NVIDIA GeForce 9500M GS vs NVIDIA GeForce GT 640M LE

VS

NVIDIA GeForce 9500M GS

NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 512MB VRAM GeForce 9500M GS and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9500M GS 's Advantages

Lower TDP (20W vs 32W)

NVIDIA GeForce GT 640M LE 's Advantages

Released 4 years and 3 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (50.24GB/s vs 22.40GB/s)

64 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9500M GS

0.061 TFLOPS

GeForce GT 640M LE +373%

0.289 TFLOPS

GeForce 9500M GS

VS

GeForce GT 640M LE

Graphics Card

Feb 2008

Release Date

May 2012

GeForce 9M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

785 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

22.40GB/s

Bandwidth

50.24GB/s

Render Config

-

4

SM Count

2

32

Shading Units

96

16

TMUs

16

8

ROPs

4

-

L1 Cache

64 KB (per SM)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

3.800 GPixel/s

Pixel Rate

3.012 GPixel/s

7.600 GTexel/s

Texture Rate

12.05 GTexel/s

-

60.80 GFLOPS

FP32 (float)

289.0 GFLOPS

-

FP64 (double)

24.08 GFLOPS

Board Design

20W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

G84

GPU Name

GF108

NB9P-GE1-A2

GPU Variant

-

Tesla

Architecture

Fermi

TSMC

Foundry

TSMC

80 nm

Process Size

40 nm

0.289 billion

Transistors

0.585 billion

169 mm²

Die Size

116 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

2.1

4.0

Shader Model

5.1

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