NVIDIA GeForce GT 555M vs NVIDIA GeForce 305M

VS

NVIDIA GeForce GT 555M

NVIDIA GeForce 305M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 512MB VRAM GeForce 305M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

Released 2 years and 2 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 11.20GB/s)

128 additional rendering cores

NVIDIA GeForce 305M 's Advantages

Lower TDP (14W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 555M +951%

0.389 TFLOPS

GeForce 305M

0.037 TFLOPS

GeForce GT 555M

VS

GeForce 305M

Graphics Card

Mar 2012

Release Date

Jan 2010

GeForce 500M

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

11.20GB/s

Render Config

-

2

SM Count

2

144

Shading Units

16

24

TMUs

8

16

ROPs

4

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

2.100 GPixel/s

16.20 GTexel/s

Texture Rate

4.200 GTexel/s

-

388.8 GFLOPS

FP32 (float)

36.80 GFLOPS

32.40 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF116

GPU Name

GT218

N12E-GE2-A1

GPU Variant

N11M-LP1

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

0.26 billion

238 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.2

5.1

Shader Model

4.1

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