NVIDIA GeForce GT 750M Mac Edition vs NVIDIA GeForce 840M

VS

NVIDIA GeForce GT 750M Mac Edition

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 750M Mac Edition and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 750M Mac Edition 's Advantages

Larger VRAM bandwidth (80.26GB/s vs 16.02GB/s)

NVIDIA GeForce 840M 's Advantages

Boost Clock1124MHz

Lower TDP (33W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GT 750M Mac Edition

0.711 TFLOPS

GeForce 840M +21%

0.863 TFLOPS

GeForce GT 750M Mac Edition

VS

GeForce 840M

Graphics Card

Nov 2013

Release Date

Mar 2014

GeForce 700M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

1254 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.26GB/s

Bandwidth

16.02GB/s

Render Config

-

384

Shading Units

384

32

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.408 GPixel/s

Pixel Rate

8.992 GPixel/s

29.63 GTexel/s

Texture Rate

17.98 GTexel/s

-

711.2 GFLOPS

FP32 (float)

863.2 GFLOPS

29.63 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

50W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

GM108

N14P-GT

GPU Variant

N15S-GT

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

Unknown

118 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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