Radeon RX 550 and GeForce RTX 4070 Mobile - video card comparison

Radeon RX 550

GeForce RTX 4070 Mobile

Architecture

GCN 4.0 (2016−2020)

Ada Lovelace

GPU code name

Lexa

GN21-X6

Market segment

Desktop

Laptop

Release date

April 2017

January 2023

Interface

PCIe 3.0 x8

PCIe 4.0 x16

Supplementary power connectors

None

Boost clock speed

1183 MHz

2175 MHz

Core clock speed

1100 MHz

1605 MHz

Floating-point performance

1,211 gflops

Manufacturing process technology

14 nm

5 nm

Number of transistors

2,200 million

Pipelines / CUDA cores

512

4608

Power consumption (TDP)

50 Watt

115 Watt (35 - 115 Watt TGP)

Texture fill rate

37.86

244.1

Memory type

GDDR5

GDDR6

Maximum RAM amount

4 GB

8 GB

Memory bus width

128 Bit

Memory clock speed

7000 MHz

16000 MHz

Memory bandwidth

112.0 GB/s

256.0 GB/s

Shared memory

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

Portable Device Dependent

HDMI

DirectX

12 (12_0)

12 Ultimate (12_2)

CUDA

8.9

OpenCL

2.0

3.0

OpenGL

4.6

Shader Model

6.4

6.7

Vulkan

1.2.131

1.3