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

VS

NVIDIA GeForce GT 640M LE NVIDIA GeForce 9500M GS

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

Main Differences

NVIDIA GeForce GT 640M LE 's Advantages

Released 4 years and 3 months late

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

64 additional rendering cores

NVIDIA GeForce 9500M GS 's Advantages

Lower TDP (20W vs 32W)

Score

Benchmark

FP32 (float)

GeForce GT 640M LE +373%

0.289 TFLOPS

GeForce 9500M GS

0.061 TFLOPS

GeForce GT 640M LE

VS

GeForce 9500M GS

Graphics Card

May 2012

Release Date

Feb 2008

GeForce 600M

Generation

GeForce 9M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

785 MHz

Memory Clock

700 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

50.24GB/s

Bandwidth

22.40GB/s

Render Config

2

SM Count

4

-

Compute Units

-

96

Shading Units

32

16

TMUs

16

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

3.012 GPixel/s

Pixel Rate

3.800 GPixel/s

12.05 GTexel/s

Texture Rate

7.600 GTexel/s

-

FP16 (half)

-

289.0 GFLOPS

FP32 (float)

60.80 GFLOPS

24.08 GFLOPS

FP64 (double)

-

Graphics Processor

GF108

GPU Name

G84

-

GPU Variant

NB9P-GE1-A2

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

80 nm

0.585 billion

Transistors

0.289 billion

116 mm²

Die Size

169 mm²

Board Design

32W

TDP

20W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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