A2 and L20 - video card comparison

A2

L20

Architecture

Ampere (2020−2022)

Ada Lovelace

GPU code name

GA107

AD102

Market segment

Desktop

Desktop

Release date

November 2021

November 2023

Interface

PCIe 4.0 x8

PCIe 4.0 x16

Supplementary power connectors

None

1x 16-pin

Boost clock speed

1770 MHz

2520 MHz

Manufacturing process technology

8 nm

5 nm

Number of transistors

-

76,300 million

Pipelines / CUDA cores

1280

11776

Power consumption (TDP)

60 Watt

275 Watt

Texture fill rate

70.80

927.4

Memory type

GDDR6

GDDR6

Maximum RAM amount

16 GB

48 GB

Memory bus width

128 Bit

384 Bit

Memory clock speed

12.5 GB/s

18 GB/s

Memory bandwidth

200.1 GB/s

864.0 GB/s

Display Connectors

No outputs

4x DisplayPort 1.4a

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

8.6

8.9

OpenCL

3.0

3.0

OpenGL

4.6

4.6

Shader Model

6.6

6.7

Vulkan

1.2

1.3