GeForce 920M and GeForce 405M - video card comparison
GeForce 920M
GeForce 405M
Architecture
Kepler (2012−2018)
GT2xx (2009−2012)
GPU code name
N16V-GM-S
GT218
Market segment
Laptop
Laptop
Release date
January 2015
May 2012
Bus support
PCI Express 3.0
PCI-E 2.0
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Core clock speed
954 MHz
606 MHz
CUDA cores
-
16
Floating-point performance
297.6 gflops
38.78 gflops
Gigaflops
-
73
Manufacturing process technology
28 nm
40 nm
Number of transistors
915 million
260 million
Pipelines / CUDA cores
384
16
Power consumption (TDP)
33 Watt
14 Watt
Texture fill rate
30.53
4.848
Memory type
DDR3
GDDR3, DDR3
Maximum RAM amount
4 GB
Up to 512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
Up to 800 (DDR3), Up to 800 (GDDR3) MHz
Memory bandwidth
14.4 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
DirectX
12 (11_0)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-
Power management
-
8.0