Radeon RX 6600M and Radeon RX 6800M - video card comparison
Passmark - benchmark score Radeon RX 6600M vs Radeon RX 6800M
Radeon RX 6600M
14089
Radeon RX 6800M
13686
Radeon RX 6600M
Radeon RX 6800M
Architecture
RDNA 2 (2020−2022)
RDNA 2 (2020−2022)
GPU code name
R21M-E65-70
Navi 22
Market segment
Laptop
Laptop
Release date
September 2020
June 2021
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
None
Boost clock speed
2177 MHz
2300 MHz
Core clock speed
2068 MHz
2116 MHz
Manufacturing process technology
7 nm
7 nm
Number of transistors
11,060 million
17,200 million
Pipelines / CUDA cores
1792
2560
Power consumption (TDP)
100 Watt (50 - 100 Watt TGP)
145 Watt
Texture fill rate
235.8
413.0
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
12 GB
Memory bus width
128 Bit
192 Bit
Memory clock speed
14000 MHz
16000 MHz
Memory bandwidth
256.0 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
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