GeForce GTX 680MX and Radeon 680M - video card comparison
Passmark - benchmark score GeForce GTX 680MX vs Radeon 680M
GeForce GTX 680MX
4266
Radeon 680M
6351
GeForce GTX 680MX
Radeon 680M
Architecture
Kepler (2012−2018)
RDNA 2 (2020−2022)
GPU code name
-
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
October 2012
January 2022
Bus support
PCI Express 3.0
-
Interface
-
PCIe 4.0 x8
Supplementary power connectors
-
None
SLI options
+
-
Boost clock speed
-
2400 MHz
Core clock speed
720 MHz
-
CUDA cores
1536
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
3540 Million
13,100 million
Pipelines / CUDA cores
1536
768
Power consumption (TDP)
122 Watt
45 Watt
Texture fill rate
92.2 billion/sec
115.2
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
2500 MHz
System Shared
Memory bandwidth
160 GB/s
-
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 API
12 (12_1)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
-
6.5
Vulkan
-
1.2
3D Vision
+
-
Optimus
+
-