NVIDIA GeForce 825M vs NVIDIA GeForce GTX 775M Mac Edition

VS

NVIDIA GeForce 825M

NVIDIA GeForce GTX 775M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 825M and 2GB VRAM GeForce GTX 775M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 825M 's Advantages

Boost Clock941MHz

Lower TDP (33W vs 100W)

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

More VRAM (2GB vs 1024GB)

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

960 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 825M

0.723 TFLOPS

GeForce GTX 775M Mac Edition +196%

2.142 TFLOPS

GeForce 825M

VS

GeForce GTX 775M Mac Edition

Graphics Card

Jan 2014

Release Date

Nov 2013

GeForce 800M

Generation

GeForce 700M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

850 MHz

Base Clock

-

941 MHz

Boost Clock

-

900 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

160.0GB/s

Render Config

-

384

Shading Units

1344

32

TMUs

112

8

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

7.528 GPixel/s

Pixel Rate

22.32 GPixel/s

30.11 GTexel/s

Texture Rate

89.26 GTexel/s

-

722.7 GFLOPS

FP32 (float)

2.142 TFLOPS

30.11 GFLOPS

FP64 (double)

89.26 GFLOPS

Board Design

33W

TDP

100W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK208

GPU Name

GK104

-

GPU Variant

N13E-GTX-A2

Kepler 2.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

3.54 billion

87 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

3.5

CUDA

3.0

5.1

Shader Model

5.1

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