GeForce GTX 680M and GeForce GT 720M - video card comparison
Passmark - benchmark score GeForce GTX 680M vs GeForce GT 720M
GeForce GTX 680M
3312
GeForce GT 720M
475
GeForce GTX 680M
GeForce GT 720M
Architecture
Kepler (2012−2018)
Fermi (2010−2014)
GPU code name
N13E-GTX
N14M-GE
Market segment
Laptop
Laptop
Release date
June 2012
April 2013
Bus support
PCI Express 3.0
PCI Express 2.0
Interface
MXM-B (3.0)
PCIe 2.0 x8
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
758 MHz
938 MHz
Core clock speed
720 MHz
625 MHz
CUDA cores
1344
-
Floating-point performance
2,038 gflops
240.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
915 million
Pipelines / CUDA cores
1344
96
Power consumption (TDP)
100 Watt
33 Watt
Texture fill rate
80.6 billion/sec
12.13
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1800 MHz
1800 - 2000 MHz
Memory bandwidth
115.2 GB/s
12.8 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
-
Up to 2560x1600
LVDS signal support
-
Up to 1920x1200
VGA аnalog display support
-
Up to 2048x1536
DisplayPort Multimode (DP++) support
-
Up to 2560x1600
HDCP content protection
-
+
HDMI
-
+
7.1 channel HD audio on HDMI
-
+
DirectX
12 API
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
-
+