NVIDIA GeForce GT 745A vs ATI Mobility Radeon HD 3470

VS

NVIDIA GeForce GT 745A

ATI Mobility Radeon HD 3470

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 745A and 256MB VRAM Mobility Radeon HD 3470 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 745A 's Advantages

Released 5 years and 7 months late

Boost Clock915MHz

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 6.400GB/s)

344 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 745A +1201%

0.703 TFLOPS

Mobility Radeon HD 3470

0.054 TFLOPS

GeForce GT 745A

VS

Mobility Radeon HD 3470

Graphics Card

Aug 2013

Release Date

Jan 2008

GeForce 700A

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

837 MHz

Base Clock

-

915 MHz

Boost Clock

-

900 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

-

384

Shading Units

40

32

TMUs

4

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.320 GPixel/s

Pixel Rate

2.720 GPixel/s

29.28 GTexel/s

Texture Rate

2.720 GTexel/s

-

702.7 GFLOPS

FP32 (float)

54.40 GFLOPS

29.28 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK107

GPU Name

M82

N14P-LP

GPU Variant

M82-ME XT (216-0707009)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.181 billion

118 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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