Radeon RX 6900 and RTX 4000 Ada Generation - video card comparison
Passmark - benchmark score Radeon RX 6900 vs RTX 4000 Ada Generation
Radeon RX 6900
27641
RTX 4000 Ada Generation
25976
Radeon RX 6900
RTX 4000 Ada Generation
Architecture
RDNA 2.0 (2020−2022)
Ada Lovelace
GPU code name
Navi 21
AD104
Market segment
Desktop
Desktop
Release date
October 2020
August 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
1x 16-pin
Boost clock speed
2105 MHz
2175 MHz
Manufacturing process technology
7 nm
5 nm
Number of transistors
23,000 million
35,800 million
Pipelines / CUDA cores
4608
6144
Power consumption (TDP)
255 Watt
130 Watt
Texture fill rate
606.2
417.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
20 GB
Memory bus width
256 Bit
160 Bit
Memory clock speed
16 GB/s
14 GB/s
Memory bandwidth
512.0 GB/s
280.0 GB/s
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
4x mini-DisplayPort 1.4a
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3