NVIDIA GeForce GTX 580M vs NVIDIA GeForce GT 555M

VS

NVIDIA GeForce GTX 580M NVIDIA GeForce GT 555M

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

Main Differences

NVIDIA GeForce GTX 580M 's Advantages

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

240 additional rendering cores

NVIDIA GeForce GT 555M 's Advantages

Released 9 months late

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 580M +144%

0.952 TFLOPS

GeForce GT 555M

0.389 TFLOPS

GeForce GTX 580M

VS

GeForce GT 555M

Graphics Card

Jun 2011

Release Date

Mar 2012

GeForce 500M

Generation

GeForce 500M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

750 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

28.80GB/s

Render Config

8

SM Count

2

-

Compute Units

-

384

Shading Units

144

64

TMUs

24

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

9.920 GPixel/s

Pixel Rate

2.700 GPixel/s

39.68 GTexel/s

Texture Rate

16.20 GTexel/s

-

FP16 (half)

-

952.3 GFLOPS

FP32 (float)

388.8 GFLOPS

79.36 GFLOPS

FP64 (double)

32.40 GFLOPS

Graphics Processor

GF114

GPU Name

GF116

N12E-GTX2-A1

GPU Variant

N12E-GE2-A1

Fermi 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

1.17 billion

332 mm²

Die Size

238 mm²

Board Design

100W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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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