NVIDIA GeForce GTX 780M Mac Edition vs NVIDIA GeForce 825M

VS

NVIDIA GeForce GTX 780M Mac Edition

NVIDIA GeForce 825M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M Mac Edition and 1024MB VRAM GeForce 825M 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

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)

1152 additional rendering cores

NVIDIA GeForce 825M 's Advantages

Boost Clock has increased by 18% (941MHz vs 797MHz)

Lower TDP (33W vs 122W)

Score

Benchmark

FP32 (float)

GeForce GTX 780M Mac Edition +238%

2.448 TFLOPS

GeForce 825M

0.723 TFLOPS

GeForce GTX 780M Mac Edition

VS

GeForce 825M

Graphics Card

Nov 2013

Release Date

Jan 2014

GeForce 700M

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

771 MHz

Base Clock

850 MHz

797 MHz

Boost Clock

941 MHz

1250 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

14.40GB/s

Render Config

-

1536

Shading Units

384

128

TMUs

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

25.50 GPixel/s

Pixel Rate

7.528 GPixel/s

102.0 GTexel/s

Texture Rate

30.11 GTexel/s

-

2.448 TFLOPS

FP32 (float)

722.7 GFLOPS

102.0 GFLOPS

FP64 (double)

30.11 GFLOPS

Board Design

122W

TDP

33W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GK104

GPU Name

GK208

N14E-GTX-A2

GPU Variant

-

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.02 billion

294 mm²

Die Size

87 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

3.5

5.1

Shader Model

5.1

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