NVIDIA GeForce 940M vs NVIDIA GeForce GTX 675MX Mac Edition

VS

NVIDIA GeForce 940M

NVIDIA GeForce GTX 675MX Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 1024MB VRAM GeForce GTX 675MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940M 's Advantages

Released 1 years and 11 months late

Boost Clock1098MHz

More VRAM (2GB vs 1024GB)

Lower TDP (75W vs 100W)

NVIDIA GeForce GTX 675MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)

832 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940M

1.124 TFLOPS

GeForce GTX 675MX Mac Edition +71%

1.933 TFLOPS

GeForce 940M

VS

GeForce GTX 675MX Mac Edition

Graphics Card

Mar 2015

Release Date

Apr 2013

GeForce 900M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1020 MHz

Base Clock

-

1098 MHz

Boost Clock

-

900 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

160.0GB/s

Render Config

-

512

Shading Units

1344

32

TMUs

112

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

17.57 GPixel/s

Pixel Rate

20.13 GPixel/s

35.14 GTexel/s

Texture Rate

80.53 GTexel/s

-

1124 GFLOPS

FP32 (float)

1.933 TFLOPS

35.14 GFLOPS

FP64 (double)

80.53 GFLOPS

Board Design

75W

TDP

100W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GK104

N16S-GT1-KB-B

GPU Variant

N13E-GSR-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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