GeForce GTX 850M and GeForce GT 740M - video card comparison
Passmark - benchmark score GeForce GTX 850M vs GeForce GT 740M
GeForce GTX 850M
2591
GeForce GT 740M
816
GeForce GTX 850M
GeForce GT 740M
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
N15P-GT
N14P-GV2, ...
Market segment
Laptop
Laptop
Release date
March 2014
March 2013
Bus support
PCI Express 2.0, PCI Express 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
SLI options
+
-
Boost clock speed
-
980 MHz
Core clock speed
Up to 936 MHz
810 MHz
CUDA cores
640
-
Floating-point performance
1,155 gflops
752.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
915 million
Pipelines / CUDA cores
640
384
Power consumption (TDP)
45 Watt
45 Watt
Texture fill rate
36.08
31.36
Memory type
DDR3, GDDR5
DDR3
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
Up to 2500 MHz
1600 - 1800 MHz
Memory bandwidth
80.0 GB/s
14.4 GB/s
Shared memory
-
-
Standard memory configuration
DDR3 or 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 (11_0)
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
-
+
Ansel
+
-
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
+
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
+
+