NVIDIA GeForce GTX 675M vs NVIDIA GeForce GT 445M

VS

NVIDIA GeForce GTX 675M

NVIDIA GeForce GT 445M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675M 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 GTX 675M 's Advantages

Released 1 years and 6 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 40.00GB/s)

240 additional rendering cores

NVIDIA GeForce GT 445M 's Advantages

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675M +190%

0.952 TFLOPS

GeForce GT 445M

0.328 TFLOPS

GeForce GTX 675M

VS

GeForce GT 445M

Graphics Card

Mar 2012

Release Date

Sep 2010

GeForce 600M

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

750 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

96.00GB/s

Bandwidth

40.00GB/s

Render Config

-

8

SM Count

3

384

Shading Units

144

64

TMUs

24

32

ROPs

16

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

9.920 GPixel/s

Pixel Rate

3.420 GPixel/s

39.68 GTexel/s

Texture Rate

13.68 GTexel/s

-

952.3 GFLOPS

FP32 (float)

328.3 GFLOPS

79.36 GFLOPS

FP64 (double)

27.36 GFLOPS

Board Design

100W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GF114

GPU Name

GF106

N13E-GS1-A1

GPU Variant

N11E-GE-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

1.17 billion

332 mm²

Die Size

238 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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