NVIDIA GeForce 945M vs NVIDIA GeForce GTX 675MX Mac Edition

VS

NVIDIA GeForce 945M NVIDIA GeForce GTX 675MX Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M 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 945M 's Advantages

Released 3 years late

Boost Clock1189MHz

Lower TDP (23W vs 100W)

NVIDIA GeForce GTX 675MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 16.02GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945M

0.913 TFLOPS

GeForce GTX 675MX Mac Edition +111%

1.933 TFLOPS

GeForce 945M

VS

GeForce GTX 675MX Mac Edition

Graphics Card

Apr 2016

Release Date

Apr 2013

GeForce 900M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

160.0GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

1344

24

TMUs

112

8

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

512 KB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

20.13 GPixel/s

28.54 GTexel/s

Texture Rate

80.53 GTexel/s

-

FP16 (half)

-

913.2 GFLOPS

FP32 (float)

1.933 TFLOPS

28.54 GFLOPS

FP64 (double)

80.53 GFLOPS

Graphics Processor

GM108

GPU Name

GK104

-

GPU Variant

N13E-GSR-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

3.54 billion

Unknown

Die Size

294 mm²

Board Design

23W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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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