GeForce GTX 950M and GeForce RTX 4090 Mobile - video card comparison

GeForce GTX 950M

GeForce RTX 4090 Mobile

Architecture

Maxwell (2014−2018)

Ada Lovelace

GPU code name

N16P-GT

GN21-X11

Market segment

Laptop

Laptop

Release date

March 2015

January 2023

Bus support

PCI Express 3.0

-

Interface

PCIe 3.0 x8

PCIe 4.0 x16

SLI options

+

-

Boost clock speed

1124 MHz

2040 MHz

Core clock speed

914 MHz

-

CUDA cores

640

-

Floating-point performance

1,439 gflops

-

Manufacturing process technology

28 nm

5 nm

Number of transistors

1,870 million

45,900 million

Pipelines / CUDA cores

640

9728

Power consumption (TDP)

75 Watt

150 Watt (80 - 150 Watt TGP)

Texture fill rate

44.96

515.3

Memory type

DDR3 or GDDR5

GDDR6

Maximum RAM amount

4 GB

16 GB

Memory bus width

128 Bit

256 Bit

Memory clock speed

1000 or 2500 MHz

20000 MHz

Memory bandwidth

32 or 80 GB/s

576.0 GB/s

Shared memory

-

-

Display Connectors

No outputs

Portable Device Dependent

VGA аnalog display support

+

-

DisplayPort Multimode (DP++) support

+

-

HDMI

+

-

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

1.1.126

1.3

Ansel

+

-

BatteryBoost

+

-

GameStream

+

-

GameWorks

+

-

GeForce ShadowPlay

+

-

GPU Boost

2.0

-

H.264, VC1, MPEG2 1080p video decoder

+

-

Optimus

+

-