Radeon RX 6900 and B200 SXM 192 GB - video card comparison
Radeon RX 6900
B200 SXM 192 GB
Architecture
RDNA 2.0 (2020−2022)
Blackwell
GPU code name
Navi 21
GB100
Market segment
Desktop
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
2105 MHz
1837 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
23,000 million
208,000 million
Pipelines / CUDA cores
4608
16896
Power consumption (TDP)
255 Watt
1000 Watt
Texture fill rate
606.2
969.9
Memory type
GDDR6
HBM3e
Maximum RAM amount
16 GB
96 GB
Memory bus width
256 Bit
4096 Bit
Memory clock speed
16 GB/s
8 GB/s
Memory bandwidth
512.0 GB/s
4.1 TB/s
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
N/A
CUDA
-
9.0
OpenCL
2.0
3.0
OpenGL
4.6
N/A
Shader Model
6.5
N/A
Vulkan
1.2
N/A