NVIDIA GeForce GTX 780M vs NVIDIA GeForce GTX 675MX

VS

NVIDIA GeForce GTX 780M

NVIDIA GeForce GTX 675MX

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M and 2GB VRAM GeForce GTX 675MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M 's Advantages

Released 7 months late

Boost Clock797MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (160.0GB/s vs 115.2GB/s)

576 additional rendering cores

NVIDIA GeForce GTX 675MX 's Advantages

Lower TDP (100W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 780M +94%

2.448 TFLOPS

GeForce GTX 675MX

1.256 TFLOPS

GeForce GTX 780M

VS

GeForce GTX 675MX

Graphics Card

May 2013

Release Date

Oct 2012

GeForce 700M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

771 MHz

Base Clock

-

797 MHz

Boost Clock

-

1250 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

115.2GB/s

Render Config

-

1536

Shading Units

960

128

TMUs

80

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

25.50 GPixel/s

Pixel Rate

13.08 GPixel/s

102.0 GTexel/s

Texture Rate

52.32 GTexel/s

-

2.448 TFLOPS

FP32 (float)

1256 GFLOPS

102.0 GFLOPS

FP64 (double)

52.32 GFLOPS

Board Design

122W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

GK104

N14E-GTX-A2

GPU Variant

N13E-GSR-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

3.54 billion

294 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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