NVIDIA GeForce GTX 675MX vs NVIDIA GeForce GT 445M

VS

NVIDIA GeForce GTX 675MX NVIDIA GeForce GT 445M

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

Released 2 years and 1 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (115.2GB/s vs 40.00GB/s)

816 additional rendering cores

NVIDIA GeForce GT 445M 's Advantages

Lower TDP (35W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX +282%

1.256 TFLOPS

GeForce GT 445M

0.328 TFLOPS

GeForce GTX 675MX

VS

GeForce GT 445M

Graphics Card

Oct 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

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

625 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

40.00GB/s

Render Config

-

SM Count

3

-

Compute Units

-

960

Shading Units

144

80

TMUs

24

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

13.08 GPixel/s

Pixel Rate

3.420 GPixel/s

52.32 GTexel/s

Texture Rate

13.68 GTexel/s

-

FP16 (half)

-

1256 GFLOPS

FP32 (float)

328.3 GFLOPS

52.32 GFLOPS

FP64 (double)

27.36 GFLOPS

Graphics Processor

GK104

GPU Name

GF106

N13E-GSR-A2

GPU Variant

N11E-GE-A1

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

3.54 billion

Transistors

1.17 billion

294 mm²

Die Size

238 mm²

Board Design

100W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

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