GeForce GTX 660 OEM and RTX A500 Mobile - video card comparison

GeForce GTX 660 OEM

RTX A500 Mobile

Architecture

Kepler (2012−2018)

Ampere (2020−2022)

GPU code name

GK104

GA107

Market segment

Desktop

Laptop

Release date

August 2012

March 2022

Interface

PCIe 3.0 x16

PCIe 4.0 x16

Supplementary power connectors

1x 6-pin

Boost clock speed

888 MHz

1537 MHz

Core clock speed

823 MHz

Floating-point performance

2,046 gflops

Manufacturing process technology

28 nm

8 nm

Number of transistors

3,540 million

Pipelines / CUDA cores

1152

2048

Power consumption (TDP)

130 Watt

60 Watt (20 - 60 Watt TGP)

Texture fill rate

85.25

98.37

Memory type

GDDR5

GDDR6

Maximum RAM amount

2 GB

4 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

5600 MHz

14000 MHz

Memory bandwidth

179.2 GB/s

96 GB/s

Shared memory

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

No outputs

HDMI

DirectX

12 (11_0)

12 Ultimate (12_2)

CUDA

3.0

8.6

OpenCL

1.2

3.0

OpenGL

4.6

Shader Model

5.1

6.6

Vulkan

1.1.126

1.3