GeForce RTX 3080 Max-Q and Radeon RX 6600M - video card comparison
GeForce RTX 3080 Max-Q
Radeon RX 6600M
Architecture
Ampere (2020−2022)
RDNA 2 (2020−2022)
GPU code name
GN20-E7 GA104
R21M-E65-70
Market segment
Laptop
Laptop
Release date
January 2021
September 2020
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
1245 MHz
2177 MHz
Core clock speed
780 MHz
2068 MHz
Manufacturing process technology
8 nm
7 nm
Number of transistors
17,400 million
11,060 million
Pipelines / CUDA cores
6144
1792
Power consumption (TDP)
80 Watt
100 Watt (50 - 100 Watt TGP)
Texture fill rate
239.0
235.8
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
8 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
6000 MHz
14000 MHz
Memory bandwidth
320.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.2