NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GTX 780M

VS

NVIDIA GeForce GTX 680MX Mac Edition

NVIDIA GeForce GTX 780M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 4GB VRAM GeForce GTX 780M 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)

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition

2.209 TFLOPS

GeForce GTX 780M +10%

2.448 TFLOPS

GeForce GTX 680MX Mac Edition

VS

GeForce GTX 780M

Graphics Card

Oct 2012

Release Date

May 2013

GeForce 600M

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

771 MHz

-

Boost Clock

797 MHz

1250 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

160.0GB/s

Render Config

-

1536

Shading Units

1536

128

TMUs

128

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

23.01 GPixel/s

Pixel Rate

25.50 GPixel/s

92.03 GTexel/s

Texture Rate

102.0 GTexel/s

-

2.209 TFLOPS

FP32 (float)

2.448 TFLOPS

92.03 GFLOPS

FP64 (double)

102.0 GFLOPS

Board Design

122W

TDP

122W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GK104

N13E-GTX2-A2

GPU Variant

N14E-GTX-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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