Arc A770 and Radeon RX 6450M - video card comparison

Arc A770

Radeon RX 6450M

Architecture

Alchemist

RDNA 2 (2020−2022)

GPU code name

DG2-512

Navi 24

Market segment

Desktop

Laptop

Release date

October 2022

January 2023

Interface

PCIe 4.0 x16

PCIe 4.0 x4

Supplementary power connectors

1x 6-pin + 1x 8-pin

None

Boost clock speed

2400 MHz

2220 MHz

Core clock speed

2100 MHz

2000 MHz

Manufacturing process technology

6 nm

6 nm

Number of transistors

21,700 million

5,400 million

Pipelines / CUDA cores

4096

768

Power consumption (TDP)

225 Watt

25 Watt (25 - 50 Watt TGP)

Texture fill rate

614.4

118.1

Memory type

GDDR6

GDDR6

Maximum RAM amount

16 GB

4 GB

Memory bus width

256 Bit

64 Bit

Memory clock speed

16000 MHz

18000 MHz

Memory bandwidth

512.0 GB/s

128.0 GB/s

Shared memory

-

-

Display Connectors

1x HDMI 2.1, 3x DisplayPort 2.0

Portable Device Dependent

HDMI

+

-

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenCL

3.0

2.2

OpenGL

4.6

4.6

Shader Model

6.6

6.7

Vulkan

1.3

1.3