GeForce GTX 680M and GeForce GTS 450 - video card comparison
Passmark - benchmark score GeForce GTX 680M vs GeForce GTS 450
GeForce GTX 680M
3312
GeForce GTS 450
1359
GeForce GTX 680M
GeForce GTS 450
Architecture
Kepler (2012−2018)
Fermi (2010−2014)
GPU code name
N13E-GTX
GF106
Market segment
Laptop
Desktop
Release date
June 2012
September 2010
Bus support
PCI Express 3.0
PCI-E 2.0 x 16
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
6-pin
SLI options
+
+
Boost clock speed
758 MHz
-
Core clock speed
720 MHz
783 MHz
CUDA cores
1344
192
Floating-point performance
2,038 gflops
601.3 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
3,540 million
1,170 million
Pipelines / CUDA cores
1344
192
Power consumption (TDP)
100 Watt
106 Watt
Maximum GPU temperature
-
100 °C
Texture fill rate
80.6 billion/sec
25.1 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1800 MHz
1804 (3608 data rate) MHz
Memory bandwidth
115.2 GB/s
57.7 GB/s
Shared memory
-
-
Display Connectors
No outputs
Mini HDMITwo Dual Link DVI
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 API
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.2
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A
Optimus
+
-