NVIDIA GeForce GTX 950A vs NVIDIA GeForce GT 555M

VS

NVIDIA GeForce GTX 950A

NVIDIA GeForce GT 555M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 950A 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 950A 's Advantages

Released 3 years late

Boost Clock1124MHz

Larger VRAM bandwidth (32.03GB/s vs 28.80GB/s)

496 additional rendering cores

NVIDIA GeForce GT 555M 's Advantages

Lower TDP (35W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 950A +269%

1.439 TFLOPS

GeForce GT 555M

0.389 TFLOPS

GeForce GTX 950A

VS

GeForce GT 555M

Graphics Card

Mar 2015

Release Date

Mar 2012

GeForce 900A

Generation

GeForce 500M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

993 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

32.03GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

2

640

Shading Units

144

40

TMUs

24

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

17.98 GPixel/s

Pixel Rate

2.700 GPixel/s

44.96 GTexel/s

Texture Rate

16.20 GTexel/s

-

1439 GFLOPS

FP32 (float)

388.8 GFLOPS

44.96 GFLOPS

FP64 (double)

32.40 GFLOPS

Board Design

75W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GF116

N16P-GT

GPU Variant

N12E-GE2-A1

Maxwell

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.87 billion

Transistors

1.17 billion

148 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

2.1

5.1

Shader Model

5.1

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