ATI Mobility Radeon HD 3450 vs NVIDIA GeForce GT 445M

VS

ATI Mobility Radeon HD 3450

NVIDIA GeForce GT 445M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3450 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 445M 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (40.00GB/s vs 6.400GB/s)

104 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3450

0.04 TFLOPS

GeForce GT 445M +720%

0.328 TFLOPS

Mobility Radeon HD 3450

VS

GeForce GT 445M

Graphics Card

Jan 2008

Release Date

Sep 2010

M8x

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

400 MHz

Memory Clock

625 MHz

Memory

256MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

40.00GB/s

Render Config

2

Compute Units

-

SM Count

3

40

Shading Units

144

4

TMUs

24

4

ROPs

16

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

3.420 GPixel/s

2.000 GTexel/s

Texture Rate

13.68 GTexel/s

-

40.00 GFLOPS

FP32 (float)

328.3 GFLOPS

-

FP64 (double)

27.36 GFLOPS

Board Design

Unknown

TDP

35W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

M82

GPU Name

GF106

M82-SCE XT (216-0707011)

GPU Variant

N11E-GE-A1

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

1.17 billion

67 mm²

Die Size

238 mm²

Graphics Features

10.1

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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