GeForce GTX 660M and GeForce RTX 4050 Mobile - video card comparison

GeForce GTX 660M

GeForce RTX 4050 Mobile

Architecture

Kepler (2012−2018)

Ada Lovelace

GPU code name

N13E-GE

GN21-X2

Market segment

Laptop

Release date

March 2012

January 2023

Bus support

PCI Express 2.0, PCI Express 3.0

Interface

MXM-B (3.0)

PCIe 4.0 x16

SLI options

Boost clock speed

950 MHz

2370 MHz

Core clock speed

835 MHz

CUDA cores

384

Floating-point performance

729.6 gflops

Manufacturing process technology

28 nm

5 nm

Number of transistors

1,270 million

Pipelines / CUDA cores

384

2560

Power consumption (TDP)

50 Watt

115 Watt (35 - 115 Watt TGP)

Texture fill rate

30.4 billion/sec

140.4

Memory type

GDDR5

GDDR6

Maximum RAM amount

2 GB

6 GB

Memory bus width

128bit

96 Bit

Memory clock speed

2000 MHz

16000 GB/s

Memory bandwidth

64.0 GB/s

192.0 GB/s

Shared memory

Display Connectors

No outputs

Portable Device Dependent

HDMI

HDCP

Maximum VGA resolution

Up to 2048x1536

DirectX

12 API

12 Ultimate (12_2)

CUDA

8.9

OpenCL

1.1

3.0

OpenGL

4.5

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3

Optimus