ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce 8800M GTX

VS

ATI Mobility Radeon HD 3850 X2

NVIDIA GeForce 8800M GTX

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 512MB VRAM GeForce 8800M GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Released 7 months late

224 additional rendering cores

NVIDIA GeForce 8800M GTX 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 48.00GB/s)

Lower TDP (65W vs 70W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2 +54%

0.371 TFLOPS

GeForce 8800M GTX

0.24 TFLOPS

Mobility Radeon HD 3850 X2

VS

GeForce 8800M GTX

Graphics Card

Jun 2008

Release Date

Nov 2007

M8x

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-HE

Clock Speeds

-

750 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

256bit

48.00GB/s

Bandwidth

51.20GB/s

Render Config

4

Compute Units

-

SM Count

12

320

Shading Units

96

16

TMUs

48

16

ROPs

16

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

8.000 GPixel/s

9.280 GTexel/s

Texture Rate

24.00 GTexel/s

-

371.2 GFLOPS

FP32 (float)

240.0 GFLOPS

74.24 GFLOPS

FP64 (double)

-

Board Design

70W

TDP

65W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M88

GPU Name

G92

-

GPU Variant

NB8E-GTX-A2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.666 billion

Transistors

0.754 billion

192 mm²

Die Size

324 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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