NVIDIA GeForce GT 550M vs NVIDIA GeForce 940M

VS

NVIDIA GeForce GT 550M

NVIDIA GeForce 940M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 550M and 2GB VRAM GeForce 940M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 550M 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)

Lower TDP (35W vs 75W)

NVIDIA GeForce 940M 's Advantages

Released 4 years and 2 months late

Boost Clock1098MHz

More VRAM (2GB vs 1024GB)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 550M

0.284 TFLOPS

GeForce 940M +295%

1.124 TFLOPS

GeForce GT 550M

VS

GeForce 940M

Graphics Card

Jan 2011

Release Date

Mar 2015

GeForce 500M

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1020 MHz

-

Boost Clock

1098 MHz

900 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

14.40GB/s

Render Config

-

2

SM Count

-

96

Shading Units

512

16

TMUs

32

4

ROPs

16

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

2.960 GPixel/s

Pixel Rate

17.57 GPixel/s

11.84 GTexel/s

Texture Rate

35.14 GTexel/s

-

284.2 GFLOPS

FP32 (float)

1124 GFLOPS

23.68 GFLOPS

FP64 (double)

35.14 GFLOPS

Board Design

35W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF108

GPU Name

GM107

N12P-GT1-A1

GPU Variant

N16S-GT1-KB-B

Fermi

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

1.87 billion

116 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

5.0

5.1

Shader Model

5.1

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