NVIDIA GeForce GTX 780M Mac Edition vs NVIDIA GeForce GTX 770M

VS

NVIDIA GeForce GTX 780M Mac Edition

NVIDIA GeForce GTX 770M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M Mac Edition and 3GB VRAM GeForce GTX 770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M Mac Edition 's Advantages

Released 6 months late

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (160.0GB/s vs 96.19GB/s)

576 additional rendering cores

NVIDIA GeForce GTX 770M 's Advantages

Lower TDP (75W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 780M Mac Edition +60%

2.448 TFLOPS

GeForce GTX 770M

1.53 TFLOPS

GeForce GTX 780M Mac Edition

VS

GeForce GTX 770M

Graphics Card

Nov 2013

Release Date

May 2013

GeForce 700M

Generation

GeForce 700M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

771 MHz

Base Clock

706 MHz

797 MHz

Boost Clock

797 MHz

1250 MHz

Memory Clock

1002 MHz

Memory

4GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

192bit

160.0GB/s

Bandwidth

96.19GB/s

Render Config

-

1536

Shading Units

960

128

TMUs

80

32

ROPs

24

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

384 KB

-

Theoretical Performance

25.50 GPixel/s

Pixel Rate

15.94 GPixel/s

102.0 GTexel/s

Texture Rate

63.76 GTexel/s

-

2.448 TFLOPS

FP32 (float)

1.530 TFLOPS

102.0 GFLOPS

FP64 (double)

63.76 GFLOPS

Board Design

122W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GK106

N14E-GTX-A2

GPU Variant

N14E-GS-A1

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

2.54 billion

294 mm²

Die Size

221 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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