NVIDIA GeForce GTX 880M vs NVIDIA GeForce GT 555M

VS

NVIDIA GeForce GTX 880M

NVIDIA GeForce GT 555M

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 880M 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 880M 's Advantages

Released 2 years late

Boost Clock993MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)

1392 additional rendering cores

NVIDIA GeForce GT 555M 's Advantages

Lower TDP (35W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 880M +684%

3.05 TFLOPS

GeForce GT 555M

0.389 TFLOPS

GeForce GTX 880M

VS

GeForce GT 555M

Graphics Card

Mar 2014

Release Date

Mar 2012

GeForce 800M

Generation

GeForce 500M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

954 MHz

Base Clock

-

993 MHz

Boost Clock

-

1250 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

1536

Shading Units

144

128

TMUs

24

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

31.78 GPixel/s

Pixel Rate

2.700 GPixel/s

127.1 GTexel/s

Texture Rate

16.20 GTexel/s

-

3.050 TFLOPS

FP32 (float)

388.8 GFLOPS

127.1 GFLOPS

FP64 (double)

32.40 GFLOPS

Board Design

122W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

GF116

N15E-GX-A2

GPU Variant

N12E-GE2-A1

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

1.17 billion

294 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

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