NVIDIA GeForce GTS 350M vs NVIDIA GeForce GT 640M LE

VS

NVIDIA GeForce GTS 350M

NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTS 350M 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 GTS 350M 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 50.24GB/s)

Lower TDP (28W vs 32W)

NVIDIA GeForce GT 640M LE 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

GeForce GTS 350M

0.24 TFLOPS

GeForce GT 640M LE +20%

0.289 TFLOPS

GeForce GTS 350M

VS

GeForce GT 640M LE

Graphics Card

Jan 2010

Release Date

May 2012

GeForce 300M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

785 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

51.20GB/s

Bandwidth

50.24GB/s

Render Config

-

12

SM Count

2

96

Shading Units

96

32

TMUs

16

8

ROPs

4

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

3.012 GPixel/s

16.00 GTexel/s

Texture Rate

12.05 GTexel/s

-

240.0 GFLOPS

FP32 (float)

289.0 GFLOPS

-

FP64 (double)

24.08 GFLOPS

Board Design

28W

TDP

32W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GT215

GPU Name

GF108

N11E-GE1

GPU Variant

-

Tesla 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.727 billion

Transistors

0.585 billion

144 mm²

Die Size

116 mm²

Graphics Features

11.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.2

CUDA

2.1

4.1

Shader Model

5.1

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