GeForce GTX 660 OEM and GeForce RTX 4090 Ti - video card comparison

GeForce GTX 660 OEM

GeForce RTX 4090 Ti

Architecture

Kepler (2012−2018)

Ada Lovelace

GPU code name

GK104

AD102

Market segment

Desktop

Release date

August 2012

2023

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin

2x 16-pin

Boost clock speed

888 MHz

2565 MHz

Core clock speed

823 MHz

Floating-point performance

2,046 gflops

Manufacturing process technology

28 nm

5 nm

Number of transistors

3,540 million

76,300 million

Pipelines / CUDA cores

1152

18176

Power consumption (TDP)

130 Watt

600 Watt

Texture fill rate

85.25

1,457

Memory type

GDDR5

GDDR6X

Maximum RAM amount

2 GB

24 GB

Memory bus width

256 Bit

384 Bit

Memory clock speed

5600 MHz

24 GB/s

Memory bandwidth

179.2 GB/s

1,152 GB/s

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

1x HDMI 2.1, 3x DisplayPort 1.4a

HDMI

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.0

8.9

OpenCL

1.2

3.0

OpenGL

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3