GeForce RTX 3080 Ti Mobile and Radeon 660M - video card comparison
GeForce RTX 3080 Ti Mobile
Radeon 660M
Architecture
Ampere (2020−2022)
RDNA 2 (2020−2022)
GPU code name
GN20-E8
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
January 2022
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
1590 MHz
1900 MHz
Core clock speed
975 MHz
-
Manufacturing process technology
8 nm
6 nm
Number of transistors
-
13,100 million
Pipelines / CUDA cores
7424
384
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
45 Watt
Texture fill rate
292.3
45.60
Memory type
GDDR6
System Shared
Maximum RAM amount
16 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
14000 MHz
System Shared
Memory bandwidth
512.0 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
8.6
-
OpenCL
3.0
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.3
1.2