GeForce 945A and GMA 3100 - video card comparison

GeForce 945A

GMA 3100

Architecture

Maxwell (2014−2018)

Generation 4.0 (2006−2007)

GPU code name

GM108

Bearlake

Market segment

Desktop

Desktop

Release date

March 2015

May 2007

Interface

PCIe 3.0 x8

PCIe 1.0 x16

Boost clock speed

1189 MHz

-

Core clock speed

1072 MHz

400 MHz

Floating-point performance

903.2 gflops

-

Manufacturing process technology

28 nm

90 nm

Pipelines / CUDA cores

384

-

Power consumption (TDP)

33 Watt

13 Watt

Texture fill rate

28.54

1.600

Memory type

GDDR5

System Shared

Maximum RAM amount

1 GB

System Shared

Memory bus width

64 Bit

System Shared

Memory clock speed

5012 MHz

System Shared

Memory bandwidth

40.1 GB/s

-

Display Connectors

No outputs

No outputs

DirectX

12 (11_0)

9.0c

CUDA

5.0

-

OpenCL

1.2

N/A

OpenGL

4.6

2.0

Shader Model

5.1

3.0

Vulkan

1.1.126

N/A