GeForce RTX 2070 Mobile Refresh and Radeon 680M - video card comparison
GeForce RTX 2070 Mobile Refresh
Radeon 680M
Architecture
Turing (2018−2021)
RDNA 2 (2020−2022)
GPU code name
TU106B
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
January 2020
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
1485 MHz
2400 MHz
Manufacturing process technology
12 nm
6 nm
Number of transistors
10,800 million
13,100 million
Pipelines / CUDA cores
2304
768
Power consumption (TDP)
115 Watt
45 Watt
Texture fill rate
213.8
115.2
Memory type
GDDR6
System Shared
Maximum RAM amount
8 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
14000 MHz
System Shared
Memory bandwidth
448.0 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 Ultimate (12_2)
12 (12_1)
CUDA
7.5
-
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2.140
1.2