Radeon RX 6600M and GeForce RTX 3080 12 GB - video card comparison
Passmark - benchmark score Radeon RX 6600M vs GeForce RTX 3080 12 GB
Radeon RX 6600M
14089
GeForce RTX 3080 12 GB
27475
Radeon RX 6600M
GeForce RTX 3080 12 GB
Architecture
RDNA 2 (2020−2022)
Ampere (2020−2022)
GPU code name
R21M-E65-70
Ampere GA102
Market segment
Laptop
Desktop
Release date
September 2020
January 2022
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
1x 12-pin
Boost clock speed
2177 MHz
1260 MHz
Core clock speed
2068 MHz
-
Manufacturing process technology
7 nm
8 nm
Number of transistors
11,060 million
28,300 million
Pipelines / CUDA cores
1792
8960
Power consumption (TDP)
100 Watt (50 - 100 Watt TGP)
350 Watt
Texture fill rate
235.8
478.8
Memory type
GDDR6
GDDR6X
Maximum RAM amount
8 GB
12 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
14000 MHz
1710 MHz
Memory bandwidth
256.0 GB/s
912.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3