NVIDIA GeForce 945A vs ATI Mobility Radeon HD 3670

VS

NVIDIA GeForce 945A

ATI Mobility Radeon HD 3670

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 256MB VRAM Mobility Radeon HD 3670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages

Released 7 years and 2 months late

Boost Clock1189MHz

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (40.10GB/s vs 25.60GB/s)

264 additional rendering cores

ATI Mobility Radeon HD 3670 's Advantages

Lower TDP (30W vs 33W)

Score

Benchmark

FP32 (float)

GeForce 945A +460%

0.913 TFLOPS

Mobility Radeon HD 3670

0.163 TFLOPS

GeForce 945A

VS

Mobility Radeon HD 3670

Graphics Card

Mar 2015

Release Date

Jan 2008

GeForce 900A

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

40.10GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

-

384

Shading Units

120

24

TMUs

8

ROPs

4

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

2.720 GPixel/s

28.54 GTexel/s

Texture Rate

5.440 GTexel/s

-

913.2 GFLOPS

FP32 (float)

163.2 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

30W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM108

GPU Name

M86

-

Maxwell

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

Unknown

Transistors

0.378 billion

Unknown

Die Size

135 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

5.0

CUDA

-

5.1

Shader Model

4.1

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