GeForce GTX 680M and Radeon HD 6750M - video card comparison
Passmark - benchmark score GeForce GTX 680M vs Radeon HD 6750M
GeForce GTX 680M
3312
Radeon HD 6750M
965
GeForce GTX 680M
Radeon HD 6750M
Architecture
Kepler (2012−2018)
Terascale 2 (2009−2015)
GPU code name
N13E-GTX
Whistler-PRO
Market segment
Laptop
Laptop
Release date
June 2012
January 2011
Bus support
PCI Express 3.0
-
Interface
MXM-B (3.0)
MXM-A (3.0)
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
758 MHz
-
Core clock speed
720 MHz
600 MHz
CUDA cores
1344
-
Floating-point performance
2,038 gflops
576.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
3,540 million
716 million
Pipelines / CUDA cores
1344
480
Power consumption (TDP)
100 Watt
35 Watt
Texture fill rate
80.6 billion/sec
14.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1800 MHz
900 MHz
Memory bandwidth
115.2 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
Optimus
+
-