NVIDIA GeForce GT 445M vs NVIDIA GeForce 8800M GTX

VS

NVIDIA GeForce GT 445M

NVIDIA GeForce 8800M GTX

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 512MB VRAM GeForce 8800M GTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 445M 's Advantages

Released 2 years and 10 months late

More VRAM (1024GB vs 512GB)

48 additional rendering cores

Lower TDP (35W vs 65W)

NVIDIA GeForce 8800M GTX 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 40.00GB/s)

Score

Benchmark

FP32 (float)

GeForce GT 445M +36%

0.328 TFLOPS

GeForce 8800M GTX

0.24 TFLOPS

GeForce GT 445M

VS

GeForce 8800M GTX

Graphics Card

Sep 2010

Release Date

Nov 2007

GeForce 400M

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-HE

Clock Speeds

-

625 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

40.00GB/s

Bandwidth

51.20GB/s

Render Config

-

3

SM Count

12

144

Shading Units

96

24

TMUs

48

16

ROPs

16

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

3.420 GPixel/s

Pixel Rate

8.000 GPixel/s

13.68 GTexel/s

Texture Rate

24.00 GTexel/s

-

328.3 GFLOPS

FP32 (float)

240.0 GFLOPS

27.36 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

65W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF106

GPU Name

G92

N11E-GE-A1

GPU Variant

NB8E-GTX-A2

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.17 billion

Transistors

0.754 billion

238 mm²

Die Size

324 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.1

5.1

Shader Model

4.0

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