

GPU Variant

M82-ME XT (216-0707009)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.181 billion

294 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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