GeForce 945M and GeForce GTX 850M - video card comparison
Passmark - benchmark score GeForce 945M vs GeForce GTX 850M
GeForce 945M
2171
GeForce GTX 850M
2591
GeForce 945M
GeForce GTX 850M
Architecture
Maxwell (2014−2018)
Maxwell (2014−2018)
GPU code name
GM107
N15P-GT
Market segment
Laptop
Laptop
Release date
March 2015
March 2014
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
-
SLI options
-
+
Boost clock speed
1045 MHz
-
Core clock speed
928 MHz
Up to 936 MHz
CUDA cores
-
640
Floating-point performance
953.9 gflops
1,155 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,870 million
1,870 million
Pipelines / CUDA cores
512
640
Power consumption (TDP)
75 Watt
45 Watt
Texture fill rate
40.80
36.08
Memory type
DDR3
DDR3, GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
2000 MHz
Up to 2500 MHz
Memory bandwidth
28.8 GB/s
80.0 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3 or GDDR5
Display Connectors
No outputs
No outputs
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 (11_0)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
Ansel
-
+
GameWorks
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
+
+
TrueHD and DTS-HD audio bitstreaming
-
+