NVIDIA GeForce GT 445M vs NVIDIA GeForce 825M

VS

NVIDIA GeForce GT 445M

NVIDIA GeForce 825M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 445M and 1024MB VRAM GeForce 825M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 445M 's Advantages

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

NVIDIA GeForce 825M 's Advantages

Released 3 years and 4 months late

Boost Clock941MHz

240 additional rendering cores

Lower TDP (33W vs 35W)

Score

Benchmark

FP32 (float)

GeForce GT 445M

0.328 TFLOPS

GeForce 825M +120%

0.723 TFLOPS

GeForce GT 445M

VS

GeForce 825M

Graphics Card

Sep 2010

Release Date

Jan 2014

GeForce 400M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

941 MHz

625 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

40.00GB/s

Bandwidth

14.40GB/s

Render Config

-

3

SM Count

-

144

Shading Units

384

24

TMUs

32

16

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

3.420 GPixel/s

Pixel Rate

7.528 GPixel/s

13.68 GTexel/s

Texture Rate

30.11 GTexel/s

-

328.3 GFLOPS

FP32 (float)

722.7 GFLOPS

27.36 GFLOPS

FP64 (double)

30.11 GFLOPS

Board Design

35W

TDP

33W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF106

GPU Name

GK208

N11E-GE-A1

GPU Variant

-

Fermi

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

1.02 billion

238 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.5

5.1

Shader Model

5.1

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