NVIDIA GeForce GT 730M vs NVIDIA GeForce GT 640M LE

VS

NVIDIA GeForce GT 730M NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 730M 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 GT 730M 's Advantages

Released 1 years and 10 months late

288 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Larger VRAM bandwidth (50.24GB/s vs 14.40GB/s)

Lower TDP (32W vs 33W)

Score

Benchmark

FP32 (float)

GeForce GT 730M +91%

0.552 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

GeForce GT 730M

VS

GeForce GT 640M LE

Graphics Card

Mar 2014

Release Date

May 2012

GeForce 700M

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

785 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

50.24GB/s

Render Config

-

SM Count

2

-

Compute Units

-

384

Shading Units

96

32

TMUs

16

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

5.752 GPixel/s

Pixel Rate

3.012 GPixel/s

23.01 GTexel/s

Texture Rate

12.05 GTexel/s

-

FP16 (half)

-

552.2 GFLOPS

FP32 (float)

289.0 GFLOPS

23.01 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

GK208

GPU Name

GF108

GT 730M

GPU Variant

-

Kepler 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

0.585 billion

87 mm²

Die Size

116 mm²

Board Design

33W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.1

5.1

Shader Model

5.1

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