Radeon 680M and Arc 7 A770M - video card comparison
Radeon 680M
Arc 7 A770M
Architecture
RDNA 2 (2020−2022)
Generation 12.7 (2022)
GPU code name
RDNA 2 Rembrandt
DG2-512
Market segment
Laptop
Desktop
Release date
January 2022
2022
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
2400 MHz
1650 MHz
Manufacturing process technology
6 nm
6 nm
Number of transistors
13,100 million
21,700 million
Pipelines / CUDA cores
768
4096
Power consumption (TDP)
45 Watt
120 Watt
Texture fill rate
115.2
422.4
Memory type
System Shared
GDDR6
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
12 GB/s
Memory bandwidth
-
384.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3