NVIDIA GeForce 8400M GS vs NVIDIA GeForce 8400M GT

VS

NVIDIA GeForce 8400M GS

NVIDIA GeForce 8400M GT

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M GS 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 8400M GS 's Advantages

Lower TDP (11W vs 14W)

NVIDIA GeForce 8400M GT 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (19.20GB/s vs 6.400GB/s)

Score

Benchmark

FP32 (float)

GeForce 8400M GS

0.026 TFLOPS

GeForce 8400M GT +11%

0.029 TFLOPS

GeForce 8400M GS

VS

GeForce 8400M GT

Graphics Card

May 2007

Release Date

May 2007

GeForce 8M

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-I

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

400 MHz

Memory Clock

600 MHz

Memory

256MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

19.20GB/s

Render Config

-

2

SM Count

2

16

Shading Units

16

8

TMUs

8

4

ROPs

4

-

16 KB

L2 Cache

32 KB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

1.800 GPixel/s

3.200 GTexel/s

Texture Rate

3.600 GTexel/s

-

25.60 GFLOPS

FP32 (float)

28.80 GFLOPS

-

Board Design

11W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

G86

GPU Name

G86

NB8M-GS

GPU Variant

G86-603-A2

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

80 nm

Process Size

80 nm

0.21 billion

Transistors

0.21 billion

127 mm²

Die Size

127 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

1.1

4.0

Shader Model

4.0

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