NVIDIA GeForce GT 555M vs NVIDIA GeForce GTX 980M

VS

NVIDIA GeForce GT 555M

NVIDIA GeForce GTX 980M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 555M and 8GB VRAM GeForce GTX 980M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Released 2 years and 7 months late

Boost Clock1127MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.4GB/s vs 28.80GB/s)

1392 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 555M

0.389 TFLOPS

GeForce GTX 980M +789%

3.462 TFLOPS

GeForce GT 555M

VS

GeForce GTX 980M

Graphics Card

Mar 2012

Release Date

Oct 2014

GeForce 500M

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1038 MHz

-

Boost Clock

1127 MHz

900 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

160.4GB/s

Render Config

-

2

SM Count

-

144

Shading Units

1536

24

TMUs

96

16

ROPs

64

-

64 KB (per SM)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

72.13 GPixel/s

16.20 GTexel/s

Texture Rate

108.2 GTexel/s

-

388.8 GFLOPS

FP32 (float)

3.462 TFLOPS

32.40 GFLOPS

FP64 (double)

108.2 GFLOPS

Board Design

35W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

GF116

GPU Name

GM204

N12E-GE2-A1

GPU Variant

N16E-GX-A1

Fermi 2.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

5.2 billion

238 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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