NVIDIA GeForce GT 555M vs NVIDIA GeForce GTX 580M

VS

NVIDIA GeForce GT 555M

NVIDIA GeForce GTX 580M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 2GB VRAM GeForce GTX 580M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 555M 's Advantages

Released 9 months late

Lower TDP (35W vs 100W)

NVIDIA GeForce GTX 580M 's Advantages

Larger VRAM bandwidth (96.00GB/s vs 28.80GB/s)

240 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

GeForce GTX 580M +144%

0.952 TFLOPS

GeForce GT 555M

VS

GeForce GTX 580M

Graphics Card

Mar 2012

Release Date

Jun 2011

GeForce 500M

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

900 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

96.00GB/s

Render Config

-

2

SM Count

8

144

Shading Units

384

24

TMUs

64

16

ROPs

32

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

9.920 GPixel/s

16.20 GTexel/s

Texture Rate

39.68 GTexel/s

-

388.8 GFLOPS

FP32 (float)

952.3 GFLOPS

32.40 GFLOPS

FP64 (double)

79.36 GFLOPS

Board Design

35W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF116

GPU Name

GF114

N12E-GE2-A1

GPU Variant

N12E-GTX2-A1

Fermi 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

1.95 billion

238 mm²

Die Size

332 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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