GeForce GTX 780M and GeForce GT 740M - video card comparison
Passmark - benchmark score GeForce GTX 780M vs GeForce GT 740M
GeForce GTX 780M
3962
GeForce GT 740M
816
GeForce GTX 780M
GeForce GT 740M
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N14E-GTX
N14P-GV2, ...
Market segment
Laptop
Laptop
Release date
May 2013
March 2013
Bus support
PCI Express 3.0, PCI Express 2.0
PCI Express 3.0
Interface
MXM-B (3.0)
PCIe 3.0 x8
Supplementary power connectors
None
-
SLI options
+
-
Boost clock speed
797 MHz
980 MHz
Core clock speed
823 MHz
810 MHz
CUDA cores
1536
-
Floating-point performance
2,448 gflops
752.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
915 million
Pipelines / CUDA cores
1536
384
Power consumption (TDP)
122 Watt
45 Watt
Texture fill rate
102.0
31.36
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
2500 MHz
1600 - 1800 MHz
Memory bandwidth
160.0 GB/s
14.4 GB/s
Shared memory
-
-
Standard memory configuration
GDDR5
DDR3/GDDR5
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
Up to 3840x2160
LVDS signal support
Up to 1920x1200
Up to 1920x1200
VGA аnalog display support
Up to 2048x1536
Up to 2048x1536
DisplayPort Multimode (DP++) support
Up to 3840x2160
Up to 3840x2160
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
3D Vision / 3DTV Play
+
+
Blu-Ray 3D Support
+
+
H.264, VC1, MPEG2 1080p video decoder
+
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
+
+