Radeon RX 6900 XT and Radeon RX 6800M - video card comparison
Passmark - benchmark score Radeon RX 6900 XT vs Radeon RX 6800M
Radeon RX 6900 XT
27641
Radeon RX 6800M
13686
Radeon RX 6900 XT
Radeon RX 6800M
Architecture
Navi / RDNA2 (2020−2022)
RDNA 2 (2020−2022)
GPU code name
Navi 21
Navi 22
Market segment
Desktop
Laptop
Release date
December 2020
June 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2250 MHz
2300 MHz
Core clock speed
1825 MHz
2116 MHz
Manufacturing process technology
7 nm
7 nm
Number of transistors
26,800 million
17,200 million
Pipelines / CUDA cores
5120
2560
Power consumption (TDP)
300 Watt
145 Watt
Texture fill rate
720.0
413.0
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
12 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
16000 MHz
16000 MHz
Memory bandwidth
512.0 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.1
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2