GeForce 940MX and GeForce RTX 4090 Max-Q - video card comparison

GeForce 940MX

GeForce RTX 4090 Max-Q

Architecture

Maxwell (2014−2018)

Ada Lovelace

GPU code name

N16S-GTR-B/S

AD103

Market segment

Laptop

Desktop

Release date

March 2016

January 2023

Bus support

PCI Express 3.0

Interface

PCIe 3.0 x8

PCIe 4.0 x16

Supplementary power connectors

None

Boost clock speed

1242 MHz

1455 MHz

Core clock speed

1122 MHz

Floating-point performance

762.6 gflops

Manufacturing process technology

28 nm

4 nm

Number of transistors

1,870 million

45,900 million

Pipelines / CUDA cores

384

9728

Power consumption (TDP)

23 Watt

80 Watt

Texture fill rate

23.83

442.3

Memory type

DDR3, GDDR5

GDDR6

Maximum RAM amount

4 GB

16 GB

Memory bus width

64 Bit

256 Bit

Memory clock speed

4000 MHz

14 GB/s

Memory bandwidth

40.1 GB/s

448.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

1.2

3.0

OpenGL

4.5

4.6

Shader Model

5.1

6.7

Vulkan

1.1

1.3

GameWorks

GPU Boost

2.0

Optimus