Radeon RX 6900 XTX and B200 SXM 192 GB - video card comparison

Radeon RX 6900 XTX

B200 SXM 192 GB

Architecture

RDNA 2.0 (2020−2022)

Blackwell

GPU code name

Navi 21

GB100

Market segment

Desktop

Release date

October 2020

2024 (recently)

Interface

PCIe 4.0 x16

PCIe 5.0 x16

Supplementary power connectors

2x 8-pin

Boost clock speed

2435 MHz

1837 MHz

Manufacturing process technology

7 nm

5 nm

Number of transistors

26,800 million

208,000 million

Pipelines / CUDA cores

5120

16896

Power consumption (TDP)

330 Watt

1000 Watt

Texture fill rate

779.2

969.9

Memory type

GDDR6

HBM3e

Maximum RAM amount

16 GB

96 GB

Memory bus width

256 Bit

4096 Bit

Memory clock speed

18 GB/s

8 GB/s

Memory bandwidth

576.0 GB/s

4.1 TB/s

Display Connectors

1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C

No outputs

HDMI

DirectX

12 Ultimate (12_2)

N/A

CUDA

9.0

OpenCL

2.1

3.0

OpenGL

4.6

N/A

Shader Model

6.7

N/A

Vulkan

1.3

N/A