ATI Mobility Radeon HD 3850 X2 vs NVIDIA GeForce 305M

VS

ATI Mobility Radeon HD 3850 X2

NVIDIA GeForce 305M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 512MB VRAM GeForce 305M 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

Larger VRAM bandwidth (48.00GB/s vs 11.20GB/s)

304 additional rendering cores

NVIDIA GeForce 305M 's Advantages

Released 1 years and 7 months late

Lower TDP (14W vs 70W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2 +902%

0.371 TFLOPS

GeForce 305M

0.037 TFLOPS

Mobility Radeon HD 3850 X2

VS

GeForce 305M

Graphics Card

Jun 2008

Release Date

Jan 2010

M8x

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

64bit

48.00GB/s

Bandwidth

11.20GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

16

TMUs

8

16

ROPs

4

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

2.100 GPixel/s

9.280 GTexel/s

Texture Rate

4.200 GTexel/s

-

371.2 GFLOPS

FP32 (float)

36.80 GFLOPS

74.24 GFLOPS

FP64 (double)

-

Board Design

70W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

GT218

-

GPU Variant

N11M-LP1

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

0.26 billion

192 mm²

Die Size

57 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

4.1

Shader Model

4.1

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