GeForce GT 740M and GeForce GT 555M 3 GB - video card comparison
GeForce GT 740M
GeForce GT 555M 3 GB
Architecture
Kepler (2012−2018)
Fermi (2010−2014)
GPU code name
N14P-GV2, ...
GF106
Market segment
Laptop
Desktop
Release date
March 2013
March 2011
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
980 MHz
-
Core clock speed
810 MHz
590 MHz
Floating-point performance
752.6 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
915 million
1,170 million
Pipelines / CUDA cores
384
144
Power consumption (TDP)
45 Watt
35 Watt
Texture fill rate
31.36
14.16
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
3 GB
Memory bus width
64/128 Bit
192 Bit
Memory clock speed
1600 - 1800 MHz
1800 MBps
Memory bandwidth
14.4 GB/s
43.2 GB/s
Shared memory
-
-
Standard memory configuration
DDR3/GDDR5
-
Display Connectors
No outputs
Portable Device Dependent
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
-
7.1 channel HD audio on HDMI
+
-
DirectX
12 API
12 (11_0)
CUDA
+
2.1
OpenCL
1.1
1.1
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-