Radeon RX 6800M and Radeon RX 6400 - video card comparison
Passmark - benchmark score Radeon RX 6800M vs Radeon RX 6400
Radeon RX 6800M
13686
Radeon RX 6400
7776
Radeon RX 6800M
Radeon RX 6400
Architecture
RDNA 2 (2020−2022)
RDNA 2.0 (2020−2022)
GPU code name
Navi 22
Navi 24
Market segment
Laptop
Desktop
Release date
June 2021
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x4
Supplementary power connectors
None
None
Boost clock speed
2300 MHz
2321 MHz
Core clock speed
2116 MHz
-
Manufacturing process technology
7 nm
6 nm
Number of transistors
17,200 million
5,400 million
Pipelines / CUDA cores
2560
768
Power consumption (TDP)
145 Watt
53 Watt
Texture fill rate
413.0
111.4
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
4 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
16000 MHz
16 GB/s
Memory bandwidth
384.0 GB/s
128.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.1
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3