Radeon RX Vega 8 (Ryzen 2000/3000) and Radeon RX 6600 XT - video card comparison

Radeon RX Vega 8 (Ryzen 2000/3000)

Radeon RX 6600 XT

Architecture

Vega (2017−2021)

Navi / RDNA2 (2020−2022)

GPU code name

Vega Raven Ridge

Navi 23

Market segment

Laptop

Desktop

Release date

October 2017

July 2021

Interface

PCIe 4.0 x8

Supplementary power connectors

1x 8-pin

Boost clock speed

1200 MHz

2589 MHz

Core clock speed

1968 MHz

Manufacturing process technology

14 nm

7 nm

Number of transistors

11,060 million

Pipelines / CUDA cores

512

2048

Power consumption (TDP)

15 Watt

160 (TGP) Watt

Texture fill rate

331.4

Memory type

GDDR6

Maximum RAM amount

8 GB

Memory bus width

128 Bit

Memory clock speed

16000 MHz

Memory bandwidth

256.0 GB/s

Shared memory

Display Connectors

1x HDMI, 2x DisplayPort

HDMI

DirectX

12_1

12.0 Ultimate (12_2)

OpenCL

2.1

OpenGL

4.6

Shader Model

6.5

Vulkan

1.2