Radeon RX 6800 XT and Radeon RX 6900 - video card comparison
Passmark - benchmark score Radeon RX 6800 XT vs Radeon RX 6900
Radeon RX 6800 XT
25788
Radeon RX 6900
27642
Radeon RX 6800 XT
Radeon RX 6900
Architecture
Navi / RDNA2 (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Navi 21
Navi 21
Market segment
Desktop
Desktop
Release date
November 2020
October 2020
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 8-pin
Boost clock speed
2250 MHz
2105 MHz
Core clock speed
1825 MHz
-
Manufacturing process technology
7 nm
7 nm
Number of transistors
26,800 million
23,000 million
Pipelines / CUDA cores
4608
4608
Power consumption (TDP)
300 Watt
255 Watt
Texture fill rate
648.0
606.2
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
16000 MHz
16 GB/s
Memory bandwidth
512.0 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2