RTX A4000 Mobile and Radeon RX 6600S - video card comparison

RTX A4000 Mobile

Radeon RX 6600S

Architecture

Ampere (2020−2022)

RDNA 2 (2020−2022)

GPU code name

GA104

Navi 23

Market segment

Laptop

Release date

April 2021

January 2022

Interface

PCIe 4.0 x16

PCIe 4.0 x8

Supplementary power connectors

None

Boost clock speed

1680 MHz

1881 MHz

Core clock speed

780 MHz

Manufacturing process technology

8 nm

7 nm

Number of transistors

17,400 million

11,060 million

Pipelines / CUDA cores

5120

1792

Power consumption (TDP)

140 Watt (80 - 125 Watt TGP)

80 Watt

Texture fill rate

290.9

224.0

Memory type

GDDR6

Maximum RAM amount

8 GB

4 GB

Memory bus width

256 Bit

128 Bit

Memory clock speed

12000 MHz

16000 MHz

Memory bandwidth

448.0 GB/s

224.0 GB/s

Shared memory

Display Connectors

No outputs

DirectX

12 Ultimate (12_2)

12.0 Ultimate (12_2)

CUDA

8.6

OpenCL

3.0

2.1

OpenGL

4.6

Shader Model

6.6

6.5

Vulkan

1.2