NVIDIA GeForce GTX 775M Mac Edition vs NVIDIA GeForce 8400M GT

VS

NVIDIA GeForce GTX 775M Mac Edition

NVIDIA GeForce 8400M GT

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 775M Mac Edition and 512MB VRAM GeForce 8400M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 775M Mac Edition 's Advantages

Released 6 years and 6 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 19.20GB/s)

1328 additional rendering cores

NVIDIA GeForce 8400M GT 's Advantages

Lower TDP (14W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 775M Mac Edition +7286%

2.142 TFLOPS

GeForce 8400M GT

0.029 TFLOPS

GeForce GTX 775M Mac Edition

VS

GeForce 8400M GT

Graphics Card

Nov 2013

Release Date

May 2007

GeForce 700M

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

19.20GB/s

Render Config

-

SM Count

2

1344

Shading Units

16

112

TMUs

8

32

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

22.32 GPixel/s

Pixel Rate

1.800 GPixel/s

89.26 GTexel/s

Texture Rate

3.600 GTexel/s

-

2.142 TFLOPS

FP32 (float)

28.80 GFLOPS

89.26 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK104

GPU Name

G86

N13E-GTX-A2

GPU Variant

G86-603-A2

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

3.54 billion

Transistors

0.21 billion

294 mm²

Die Size

127 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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