NVIDIA GeForce 8400M GS vs NVIDIA GeForce GT 120M

VS

NVIDIA GeForce 8400M GS

NVIDIA GeForce GT 120M

We compared two Mobile platform GPUs: 256MB VRAM GeForce 8400M GS and 1024MB VRAM GeForce GT 120M 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 GT 120M 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (16.00GB/s vs 6.400GB/s)

16 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400M GS

0.026 TFLOPS

GeForce GT 120M +207%

0.08 TFLOPS

GeForce 8400M GS

VS

GeForce GT 120M

Graphics Card

May 2007

Release Date

Jun 2009

GeForce 8M

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-I

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

500 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

DDR2

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

16.00GB/s

Render Config

-

2

SM Count

4

16

Shading Units

32

8

TMUs

16

4

ROPs

8

-

16 KB

L2 Cache

32 KB

-

Theoretical Performance

1.600 GPixel/s

Pixel Rate

4.000 GPixel/s

3.200 GTexel/s

Texture Rate

8.000 GTexel/s

-

25.60 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

11W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

G86

GPU Name

G96C

NB8M-GS

GPU Variant

N10P-GV1

Tesla

Architecture

Tesla

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.21 billion

Transistors

0.314 billion

127 mm²

Die Size

121 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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