Radeon RX 7800 XT and Radeon Instinct MI300 - video card comparison

Radeon RX 7800 XT

Radeon Instinct MI300

Architecture

RDNA 3

CDNA 3.0

GPU code name

Navi 32

Aqua Vanjaram

Market segment

Desktop

Release date

August 2023

January 2023

Interface

PCIe 4.0 x16

PCIe 5.0 x16

Supplementary power connectors

2x 8-pin

Boost clock speed

2430 MHz

1700 MHz

Manufacturing process technology

5 nm

Number of transistors

28,100 million

153,000 million

Pipelines / CUDA cores

3840

14080

Power consumption (TDP)

263 Watt

600 Watt

Texture fill rate

604.8

1,496

Memory type

GDDR6

HBM3

Maximum RAM amount

16 GB

128 GB

Memory bus width

256 Bit

8192 Bit

Memory clock speed

19500 MHz

3.2 GB/s

Memory bandwidth

576.0 GB/s

3,277 GB/s

Shared memory

Display Connectors

1x HDMI 2.1a, 3x DisplayPort 2.1

No outputs

HDMI

DirectX

12 Ultimate (12_2)

N/A

OpenCL

2.2

3.0

OpenGL

4.6

N/A

Shader Model

6.7

N/A

Vulkan

1.3

N/A