NVIDIA GeForce GT 740A vs NVIDIA GeForce GT 445M

VS

NVIDIA GeForce GT 740A

NVIDIA GeForce GT 445M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 740A and 1024MB VRAM GeForce GT 445M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 740A 's Advantages

Released 2 years and 11 months late

More VRAM (2GB vs 1024GB)

240 additional rendering cores

Lower TDP (33W vs 35W)

NVIDIA GeForce GT 445M 's Advantages

Larger VRAM bandwidth (40.00GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

GeForce GT 740A +129%

0.753 TFLOPS

GeForce GT 445M

0.328 TFLOPS

GeForce GT 740A

VS

GeForce GT 445M

Graphics Card

Aug 2013

Release Date

Sep 2010

GeForce 700A

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

1024MB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

40.00GB/s

Render Config

-

SM Count

3

384

Shading Units

144

32

TMUs

24

8

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

7.840 GPixel/s

Pixel Rate

3.420 GPixel/s

31.36 GTexel/s

Texture Rate

13.68 GTexel/s

-

752.6 GFLOPS

FP32 (float)

328.3 GFLOPS

31.36 GFLOPS

FP64 (double)

27.36 GFLOPS

Board Design

33W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208

GPU Name

GF106

GT 740M

GPU Variant

N11E-GE-A1

Kepler 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.02 billion

Transistors

1.17 billion

87 mm²

Die Size

238 mm²

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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