GeForce GTX 780M Mac Edition and GeForce MX330 - video card comparison

GeForce GTX 780M Mac Edition

GeForce MX330

Architecture

Kepler (2012−2018)

Pascal (2016−2021)

GPU code name

GK104

N17S-LP / N17S-G3

Market segment

Desktop

Laptop

Release date

November 2013

February 2020

Interface

MXM-B (3.0)

PCIe 3.0 x16

Supplementary power connectors

None

Boost clock speed

797 MHz

1594 MHz

Core clock speed

771 MHz

1531 MHz

Floating-point performance

2,448 gflops

Manufacturing process technology

28 nm

14 nm

Number of transistors

3,540 million

1,800 million

Pipelines / CUDA cores

1536

384

Power consumption (TDP)

122 Watt

25 Watt (12 - 25 Watt TGP)

Texture fill rate

102.0

38.26

Memory type

GDDR5

Maximum RAM amount

4 GB

2 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

5000 MHz

7000 MHz

Memory bandwidth

160.0 GB/s

48.06 GB/s

Shared memory

Display Connectors

No outputs

DirectX

12 (11_0)

12 (12_1)

CUDA

3.0

6.1

OpenCL

1.2

OpenGL

4.6

Shader Model

5.1

6.4

Vulkan

1.1.126

1.2.131

Optimus