NVIDIA GeForce 945M vs NVIDIA GeForce 8400M GS

VS

NVIDIA GeForce 945M

NVIDIA GeForce 8400M GS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945M and 256MB VRAM GeForce 8400M GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945M 's Advantages

Released 8 years and 11 months late

Boost Clock1189MHz

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (16.02GB/s vs 6.400GB/s)

368 additional rendering cores

NVIDIA GeForce 8400M GS 's Advantages

Lower TDP (11W vs 23W)

Score

Benchmark

FP32 (float)

GeForce 945M +3411%

0.913 TFLOPS

GeForce 8400M GS

0.026 TFLOPS

GeForce 945M

VS

GeForce 8400M GS

Graphics Card

Apr 2016

Release Date

May 2007

GeForce 900M

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-I

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1001 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

2

384

Shading Units

16

24

TMUs

8

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

16 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

1.600 GPixel/s

28.54 GTexel/s

Texture Rate

3.200 GTexel/s

-

913.2 GFLOPS

FP32 (float)

25.60 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

23W

TDP

11W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

G86

-

GPU Variant

NB8M-GS

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

Unknown

Transistors

0.21 billion

Unknown

Die Size

127 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.1

5.1

Shader Model

4.0

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