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

VS

NVIDIA GeForce 9500M G

NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 512MB VRAM GeForce 9500M G 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 G 's Advantages

Lower TDP (20W vs 32W)

NVIDIA GeForce GT 640M LE 's Advantages

Released 3 years and 11 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (50.24GB/s vs 25.60GB/s)

80 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9500M G

0.04 TFLOPS

GeForce GT 640M LE +622%

0.289 TFLOPS

GeForce 9500M G

VS

GeForce GT 640M LE

Graphics Card

Jun 2008

Release Date

May 2012

GeForce 9M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

785 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

50.24GB/s

Render Config

-

2

SM Count

2

16

Shading Units

96

8

TMUs

16

8

ROPs

4

-

L1 Cache

64 KB (per SM)

32 KB

L2 Cache

256 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

3.012 GPixel/s

4.000 GTexel/s

Texture Rate

12.05 GTexel/s

-

40.00 GFLOPS

FP32 (float)

289.0 GFLOPS

-

FP64 (double)

24.08 GFLOPS

Board Design

20W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

G96

GPU Name

GF108

NB9P-GE

GPU Variant

-

Tesla

Architecture

Fermi

UMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.314 billion

Transistors

0.585 billion

144 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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