Radeon RX Vega 56 Mobile and Radeon RX 6600 XT - video card comparison

Radeon RX Vega 56 Mobile

Radeon RX 6600 XT

Architecture

GCN 5.0 (2017−2020)

Navi / RDNA2 (2020−2022)

GPU code name

Vega 10

Navi 23

Market segment

Laptop

Desktop

Release date

June 2018

July 2021

Interface

PCIe 3.0 x16

PCIe 4.0 x8

Supplementary power connectors

1x 8-pin

Boost clock speed

1301 MHz

2589 MHz

Core clock speed

1138 MHz

1968 MHz

Manufacturing process technology

14 nm

7 nm

Number of transistors

12,500 million

11,060 million

Pipelines / CUDA cores

3584

2048

Power consumption (TDP)

120 Watt

160 (TGP) Watt

Texture fill rate

291.4

331.4

Memory type

HBM2

GDDR6

Maximum RAM amount

8 GB

Memory bus width

2048 Bit

128 Bit

Memory clock speed

1600 MHz

16000 MHz

Memory bandwidth

409.6 GB/s

256.0 GB/s

Shared memory

Display Connectors

1x HDMI, 3x DisplayPort

1x HDMI, 2x DisplayPort

HDMI

DirectX

12 (12_1)

12.0 Ultimate (12_2)

OpenCL

2.0

2.1

OpenGL

4.6

Shader Model

6.4

6.5

Vulkan

1.1.125

1.2