NVIDIA GeForce GT 750M vs NVIDIA GeForce GTX 680M

VS

NVIDIA GeForce GT 750M

NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 750M and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 750M 's Advantages

Released 7 months late

Boost Clock has increased by 28% (967MHz vs 758MHz)

Lower TDP (50W vs 100W)

NVIDIA GeForce GTX 680M 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (115.2GB/s vs 64.19GB/s)

960 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 750M

0.743 TFLOPS

GeForce GTX 680M +174%

2.038 TFLOPS

Blender

GeForce GT 750M

58

GeForce GTX 680M +225%

189

GeForce GT 750M

VS

GeForce GTX 680M

Graphics Card

Jan 2013

Release Date

Jun 2012

GeForce 700M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

941 MHz

Base Clock

719 MHz

967 MHz

Boost Clock

758 MHz

1003 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

64.19GB/s

Bandwidth

115.2GB/s

Render Config

-

384

Shading Units

1344

32

TMUs

112

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

7.736 GPixel/s

Pixel Rate

21.22 GPixel/s

30.94 GTexel/s

Texture Rate

84.90 GTexel/s

-

742.7 GFLOPS

FP32 (float)

2.038 TFLOPS

30.94 GFLOPS

FP64 (double)

84.90 GFLOPS

Board Design

50W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK107

GPU Name

GK104

N14P-GT

GPU Variant

N13E-GTX-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

3.54 billion

118 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.0

5.1

Shader Model

5.1

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