NVIDIA GeForce GT 540M vs NVIDIA GeForce 8400M GS

VS

NVIDIA GeForce GT 540M

NVIDIA GeForce 8400M GS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 540M 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 GT 540M 's Advantages

Released 3 years and 8 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

80 additional rendering cores

NVIDIA GeForce 8400M GS 's Advantages

Lower TDP (11W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 540M +892%

0.258 TFLOPS

GeForce 8400M GS

0.026 TFLOPS

GeForce GT 540M

VS

GeForce 8400M GS

Graphics Card

Jan 2011

Release Date

May 2007

GeForce 500M

Generation

GeForce 8M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-I

Clock Speeds

-

900 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

6.400GB/s

Render Config

-

2

SM Count

2

96

Shading Units

16

TMUs

8

4

ROPs

4

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

2.688 GPixel/s

Pixel Rate

1.600 GPixel/s

10.75 GTexel/s

Texture Rate

3.200 GTexel/s

-

258.0 GFLOPS

FP32 (float)

25.60 GFLOPS

21.50 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

11W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF108

GPU Name

G86

N12P-GS-A1

GPU Variant

NB8M-GS

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.585 billion

Transistors

0.21 billion

116 mm²

Die Size

127 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.1

5.1

Shader Model

4.0

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