NVIDIA GeForce GTX 470M vs ATI Mobility Radeon HD 3870 X2

VS

NVIDIA GeForce GTX 470M

ATI Mobility Radeon HD 3870 X2

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 470M and 512MB VRAM Mobility Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 470M 's Advantages

Released 2 years late

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 54.40GB/s)

Lower TDP (75W vs 110W)

ATI Mobility Radeon HD 3870 X2 's Advantages

32 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 470M +45%

0.616 TFLOPS

Mobility Radeon HD 3870 X2

0.422 TFLOPS

GeForce GTX 470M

VS

Mobility Radeon HD 3870 X2

Graphics Card

Sep 2010

Release Date

Sep 2008

GeForce 400M

Generation

M8x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

850 MHz

Memory

1536MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

256bit

72.00GB/s

Bandwidth

54.40GB/s

Render Config

-

Compute Units

4

6

SM Count

-

288

Shading Units

320

48

TMUs

16

24

ROPs

16

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

256 KB

-

Theoretical Performance

6.420 GPixel/s

Pixel Rate

10.56 GPixel/s

25.68 GTexel/s

Texture Rate

10.56 GTexel/s

-

616.3 GFLOPS

FP32 (float)

422.4 GFLOPS

51.36 GFLOPS

FP64 (double)

84.48 GFLOPS

Board Design

75W

TDP

110W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GF104

GPU Name

M88

N11E-GT

GPU Variant

-

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.666 billion

332 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (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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