Radeon RX 6600 XT and GeForce RTX 4070 Max-Q - video card comparison

Radeon RX 6600 XT

GeForce RTX 4070 Max-Q

Architecture

Navi / RDNA2 (2020−2022)

Ada Lovelace

GPU code name

Navi 23

AD106

Market segment

Desktop

Release date

July 2021

January 2023

Interface

PCIe 4.0 x8

PCIe 4.0 x16

Supplementary power connectors

1x 8-pin

None

Boost clock speed

2589 MHz

1230 MHz

Core clock speed

1968 MHz

Manufacturing process technology

7 nm

4 nm

Number of transistors

11,060 million

Pipelines / CUDA cores

2048

4608

Power consumption (TDP)

160 (TGP) Watt

35 Watt

Texture fill rate

331.4

177.1

Memory type

GDDR6

Maximum RAM amount

8 GB

Memory bus width

128 Bit

Memory clock speed

16000 MHz

14 GB/s

Memory bandwidth

256.0 GB/s

224.0 GB/s

Shared memory

Display Connectors

1x HDMI, 2x DisplayPort

Portable Device Dependent

HDMI

DirectX

12.0 Ultimate (12_2)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.1

3.0

OpenGL

4.6

Shader Model

6.5

6.7

Vulkan

1.2

1.3