GeForce GTX 680MX and Radeon R9 M485X - video card comparison
Passmark - benchmark score GeForce GTX 680MX vs Radeon R9 M485X
GeForce GTX 680MX
4266
Radeon R9 M485X
3770
GeForce GTX 680MX
Radeon R9 M485X
Architecture
Kepler (2012−2018)
GCN 3 (2014−2016)
GPU code name
-
Amethyst
Market segment
Laptop
Laptop
Release date
October 2012
May 2016
Bus support
PCI Express 3.0
-
Interface
-
MXM-B (3.0)
Supplementary power connectors
-
None
SLI options
+
-
Core clock speed
720 MHz
723 MHz
CUDA cores
1536
-
Floating-point performance
-
2,961 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3540 Million
5,000 million
Pipelines / CUDA cores
1536
2048
Power consumption (TDP)
122 Watt
250 Watt
Texture fill rate
92.2 billion/sec
92.54
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2500 MHz
5000 MHz
Memory bandwidth
160 GB/s
160.0 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 API
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
4.5
4.6
Shader Model
-
6.3
Vulkan
-
1.2.131
3D Vision
+
-
Optimus
+
-