
Radeon RX 7900 XT and Radeon RX 6800S - video card comparison
Passmark - benchmark score Radeon RX 7900 XT vs Radeon RX 6800S
Radeon RX 7900 XT
29720
Radeon RX 6800S
15908
Radeon RX 7900 XT
Radeon RX 6800S
Architecture
RDNA 3
RDNA 2 (2020−2022)
GPU code name
Navi 31 XT
Navi 23
Market segment
Desktop
Laptop
Release date
November 2022
June 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2000 MHz
1975 MHz
Core clock speed
-
1800 MHz
Manufacturing process technology
5 nm
7 nm
Number of transistors
57,700 million
11,060 million
Pipelines / CUDA cores
5376
2048
Power consumption (TDP)
315 Watt
100 Watt
Texture fill rate
804.4
268.8
Memory type
GDDR6
GDDR6
Maximum RAM amount
20 GB
8 GB
Memory bus width
320 Bit
128 Bit
Memory clock speed
20000 MHz
16000 MHz
Memory bandwidth
800.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12.0 Ultimate (12_2)
OpenCL
2.1
2.1
OpenGL
4.6
4.6
Shader Model
6.7
6.5
Vulkan
1.3
1.2