GeForce 305M and GeForce 405M - video card comparison
GeForce 305M
GeForce 405M
Architecture
GT2xx (2009−2012)
GT2xx (2009−2012)
GPU code name
n11m-lp1
GT218
Market segment
Laptop
Laptop
Release date
January 2010
May 2012
Bus support
PCI-E 2.0
PCI-E 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Core clock speed
525 MHz
606 MHz
CUDA cores
16
16
Floating-point performance
36.8 gflops
38.78 gflops
Gigaflops
55
73
Manufacturing process technology
40 nm
40 nm
Number of transistors
260 million
260 million
Pipelines / CUDA cores
16
16
Power consumption (TDP)
14 Watt
14 Watt
Texture fill rate
4.200
4.848
Memory type
GDDR2, GDDR3, DDR2, DDR3
GDDR3, DDR3
Maximum RAM amount
Up to 512 MB
Up to 512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
Up to 700 (DDR3), Up to 700 (GDDR3) MHz
Up to 800 (DDR3), Up to 800 (GDDR3) MHz
Memory bandwidth
11.2 GB/s
25.6 GB/s
Shared memory
-
-
Display Connectors
DisplayPortHDMIVGADual Link DVISingle Link DVI
DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI
Multi monitor support
+
+
HDMI
+
+
Maximum VGA resolution
2048x1536
2048x1536
DirectX
11.1 (10_1)
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
2.1
4.5
Shader Model
4.1
4.1
Vulkan
N/A
N/A
Power management
8.0
8.0