GeForce GTX 850M and GeForce GT 440 - video card comparison
Passmark - benchmark score GeForce GTX 850M vs GeForce GT 440
GeForce GTX 850M
2591
GeForce GT 440
793
GeForce GTX 850M
GeForce GT 440
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
N15P-GT
GF108
Market segment
Laptop
Desktop
Release date
March 2014
February 2011
Bus support
PCI Express 2.0, PCI Express 3.0
PCI-E 2.0 x 16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
SLI options
+
-
Core clock speed
Up to 936 MHz
810 MHz
CUDA cores
640
96
Floating-point performance
1,155 gflops
311.04 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
585 million
Pipelines / CUDA cores
640
96
Power consumption (TDP)
45 Watt
65 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
36.08
13.0 billion/sec
Memory type
DDR3, GDDR5
DDR3
Maximum RAM amount
4 GB
512 MB GDDR5 or 1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
Up to 2500 MHz
1600 MHz (GDDR5) or 900 MHz (DDR3)
Memory bandwidth
80.0 GB/s
28.8 (DDR3) – 51.2 (GDDR5)
Shared memory
-
-
Standard memory config per GPU
-
1 GB GDDR5 or 2 GB
Standard memory configuration
DDR3 or GDDR5
-
Display Connectors
No outputs
HDMIVGADual Link DVI
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
Multi monitor support
-
+
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
+
-
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 (11_0)
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
Ansel
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-